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Braun M, Mahler H. Nicht-chelatkontrollierte Additionen von 1-Brom-1-lithio-1-alkenen anO-geschützte Lactaldehyde. Angew Chem Int Ed Engl 1989. [DOI: 10.1002/ange.19891010723] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
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453
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Boche G. The Structure of Lithium Compounds of Sulfones, Sulfoximides, Sulfoxides, Thioethers and 1,3-Dithianes, Nitriles, Nitro Compounds and Hydrazones. ACTA ACUST UNITED AC 1989. [DOI: 10.1002/anie.198902771] [Citation(s) in RCA: 287] [Impact Index Per Article: 8.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/05/2022]
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Boche G. Zur Struktur der Lithiumverbindungen von Sulfonen, Sulfoximiden, Sulfoxiden, Thioethern und 1,3-Dithianen, Nitrilen, Nitroverbindungen und Hydrazonen. Angew Chem Int Ed Engl 1989. [DOI: 10.1002/ange.19891010306] [Citation(s) in RCA: 138] [Impact Index Per Article: 3.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
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455
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457
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Enantiomerically pure α′,β′-difunctionalized α,β-enones by highly diastereoselective nucleophilic alkenoylation of chiral aldehydes. Tetrahedron Lett 1989. [DOI: 10.1016/s0040-4039(00)99158-5] [Citation(s) in RCA: 15] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/18/2022]
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Boeckman RK, O'Connor KJ. Studies of the stability and reactivity of substituted vinyl titanium triisopropoxides. Tetrahedron Lett 1989. [DOI: 10.1016/s0040-4039(00)99219-0] [Citation(s) in RCA: 17] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/25/2022]
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459
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Gesson JP, Jacquesy JC, Mondon M. Enantiodivergent synthesis of (+) and (−) altholactone from D-glucose. Preparation and cytotoxic activity of analogs. Tetrahedron 1989. [DOI: 10.1016/s0040-4020(01)80093-4] [Citation(s) in RCA: 38] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/16/2022]
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Seebach D. Structure and Reactivity of Lithium Enolates. From Pinacolone to SelectiveC-Alkylations of Peptides. Difficulties and Opportunities Afforded by Complex Structures. ACTA ACUST UNITED AC 1988. [DOI: 10.1002/anie.198816241] [Citation(s) in RCA: 680] [Impact Index Per Article: 18.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
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462
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Seebach D. Struktur und Reaktivität von Lithiumenolaten, vom Pinakolon zur selektivenC-Alkylierung von Peptiden – Schwierigkeiten und Möglichkeiten durch komplexe Strukturen. Angew Chem Int Ed Engl 1988. [DOI: 10.1002/ange.19881001206] [Citation(s) in RCA: 274] [Impact Index Per Article: 7.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/05/2022]
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Mahler U, Devant RM, Braun M. Reagent-controlled addition of (R)- and (S)-2-Hydroxy-1,2,2-triphenylethyl acetate to chiral aldehydes. ACTA ACUST UNITED AC 1988. [DOI: 10.1002/cber.19881211122] [Citation(s) in RCA: 23] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]
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Noe CR, Knollmüller M, Ettmayer P. Paraformaldehyd als möglicher Chiralitätsamplifikator. Angew Chem Int Ed Engl 1988. [DOI: 10.1002/ange.19881001038] [Citation(s) in RCA: 11] [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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Fujisawa T, Fujimura A, Ukaji Y. Diastereofacial Control in the Reaction of (R)-α-(p-Tolylsulfinyl)acetophenones with Several Organometallics. CHEM LETT 1988. [DOI: 10.1246/cl.1988.1541] [Citation(s) in RCA: 22] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/12/2022]
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466
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Kawai M, Onaka M, Izumi Y. New Application of Solid Acid to Carbon–Carbon Bond Formation Reactions: Clay Montmorillonite-Catalyzed Aldol Reactions of Silyl Enol Ethers with Aldehydes and Acetals. BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN 1988. [DOI: 10.1246/bcsj.61.1237] [Citation(s) in RCA: 64] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/12/2022]
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467
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Seebach D, Adam G, Gees T, Schiess M, Weigand W. Scope and limitations of the TiCl4-mediated additions of isocyanides to aldehydes and ketones with formation of α-hydroxycarboxylic acid amides. ACTA ACUST UNITED AC 1988. [DOI: 10.1002/cber.19881210319] [Citation(s) in RCA: 74] [Impact Index Per Article: 2.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
