251
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Lin Y, Sun J. Vinyl-terminated liquid-crystalline dendrimers based on dendritic polyols and their siloxane-based elastomers. ACTA ACUST UNITED AC 2012. [DOI: 10.1002/pola.26373] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
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252
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Zhao L, Liu J, Feng Y, He Y, Fan Q. Facile Synthesis of Chiral Diphosphine-Containing Multiple Dendrimeric Catalysts for Enantioselective Hydrogenation. CHINESE J CHEM 2012. [DOI: 10.1002/cjoc.201200648] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
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253
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Strašák T, Čermák J, Sýkora J, Horský J, Walterová Z, Jaroschik F, Harakat D. Carbosilane Metallodendrimers with Titanocene Dichloride End Groups. Organometallics 2012. [DOI: 10.1021/om300559y] [Citation(s) in RCA: 11] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/07/2023]
Affiliation(s)
- Tomáš Strašák
- Institute of Chemical Process
Fundamentals, v.v.i., Academy of Sciences of the Czech Republic, Rozvojová
135, 165 02 Prague 6, Czech Republic
| | - Jan Čermák
- Institute of Chemical Process
Fundamentals, v.v.i., Academy of Sciences of the Czech Republic, Rozvojová
135, 165 02 Prague 6, Czech Republic
| | - Jan Sýkora
- Institute of Chemical Process
Fundamentals, v.v.i., Academy of Sciences of the Czech Republic, Rozvojová
135, 165 02 Prague 6, Czech Republic
| | - Jiří Horský
- Institute of Macromolecular Chemistry, v.v.i., Academy of Sciences of the Czech Republic, Heyrovského
nám. 2, 162 06 Prague 6, Czech Republic
| | - Zuzana Walterová
- Institute of Macromolecular Chemistry, v.v.i., Academy of Sciences of the Czech Republic, Heyrovského
nám. 2, 162 06 Prague 6, Czech Republic
| | - Florian Jaroschik
- Institut de Chimie Moléculaire de Reims, UMR, CNRS 7312, Case postale
44 UFR des Sciences Exactes et Naturelles, BP 1039, 51687 Reims Cedex
2, France
| | - Dominique Harakat
- Institut de Chimie Moléculaire de Reims, UMR, CNRS 7312, Case postale
44 UFR des Sciences Exactes et Naturelles, BP 1039, 51687 Reims Cedex
2, France
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254
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Levi N, Neumann R. Manganese Salen Compounds Embedded within Cross-Linked Chiral Polyethylenimine: Asymmetric Epoxidation in an Aqueous Biphasic Medium. Chempluschem 2012. [DOI: 10.1002/cplu.201200203] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]
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255
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Balieu S, Cadiou C, Martinez A, Nuzillard JM, Oudart JB, Maquart FX, Chuburu F, Bouquillon S. Encapsulation of contrast imaging agents by polypropyleneimine-based dendrimers. J Biomed Mater Res A 2012; 101:613-21. [PMID: 22926966 DOI: 10.1002/jbm.a.34359] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/08/2012] [Revised: 05/29/2012] [Accepted: 06/26/2012] [Indexed: 11/06/2022]
Abstract
Polypropyleneimines (PPIs) functionalized by glycerol-based entities are prepared and characterized by diffusion-ordered spectroscopy NMR. Showing low cytotoxicity against MRC5 fibroblasts, their encapsulation capacities of gadolinium complexes was evaluated. T(1) measurements were performed to determine the relaxivity of the encapsulated gadopentetate dimeglumine (GdBOPTA) in dendrimers of fourth and fifth generation (GD-PPI-4 and GD-PPI-5). Comparison of the GdBOPTA relaxivity and the relaxivity of GdBOPTA-loaded dendrimers showed a slight increase of the gadolinium chelate relaxivity.