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468
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Ichikawa S, Takahashi K, Tanaka M, Sato T. Metal-Catalyzed Organic Photoreactions. Titanium(IV) Chloride-Catalyzed Photoreactions of Aldohexoses. BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN 1988. [DOI: 10.1246/bcsj.61.505] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/12/2022]
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469
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470
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Honda Y, Morita E, Ohshiro K, Tsuchihashi GI. 1,3-Asymmetric Induction in Acyclic Systems by Practical Application of Dithioacetal Group. CHEM LETT 1988. [DOI: 10.1246/cl.1988.21] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/12/2022]
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472
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Sato T, Kato R, Gokyu K, Fujisawa T. Diastereospecific addition of organometallics to (S)-2-alkoxy-1-(1,3-dithian-2-yl)-1-propanones and its application to the synthesis of (−)-trachelantic acid. Tetrahedron Lett 1988. [DOI: 10.1016/s0040-4039(00)80392-5] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]
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Reetz M, Drewes M, Harms K, Reif W. Stereoselective cyanohydrin-forming reactions of chiral α-amino aldehydes. Tetrahedron Lett 1988. [DOI: 10.1016/0040-4039(88)85144-x] [Citation(s) in RCA: 70] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
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474
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Kim KS, Sohng JK, Ha SB, Cheong CS, Jung DI, Hahn CS. Synthesis of higher-carbon sugars: preparation and reaction of β-hydroxysulfonyl sugars. Tetrahedron Lett 1988. [DOI: 10.1016/0040-4039(88)85227-4] [Citation(s) in RCA: 10] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/23/2022]
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475
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Molander GA, Andrews SW. Chelation control in the intramolecular addition of allylsilanes to carbonyl electrophiles. Tetrahedron 1988. [DOI: 10.1016/s0040-4020(01)86642-4] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]
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Reetz M, Jung A, Bolm C. Stereoselective intramoleculer allylsilane additions to chiral aldehydes. Tetrahedron 1988. [DOI: 10.1016/s0040-4020(01)86643-6] [Citation(s) in RCA: 38] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
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477
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Shirai F, Nakai T. A novel, double-asymmetric aldol approach to the synthesis of a 1β-methyl carbapenem antibiotic precursor. Tetrahedron Lett 1988. [DOI: 10.1016/s0040-4039(00)82373-4] [Citation(s) in RCA: 13] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/17/2022]
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478
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New diastereoselective synthesis of a novel chiral λ-(Aminoalkyl)-α-hydroxy-λ-lactones and their application for the synthesis of renin inhibitors. Tetrahedron Lett 1988. [DOI: 10.1016/s0040-4039(00)80382-2] [Citation(s) in RCA: 17] [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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479
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Reetz M, Harms K, Reif W. An X-ray structural analysis of a chiral α-alkoxy-ketone/SnCl4 chelate. Tetrahedron Lett 1988. [DOI: 10.1016/s0040-4039(00)82215-7] [Citation(s) in RCA: 23] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]
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480
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Reetz MT, Drewes MW, Schmitz A. Stereoselektive Synthese von β-Aminoalkoholen aus optisch aktiven α-Aminosäuren. Angew Chem Int Ed Engl 1987. [DOI: 10.1002/ange.19870991118] [Citation(s) in RCA: 93] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/12/2022]
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481
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Hoffmann RW, Metternich R, Lanz JW. Stereoselective Syntheses of Alcohols, XXIV. Synthesis of 2,6-Dideoxy-L-hexoses. ACTA ACUST UNITED AC 1987. [DOI: 10.1002/jlac.198719870843] [Citation(s) in RCA: 36] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
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483
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Mikami T, Asano H, Mitsunobu O. Acetal-bond Cleavage of 4,6-O-Alkylidenehexopyranosides by Diisobutylaluminium Hydride and by Lithium Triethylborohydride-TiCl4. CHEM LETT 1987. [DOI: 10.1246/cl.1987.2033] [Citation(s) in RCA: 64] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/12/2022]
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484
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Hoffmann RW. Stereoselektive Synthese von Bausteinen mit drei aufeinanderfolgenden stereogenen Zentren, wichtigen Vorstufen für polyketide Naturstoffe. Angew Chem Int Ed Engl 1987. [DOI: 10.1002/ange.19870990604] [Citation(s) in RCA: 70] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
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485
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486
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Buschmann E, Zeeh B, Götz N, Sproesser L, Walker N. Chelatkontrollierte Grignard-Reaktionen mit α-(1H-1,2,4-Triazol-1-yl)ketonen. European J Org Chem 1987. [DOI: 10.1002/jlac.198719870333] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
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487
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Narasaka K, Ukaji Y, Watanabe K. Selective 1,4-Chiral Induction in the Reaction of Enolates Generated fromt-Butyl δ-Hydroxy Carboxylates. BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN 1987. [DOI: 10.1246/bcsj.60.1457] [Citation(s) in RCA: 24] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/12/2022]
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Maier G, Seipp U, Boese R. Isolierung und kristallstrukturanalyse eines titantetrachlorid-komplexes eines 1,3-diketons. Tetrahedron Lett 1987. [DOI: 10.1016/s0040-4039(00)96551-1] [Citation(s) in RCA: 20] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]
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Trost BM, Jebaratnam DJ. Syntheses of the picrotoxane skeleton via the palladium (II) - catalyzed carbacyclization reaction. Tetrahedron Lett 1987. [DOI: 10.1016/s0040-4039(00)95372-3] [Citation(s) in RCA: 22] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]
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Stereoselective reactions induced by a thermolabile group: chelation and non chelation controlled additions of organometallics to a Diels-Alder adduct of furan. Tetrahedron Lett 1987. [DOI: 10.1016/s0040-4039(00)95745-9] [Citation(s) in RCA: 32] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/19/2022]
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Keck GE, Abbott DE, Wiley MR. New allylstannanes for the connective construction of monoprotected vicinal diols. Tetrahedron Lett 1987. [DOI: 10.1016/s0040-4039(00)95669-7] [Citation(s) in RCA: 74] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
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Braun M. Stereoselektive Aldolreaktionen mit α-unsubstituierten chiralen Enolaten. Angew Chem Int Ed Engl 1987. [DOI: 10.1002/ange.19870990106] [Citation(s) in RCA: 69] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
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495
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Mulzer J, de Lasalle P, Freißler A. Addition of crotylchromium(II) and dilithium propionate to (R)-2,3-O-isopropylideneglyceraldehyde: Steric course and synthetic application in a formal synthesis of (+)- and (−)-δ-multistriatin. ACTA ACUST UNITED AC 1986. [DOI: 10.1002/jlac.198619860704] [Citation(s) in RCA: 32] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
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Devant R, Braun M. Stereoselektive Aldolreaktion mit chiralen sekundären Acetamiden. ACTA ACUST UNITED AC 1986. [DOI: 10.1002/cber.19861190714] [Citation(s) in RCA: 27] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]
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497
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Narasaka K, Ukaji Y, Yamazaki S. Stereoselective Preparation of Acyclicsyn-β-Amino Alcohols from β-Hydroxy Ketones via the CorrespondingO-Benzyl Oximes. BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN 1986. [DOI: 10.1246/bcsj.59.525] [Citation(s) in RCA: 47] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/12/2022]
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Frye SV, Eliel EL. Prevention of chelation by an oxygen function through protection with a triisopropyl silyl group. Tetrahedron Lett 1986. [DOI: 10.1016/s0040-4039(00)84759-0] [Citation(s) in RCA: 31] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/01/2022]
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Annunziata R, Cinquini M, Cozzi F, Raimondi L, Stefanelli S. Stereoselective synthesis of polyols precursors by allyl sulphinyl anion addition to chiral alkoxy aldehydes. Tetrahedron 1986. [DOI: 10.1016/s0040-4020(01)82096-2] [Citation(s) in RCA: 9] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
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