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Affiliation(s)
- S Balieu
- Institut de Chimie Moléculaire de Reims (ICMR), UMR CNRS No. 6229, UFR Sciences, Université Reims-Champagne-Ardenne, Reims, France
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256
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Ma CQ, Mena-Osteritz E, Wunderlin M, Schulz G, Bäuerle P. 2,2′:3′,2′′-Terthiophene-Basedall-Thiophene Dendrons and Dendrimers: Synthesis, Structural Characterization, and Properties. Chemistry 2012; 18:12880-901. [DOI: 10.1002/chem.201200231] [Citation(s) in RCA: 31] [Impact Index Per Article: 2.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/21/2012] [Indexed: 11/10/2022]
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257
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Kitazawa H, Albrecht K, Yamamoto K. Synthesis of a Dendrimer Reactor for Clusters with a Magic Number. CHEM LETT 2012. [DOI: 10.1246/cl.2012.828] [Citation(s) in RCA: 20] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/12/2022]
Affiliation(s)
| | - Ken Albrecht
- Chemical Resources Laboratory, Tokyo Institute of Technology
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258
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Dendritic Molecular Nanobatteries and the Contribution of Click Chemistry. J Inorg Organomet Polym Mater 2012. [DOI: 10.1007/s10904-012-9720-x] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/26/2022]
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259
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Pani RC, Yingling YG. Role of Solvent and Dendritic Architecture on the Redox Core Encapsulation. J Phys Chem A 2012; 116:7593-9. [DOI: 10.1021/jp304253g] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/26/2023]
Affiliation(s)
- Rakhee C. Pani
- Department
of Materials Science and Engineering, North Carolina State University, 911
Partners Way, Raleigh, North Carolina 27695, United States
| | - Yaroslava G. Yingling
- Department
of Materials Science and Engineering, North Carolina State University, 911
Partners Way, Raleigh, North Carolina 27695, United States
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260
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Gupta S, Tyagi R, Parmar VS, Sharma SK, Haag R. Polyether based amphiphiles for delivery of active components. POLYMER 2012. [DOI: 10.1016/j.polymer.2012.04.047] [Citation(s) in RCA: 94] [Impact Index Per Article: 7.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
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261
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Jeon HJ, Kim C, Song HH. Solvent effects on self-assembly and superstructures of amide dendrons. Macromol Res 2012. [DOI: 10.1007/s13233-012-0142-y] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
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262
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Abstract
This review gives an overview of the use of dendrimers and dendrons as organocatalysts, i.e. as catalysts in the absence of any metal. A large variety of dendrimeric structures have already been used for such a purpose, varying in size (generation), type and location (core or surface) of the organocatalytic entities, and overall chemical composition. The main types of reactions catalyzed concern bond formation (in particular C-C bonds), bond cleavage (in particular of esters), reductions and oxidations. In many cases, good to excellent enantioselectivities have been observed, in some cases associated with a positive dendritic effect (better properties when the generation of the dendrimer increases). Due to their large size compared to products, the dendrimeric organocatalysts can be often recovered and reused several times.
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Affiliation(s)
- Anne-Marie Caminade
- Laboratoire de Chimie de Coordination du CNRS, UPR8241, 205 route de Narbonne, BP 44099 Toulouse Cedex 4, France.
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263
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Astruc D, Liang L, Rapakousiou A, Ruiz J. Click dendrimers and triazole-related aspects: catalysts, mechanism, synthesis, and functions. A bridge between dendritic architectures and nanomaterials. Acc Chem Res 2012; 45:630-40. [PMID: 22148925 DOI: 10.1021/ar200235m] [Citation(s) in RCA: 270] [Impact Index Per Article: 22.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/12/2022]
Abstract
One of the primary recent improvements in molecular chemistry is the now decade-old concept of click chemistry. Typically performed as copper-catalyzed azide-alkyne (CuAAC) Huisgen-type 1,3-cycloadditions, this reaction has many applications in biomedicine and materials science. The application of this chemistry in dendrimer synthesis beyond the zeroth generation and in nanoparticle functionalization requires stoichiometric use of the most common click catalyst, CuSO(4)·5H(2)O with sodium ascorbate. Efforts to develop milder reaction conditions for these substrates have led to the design of polydentate nitrogen ligands. Along these lines, we have described a new, efficient, practical, and easy-to-synthesize catalytic complex, [Cu(I)(hexabenzyltren)]Br, 1 [tren = tris(2-aminoethyl)amine], for the synthesis of relatively large dendrimers and functional gold nanoparticles (AuNPs). This efficient catalyst can be used alone in 0.1% mol amounts for nondendritic click reactions or with the sodium-ascorbate additive, which inhibits aerobic catalyst oxidation. Alternatively, catalytic quantities of the air-stable compounds hexabenzyltren and CuBr added to the click reaction medium can provide analogously satisfactory results. Based on this catalyst as a core, we have also designed and synthesized analogous Cu(I)-centered dendritic catalysts that are much less air-sensitive than 1 and are soluble in organic solvents or in water (depending on the nature of the terminal groups). These multivalent catalysts facilitate efficient click chemistry and exert positive dendritic effects that mimic enzyme activity. We propose a monometallic CuAAC click mechanism for this process. Although the primary use of click chemistry with dendrimers has been to decorate dendrimers with a large number of molecules for medicinal or materials purposes, we are specifically interested in the formation of intradendritic [1,2,3]-triazole heterocycles that coordinate to transition-metal ions via their nitrogen atoms. We describe applications including molecular recognition of anions and cations and the stabilization of transition metal nanoparticles according to a principle pioneered by Crooks with poly(amido amine) (PAMAM) dendrimers, and in particular, the control of structural and reactivity parameters in which the intradendritic [1,2,3]-triazoles and peripheral tripodal tri(ethylene glycol) termini play key roles in the click-dendrimer mediated synthesis and stabilization of gold nanoparticles (AuNPs). By varying these parameters, we have stabilized water-soluble, weakly liganded AuNPs between 1.8 and 50 nm in size and have shown large differences in behavior between AuNPs and PdNPs. Overall, the new catalyst design and the possibilities of click dendrimer chemistry introduce a bridge between dendritic architectures and the world of nanomaterials for multiple applications.
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Affiliation(s)
- Didier Astruc
- Institut des Sciences Moléculaires, UMR CNRS No. 5255, Université Bordeaux 1, 33405 Talence Cedex, France
| | - Liyuan Liang
- Institut des Sciences Moléculaires, UMR CNRS No. 5255, Université Bordeaux 1, 33405 Talence Cedex, France
| | - Amalia Rapakousiou
- Institut des Sciences Moléculaires, UMR CNRS No. 5255, Université Bordeaux 1, 33405 Talence Cedex, France
| | - Jaime Ruiz
- Institut des Sciences Moléculaires, UMR CNRS No. 5255, Université Bordeaux 1, 33405 Talence Cedex, France
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264
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Mishra V, Gupta U, Jain NK. Surface-Engineered Dendrimers: a Solution for Toxicity Issues. JOURNAL OF BIOMATERIALS SCIENCE-POLYMER EDITION 2012; 20:141-66. [DOI: 10.1163/156856208x386246] [Citation(s) in RCA: 59] [Impact Index Per Article: 4.9] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 02/06/2023]
Affiliation(s)
- Vijay Mishra
- a Pharmaceutics Research Laboratory, Department of Pharmaceutical Sciences, Dr. H. S. Gour University, Sagar (M.P.) 470003, India
| | - Umesh Gupta
- b Pharmaceutics Research Laboratory, Department of Pharmaceutical Sciences, Dr. H. S. Gour University, Sagar (M.P.) 470003, India
| | - N. K. Jain
- c Pharmaceutics Research Laboratory, Department of Pharmaceutical Sciences, Dr. H. S. Gour University, Sagar (M.P.) 470003, India
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265
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Han Q, Wang LL, Li QJ, Zhao GZ, He J, Hu B, Tan H, Abliz Z, Yu Y, Yang HB. Synthesis of Triangular Metallodendrimers via Coordination-Driven Self-Assembly. J Org Chem 2012; 77:3426-32. [DOI: 10.1021/jo300016a] [Citation(s) in RCA: 34] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/28/2023]
Affiliation(s)
- Qing Han
- Shanghai Key Laboratory of Green Chemistry and Chemical Processes,
Department of Chemistry, East China Normal University, 3663 North Zhongshan Road, Shanghai 200062, P. R. China
| | - Li-Lei Wang
- Shanghai Key Laboratory of Green Chemistry and Chemical Processes,
Department of Chemistry, East China Normal University, 3663 North Zhongshan Road, Shanghai 200062, P. R. China
| | - Quan-Jie Li
- Department of Chemistry, Beijing Normal University, Beijing 100875, P. R. China
| | - Guang-Zhen Zhao
- Shanghai Key Laboratory of Green Chemistry and Chemical Processes,
Department of Chemistry, East China Normal University, 3663 North Zhongshan Road, Shanghai 200062, P. R. China
| | - Jiuming He
- Institute of Materia Medica, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing 100050, P. R. China
| | - Bingjie Hu
- Shanghai Key Laboratory of Magnetic Resonance, Department of Physics, East China Normal University, Shanghai 200062, P. R.
China
| | - Hongwei Tan
- Department of Chemistry, Beijing Normal University, Beijing 100875, P. R. China
| | - Zeper Abliz
- Institute of Materia Medica, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing 100050, P. R. China
| | - Yihua Yu
- Shanghai Key Laboratory of Magnetic Resonance, Department of Physics, East China Normal University, Shanghai 200062, P. R.
China
| | - Hai-Bo Yang
- Shanghai Key Laboratory of Green Chemistry and Chemical Processes,
Department of Chemistry, East China Normal University, 3663 North Zhongshan Road, Shanghai 200062, P. R. China
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266
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267
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Gao H. Development of star polymers as unimolecular containers for nanomaterials. Macromol Rapid Commun 2012; 33:722-34. [PMID: 22419360 DOI: 10.1002/marc.201200005] [Citation(s) in RCA: 134] [Impact Index Per Article: 11.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/04/2012] [Revised: 02/10/2012] [Indexed: 12/18/2022]
Abstract
Star polymers containing one central core surrounded by multiple radiating arms represent an intriguing type of globular platform to be used as unimolecular containers and reactors. The core domain can encapsulate guest "cargos", whereas protective shell and chain ends can be functionalized with reactive groups and ligands. This Feature Article highlights the recent development on using core-shell structured amphiphilic star polymers as unimolecular containers for applications in drug delivery, catalysis, and template of hybrid nanomaterials. As compared with dendrimers, star polymers enjoy advantages of facile synthesis, flexible compositions, and tunable sizes, which allow them being able to carry more and multiple "cargos" within one molecule.
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Affiliation(s)
- Haifeng Gao
- Department of Chemistry and Biochemistry, 365 Stepan Chemistry Hall, University of Notre Dame, Notre Dame, IN 46556 USA.
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268
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Han Q, Chen LJ, Yang HB, Li QJ, He J, Tan H, Abliz Z, Wang CH. Synthesis and characterization of dendritic platinum bisferrocenylacetylide complexes. CAN J CHEM 2012. [DOI: 10.1139/v11-159] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/22/2022]
Abstract
A series of new dendritic platinum bisferrocenylacetylide complexes have been synthesized utilizing the coupling reaction of trans-Pt complexes with C–H bonds in alkynes as key steps. These new bimetallic dendrimers were fully characterized by multinuclear NMR (1H, 13C, and 31P) and mass spectrometry (MALDI-TOF-MS and CSI-TOF-MS). Electrochemical studies of these complexes were carried out and revealed that all of the redox moieties are stable, independent, and electrochemically active. In addition, all metallodendrimers show one-electron reaction responses, and the increased sizes of these complexes did not exhibit a dramatic influence on the diffusion coefficient.
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Affiliation(s)
- Qing Han
- Shanghai Key Laboratory of Green Chemistry and Chemical Processes, Department of Chemistry, East China Normal University, Shanghai 200062, P.R. China
| | - Li-Jun Chen
- Shanghai Key Laboratory of Green Chemistry and Chemical Processes, Department of Chemistry, East China Normal University, Shanghai 200062, P.R. China
| | - Hai-Bo Yang
- Shanghai Key Laboratory of Green Chemistry and Chemical Processes, Department of Chemistry, East China Normal University, Shanghai 200062, P.R. China
| | - Quan-Jie Li
- Department of Chemistry, Beijing Normal University, Beijing 100875, P.R. China
| | - Jiuming He
- Institute of Materia Medica, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing 100050, P.R. China
| | - Hongwei Tan
- Department of Chemistry, Beijing Normal University, Beijing 100875, P.R. China
| | - Zeper Abliz
- Institute of Materia Medica, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing 100050, P.R. China
| | - Cui-Hong Wang
- Shanghai Key Laboratory of Green Chemistry and Chemical Processes, Department of Chemistry, East China Normal University, Shanghai 200062, P.R. China
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269
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Abd‐El‐Aziz AS, Pilfold JL, Kucukkaya I, Vandel MS. Metal‐Containing Polymers. ENCYCLOPEDIA OF POLYMER SCIENCE AND TECHNOLOGY 2012. [DOI: 10.1002/0471440264.pst225.pub2] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 09/01/2023]
Abstract
Abstract
The article provides an overview of the synthesis, properties, and applications of metal‐containing polymers. The past decade has shown an exponential increase in synthetic methods, resulting in metal‐containing polymers, their characterization techniques, and their potential application into a variety of fields, including chemistry, medicine, biotechnology, and more.
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270
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Dendronization: A Useful Synthetic Strategy to Prepare Multifunctional Materials. Polymers (Basel) 2012. [DOI: 10.3390/polym4010355] [Citation(s) in RCA: 75] [Impact Index Per Article: 6.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/17/2022] Open
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271
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272
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Hager EB, Makhubela BCE, Smith GS. Aqueous-phase hydroformylation of 1-octene using hydrophilic sulfonate salicylaldimine dendrimers. Dalton Trans 2012; 41:13927-35. [DOI: 10.1039/c2dt31471a] [Citation(s) in RCA: 37] [Impact Index Per Article: 3.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
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273
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274
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Kehat T, Goren K, Portnoy M. Effects of dendritic interface on enantioselective catalysis by polymer-bound prolines. NEW J CHEM 2012. [DOI: 10.1039/c1nj20471h] [Citation(s) in RCA: 12] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
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275
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Kirkorian K, Ellis A, Twyman LJ. Catalytic hyperbranched polymers as enzyme mimics; exploiting the principles of encapsulation and supramolecular chemistry. Chem Soc Rev 2012; 41:6138-59. [DOI: 10.1039/c2cs35238a] [Citation(s) in RCA: 75] [Impact Index Per Article: 6.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
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276
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Fujihara T. New Design of Periphery-Functionalized Ligands and Their Application in Transition-Metal-Catalyzed Reactions. J SYN ORG CHEM JPN 2012. [DOI: 10.5059/yukigoseikyokaishi.70.928] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
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277
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278
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Snelders DJM, Virboul MAN, Kreiter R, Versluis C, van Koten G, Klein Gebbink RJM. Synthesis of multimetallic dendrimers through non-covalent interactions. Dalton Trans 2012; 41:2354-9. [DOI: 10.1039/c1dt11505g] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
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279
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280
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Palivan CG, Fischer-Onaca O, Delcea M, Itel F, Meier W. Protein–polymer nanoreactors for medical applications. Chem Soc Rev 2012; 41:2800-23. [DOI: 10.1039/c1cs15240h] [Citation(s) in RCA: 141] [Impact Index Per Article: 11.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/21/2022]
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281
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Garcia L, Roglans A, Laurent R, Majoral JP, Pla-Quintana A, Caminade AM. Dendritic phosphoramidite ligands for Rh-catalyzed [2+2+2] cycloaddition reactions: unprecedented enhancement of enantiodiscrimination. Chem Commun (Camb) 2012; 48:9248-50. [DOI: 10.1039/c2cc32992a] [Citation(s) in RCA: 43] [Impact Index Per Article: 3.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
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282
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Liu J, Feng Y, He Y, Yang N, Fan QH. Janus dendritic phosphines: synthesis and application in Suzuki coupling reactions. NEW J CHEM 2012. [DOI: 10.1039/c1nj20375d] [Citation(s) in RCA: 23] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
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283
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R. Newkome G, Patri A, N. Moorefield C. Dendronized Bi-2-quinoline Ligands and Their Metal Complexes: Dendron Synthesis and Metalloassembly. HETEROCYCLES 2012. [DOI: 10.3987/com-11-s(p)80] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/19/2022]
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284
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Wu T, Wang X, Qiu H, Gao J, Wang W, Liu Y. Graphene oxide reduced and modified by soft nanoparticles and its catalysis of the Knoevenagel condensation. ACTA ACUST UNITED AC 2012. [DOI: 10.1039/c2jm15311d] [Citation(s) in RCA: 114] [Impact Index Per Article: 9.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/23/2022]
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285
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Lee CC, Leung MK, Lee PY, Chiu TL, Lee JH, Liu C, Chou PT. Synthesis and Properties of Oxygen-Linked N-Phenylcarbazole Dendrimers. Macromolecules 2011. [DOI: 10.1021/ma202433y] [Citation(s) in RCA: 36] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/24/2022]
Affiliation(s)
| | | | - Pei-Yu Lee
- Department of Photonics Engineering, Yuan Ze University, Taoyuan 32003, Taiwan
| | - Tien-Lung Chiu
- Department of Photonics Engineering, Yuan Ze University, Taoyuan 32003, Taiwan
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286
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Keller M, Ianchuk M, Ladeira S, Taillefer M, Caminade AM, Majoral JP, Ouali A. Synthesis of Dendritic β-Diketones and Their Application in Copper-Catalyzed Diaryl Ether Formation. European J Org Chem 2011. [DOI: 10.1002/ejoc.201101521] [Citation(s) in RCA: 29] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
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287
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Liang L, Ruiz J, Astruc D. The Efficient Copper(I) (Hexabenzyl)tren Catalyst and Dendritic Analogues for Green “Click” Reactions between Azides and Alkynes in Organic Solvent and in Water: Positive Dendritic Effects and Monometallic Mechanism. Adv Synth Catal 2011. [DOI: 10.1002/adsc.201100449] [Citation(s) in RCA: 56] [Impact Index Per Article: 4.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/30/2022]
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288
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Han Q, Li QJ, He J, Hu B, Tan H, Abliz Z, Wang CH, Yu Y, Yang HB. Design and Synthesis of 60° Dendritic Donor Ligands and Their Coordination-Driven Self-Assembly into Supramolecular Rhomboidal Metallodendrimers. J Org Chem 2011; 76:9660-9. [DOI: 10.1021/jo201594u] [Citation(s) in RCA: 30] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/30/2023]
Affiliation(s)
- Qing Han
- Shanghai Key Laboratory of Green Chemistry and Chemical Processes,
Department of Chemistry, East China Normal University, 3663 N. Zhongshan Road, Shanghai 200062, P. R. China
| | - Quan-Jie Li
- Department of Chemistry, Beijing Normal University, Beijing 100050, P. R. China
| | - Jiuming He
- Institute of Materia Medica, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing 100050, P. R.
China
| | - Bingjie Hu
- Shanghai Key Laboratory
of Magnetic Resonance, Department of Physics, East China Normal University, Shanghai 200062, P. R. China
| | - Hongwei Tan
- Department of Chemistry, Beijing Normal University, Beijing 100050, P. R. China
| | - Zeper Abliz
- Institute of Materia Medica, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing 100050, P. R.
China
| | - Cui-Hong Wang
- Shanghai Key Laboratory of Green Chemistry and Chemical Processes,
Department of Chemistry, East China Normal University, 3663 N. Zhongshan Road, Shanghai 200062, P. R. China
| | - Yihua Yu
- Shanghai Key Laboratory
of Magnetic Resonance, Department of Physics, East China Normal University, Shanghai 200062, P. R. China
| | - Hai-Bo Yang
- Shanghai Key Laboratory of Green Chemistry and Chemical Processes,
Department of Chemistry, East China Normal University, 3663 N. Zhongshan Road, Shanghai 200062, P. R. China
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289
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Mankbadi MR, Barakat MA, Ramadan MH, Woodcock HL, Kuhn JN. Iron Chelation by Polyamidoamine Dendrimers: A Second-Order Kinetic Model for Metal–Amine Complexation. J Phys Chem B 2011; 115:13534-40. [DOI: 10.1021/jp208546a] [Citation(s) in RCA: 39] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Affiliation(s)
| | - Mohamed A. Barakat
- Environmental Sciences Department, Faculty of Meteorology and Environment, King Abdulaziz University (KAU), Saudi Arabia
- Central Metallurgical R&D Institute, P.O. Box 87 Helwan 11421, Cairo, Egypt
| | - Mohamed H. Ramadan
- Environmental Sciences Department, Faculty of Meteorology and Environment, King Abdulaziz University (KAU), Saudi Arabia
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290
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Angurell I, Rodríguez LI, Rossell O, Seco M. PGSE-NMR Study of a Series of New Silver–Carbosilane Dendrimers Displaying Different Coordination Modes. Organometallics 2011. [DOI: 10.1021/om200623m] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Inmaculada Angurell
- Departament de Química Inorgànica, Universitat de Barcelona, Martí i Franquès, 1-11, 08028 Barcelona, Spain
| | - Lara-Isabel Rodríguez
- Departament de Química Inorgànica, Universitat de Barcelona, Martí i Franquès, 1-11, 08028 Barcelona, Spain
| | - Oriol Rossell
- Departament de Química Inorgànica, Universitat de Barcelona, Martí i Franquès, 1-11, 08028 Barcelona, Spain
| | - Miquel Seco
- Departament de Química Inorgànica, Universitat de Barcelona, Martí i Franquès, 1-11, 08028 Barcelona, Spain
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291
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Hu R, Hao W, Cai M. MCM-41-Supported Bidentate Phosphine Rhodium Complex: An Efficient and Recyclable Heterogeneous Catalyst for the Hydrosilylation of Olefins. CHINESE J CHEM 2011. [DOI: 10.1002/cjoc.201180292] [Citation(s) in RCA: 10] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/05/2022]
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292
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Bally F, Ismailova E, Brochon C, Serra CA, Hadziioannou G. Mechanistic study of Atom Transfer Radical Polymerization in the Presence of an Inimer: Toward Highly Branched Controlled Macromolecular Architectures through One-Pot Reaction. Macromolecules 2011. [DOI: 10.1021/ma2011443] [Citation(s) in RCA: 24] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- Florence Bally
- Groupe d’Intensification et d’Intrapolation des Procédés Polymères (G2IP), Laboratoire d’Ingénierie des Polymères pour les Hautes Technologies (LIPHT), EAc (CNRS) 4379, Ecole Européenne de Chimie, Polymères et Matériaux (ECPM), Université de Strasbourg (UdS), 25 rue Becquerel, F-67087 Strasbourg, France
| | - Esma Ismailova
- Groupe d’Intensification et d’Intrapolation des Procédés Polymères (G2IP), Laboratoire d’Ingénierie des Polymères pour les Hautes Technologies (LIPHT), EAc (CNRS) 4379, Ecole Européenne de Chimie, Polymères et Matériaux (ECPM), Université de Strasbourg (UdS), 25 rue Becquerel, F-67087 Strasbourg, France
| | - Cyril Brochon
- Groupe d’Intensification et d’Intrapolation des Procédés Polymères (G2IP), Laboratoire d’Ingénierie des Polymères pour les Hautes Technologies (LIPHT), EAc (CNRS) 4379, Ecole Européenne de Chimie, Polymères et Matériaux (ECPM), Université de Strasbourg (UdS), 25 rue Becquerel, F-67087 Strasbourg, France
| | - Christophe A. Serra
- Groupe d’Intensification et d’Intrapolation des Procédés Polymères (G2IP), Laboratoire d’Ingénierie des Polymères pour les Hautes Technologies (LIPHT), EAc (CNRS) 4379, Ecole Européenne de Chimie, Polymères et Matériaux (ECPM), Université de Strasbourg (UdS), 25 rue Becquerel, F-67087 Strasbourg, France
| | - Georges Hadziioannou
- Groupe d’Intensification et d’Intrapolation des Procédés Polymères (G2IP), Laboratoire d’Ingénierie des Polymères pour les Hautes Technologies (LIPHT), EAc (CNRS) 4379, Ecole Européenne de Chimie, Polymères et Matériaux (ECPM), Université de Strasbourg (UdS), 25 rue Becquerel, F-67087 Strasbourg, France
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293
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Sridharan V, Suryavanshi PA, Menéndez JC. Advances in the chemistry of tetrahydroquinolines. Chem Rev 2011; 111:7157-259. [PMID: 21830756 DOI: 10.1021/cr100307m] [Citation(s) in RCA: 773] [Impact Index Per Article: 59.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/10/2023]
Affiliation(s)
- Vellaisamy Sridharan
- Departamento de Química Orgánica y Farmacéutica, Facultad de Farmacia, Universidad Complutense, Madrid, Spain
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294
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Bronstein LM, Shifrina ZB. Dendrimers as encapsulating, stabilizing, or directing agents for inorganic nanoparticles. Chem Rev 2011; 111:5301-44. [PMID: 21718045 DOI: 10.1021/cr2000724] [Citation(s) in RCA: 250] [Impact Index Per Article: 19.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/20/2022]
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295
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Zhao GZ, Li QJ, Chen LJ, Tan H, Wang CH, Lehman DA, Muddiman DC, Yang HB. Facile Self-Assembly of Supramolecular Hexakisferrocenyl Triangles via Coordination-Driven Self-Assembly and Their Electrochemical Behavior. Organometallics 2011. [DOI: 10.1021/om2003305] [Citation(s) in RCA: 36] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Guang-Zhen Zhao
- Shanghai Key Laboratory of Green Chemistry and Chemical Processes, Department of Chemistry, East China Normal University, 3663 N. Zhongshan Road, Shanghai, 200062, People's Republic of China
| | - Quan-Jie Li
- Department of Chemistry, Beijing Normal University, Beijing 100050, People's Republic of China
| | - Li-Jun Chen
- Shanghai Key Laboratory of Green Chemistry and Chemical Processes, Department of Chemistry, East China Normal University, 3663 N. Zhongshan Road, Shanghai, 200062, People's Republic of China
| | - Hongwei Tan
- Department of Chemistry, Beijing Normal University, Beijing 100050, People's Republic of China
| | - Cui-Hong Wang
- Shanghai Key Laboratory of Green Chemistry and Chemical Processes, Department of Chemistry, East China Normal University, 3663 N. Zhongshan Road, Shanghai, 200062, People's Republic of China
| | - Danielle A. Lehman
- W. M. Keck FT-ICR Mass Spectrometry Laboratory and Department of Chemistry, North Carolina State University, Raleigh, North Carolina 27695, United States
| | - David C. Muddiman
- W. M. Keck FT-ICR Mass Spectrometry Laboratory and Department of Chemistry, North Carolina State University, Raleigh, North Carolina 27695, United States
| | - Hai-Bo Yang
- Shanghai Key Laboratory of Green Chemistry and Chemical Processes, Department of Chemistry, East China Normal University, 3663 N. Zhongshan Road, Shanghai, 200062, People's Republic of China
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296
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Cheng C, Liu Z, Shen L, Li L, Ma C, Pu S, Xu J. Synthesis and Spectral Properties of Triazine-Based Dendritic Dithienylethenes. JOURNAL OF CHEMICAL RESEARCH 2011. [DOI: 10.3184/174751911x13049474471938] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/17/2022]
Abstract
Two novel triazine-based dendrimers comprising a dithienylethene core and eight and 16 ethyl groups around the periphery were synthesised in high yields in a convergent way, without using tedious protection and chromatographic separation steps. Their optical properties such as photochromism, fluorescence emission and film-forming behaviour were investigated. The new symmetrical dendritic dithienylethenes showed typical photochromic behaviour in solution and good film-forming performance in a poly(methyl methacrylate) (PMMA) matrix. Moreover, the dendrimers have demonstrated remarkable fluorescence enhancement and good solubility in common organic solvents, compared with the corresponding small molecule diarylethene. Thus, the new dendrimers as optoelectronic materials, have potential applications in optical storage, photo-switches, and so on.
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Affiliation(s)
- Chuanjie Cheng
- Jiangxi Key Laboratory of Organic Chemistry, Jiangxi Science & Technology Normal University, Fenglin Street, Nanchang, Jiangxi 330013, P. R. China
| | - Zhongbin Liu
- Jiangxi Key Laboratory of Organic Chemistry, Jiangxi Science & Technology Normal University, Fenglin Street, Nanchang, Jiangxi 330013, P. R. China
| | - Liang Shen
- Jiangxi Key Laboratory of Organic Chemistry, Jiangxi Science & Technology Normal University, Fenglin Street, Nanchang, Jiangxi 330013, P. R. China
| | - Long Li
- Jiangxi Key Laboratory of Organic Chemistry, Jiangxi Science & Technology Normal University, Fenglin Street, Nanchang, Jiangxi 330013, P. R. China
| | - Cha Ma
- Jiangxi Key Laboratory of Organic Chemistry, Jiangxi Science & Technology Normal University, Fenglin Street, Nanchang, Jiangxi 330013, P. R. China
| | - Shouzhi Pu
- Jiangxi Key Laboratory of Organic Chemistry, Jiangxi Science & Technology Normal University, Fenglin Street, Nanchang, Jiangxi 330013, P. R. China
| | - Jingkun Xu
- Jiangxi Key Laboratory of Organic Chemistry, Jiangxi Science & Technology Normal University, Fenglin Street, Nanchang, Jiangxi 330013, P. R. China
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297
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Hydroformylation activity of multinuclear rhodium complexes coordinated to dendritic iminopyridyl and iminophosphine scaffolds. J Organomet Chem 2011. [DOI: 10.1016/j.jorganchem.2010.10.048] [Citation(s) in RCA: 22] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/22/2022]
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298
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Imada Y, Iida H, Kitagawa T, Naota T. Aerobic Reduction of Olefins by In Situ Generation of Diimide with Synthetic Flavin Catalysts. Chemistry 2011; 17:5908-20. [DOI: 10.1002/chem.201003278] [Citation(s) in RCA: 61] [Impact Index Per Article: 4.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/15/2010] [Indexed: 11/05/2022]
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299
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Gatard S, Liang L, Salmon L, Ruiz J, Astruc D, Bouquillon S. Water-soluble glycodendrimers: synthesis and stabilization of catalytically active Pd and Pt nanoparticles. Tetrahedron Lett 2011. [DOI: 10.1016/j.tetlet.2011.02.015] [Citation(s) in RCA: 21] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/12/2022]
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300
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Laurent R, Servin P, Ouali A, Keller M, Travers L, Majoral JP, Caminade AM. Phosphorus Dendrimers: Efficient Tools for “Greener” Catalyst Design. PHOSPHORUS SULFUR 2011. [DOI: 10.1080/10426507.2010.534117] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]
Affiliation(s)
- Régis Laurent
- a CNRS, Laboratoire de Chimie de Coordination (LCC), Toulouse, France and Université de Toulouse , UPS, INP, LCC , Toulouse , France
| | - Paul Servin
- a CNRS, Laboratoire de Chimie de Coordination (LCC), Toulouse, France and Université de Toulouse , UPS, INP, LCC , Toulouse , France
| | - Armelle Ouali
- a CNRS, Laboratoire de Chimie de Coordination (LCC), Toulouse, France and Université de Toulouse , UPS, INP, LCC , Toulouse , France
| | - Michel Keller
- a CNRS, Laboratoire de Chimie de Coordination (LCC), Toulouse, France and Université de Toulouse , UPS, INP, LCC , Toulouse , France
| | - Laurie Travers
- a CNRS, Laboratoire de Chimie de Coordination (LCC), Toulouse, France and Université de Toulouse , UPS, INP, LCC , Toulouse , France
| | - Jean-Pierre Majoral
- a CNRS, Laboratoire de Chimie de Coordination (LCC), Toulouse, France and Université de Toulouse , UPS, INP, LCC , Toulouse , France
| | - Anne-Marie Caminade
- a CNRS, Laboratoire de Chimie de Coordination (LCC), Toulouse, France and Université de Toulouse , UPS, INP, LCC , Toulouse , France
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