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For: Martin SF. Methodology for the construction of quaternary carbon centers. Tetrahedron 1980. [DOI: 10.1016/0040-4020(80)80024-x] [Citation(s) in RCA: 337] [Impact Index Per Article: 7.7] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/27/2022]
Number Cited by Other Article(s)
251
Solution of Complex Stereochemical Problems with the AID of Molecular Mechanics-Based Modeling: An Application to the Total Synthesis of (±)-Pleuromutilin. ACTA ACUST UNITED AC 1991. [DOI: 10.1016/b978-0-08-092430-4.50008-1] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register]
252
Kigoshi H, Imamura Y, Yoshikawa K, Niwa H, Yamada K. Factors that cause contrasteric alkylation of a cyclopentane-1,2-dicarboxylic acid monoester. Tetrahedron Lett 1991. [DOI: 10.1016/0040-4039(91)80034-4] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/17/2022]
253
Imanishi T, Kurumada T, Maezaki N, Sugiyama K, Iwata C. Highly enantioselective construction of a quaternary carbon centre by the Pummerer-type reaction: a total synthesis of (–)-sibirine. ACTA ACUST UNITED AC 1991. [DOI: 10.1039/c39910001409] [Citation(s) in RCA: 21] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
254
Nemoto H, Yamada T, Ishibashi H, Fukumoto K. Asymmetric construction of α,α–disubstituted cyclobutanones–enantioselective total synthesis of (–)-frontalin. ACTA ACUST UNITED AC 1991. [DOI: 10.1039/p19910003149] [Citation(s) in RCA: 11] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
255
Seebach D. Organische Synthese — wohin? Angew Chem Int Ed Engl 1990. [DOI: 10.1002/ange.19901021118] [Citation(s) in RCA: 153] [Impact Index Per Article: 4.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
256
Takano S, Shimazaki Y, Moriya M, Ogasawara K. Enantio-and Stereo-controlled Construction of Tertiary and Quaternary Carbon Centers Using ChiralO-Benzylglycidol as Template. CHEM LETT 1990. [DOI: 10.1246/cl.1990.1177] [Citation(s) in RCA: 29] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/13/2022]
257
Palazzi C, Poli G, Scolastico C, Villa R. Electrophilic α-formylation of carbonyl compounds using nor-ephedrine-derived 2-metohoxy oxazolidines. A novel asymmetric formation of quaternary stereocenters. Tetrahedron Lett 1990. [DOI: 10.1016/s0040-4039(00)97587-7] [Citation(s) in RCA: 27] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
258
Lee SH, Hulce M. Tandem geminal dialkylation: Nucleophilic double addition of organocopper reagents to 3-ethynyl-2-cycloalkenones. Tetrahedron Lett 1990. [DOI: 10.1016/s0040-4039(00)94541-6] [Citation(s) in RCA: 13] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/16/2022]
259
Snowden RL, Brauchli R, Sonnay P. ?-Cleavage of Potassium Bicyclo[2.2.2]oct-5-en-2-olates. Stereoselective synthesis of (�)-trichodiene. Helv Chim Acta 1989. [DOI: 10.1002/hlca.19890720318] [Citation(s) in RCA: 18] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
260
Stereoselective reactions. 15.1 total synthesis of (+)-ivalin by utilizing asymmetric double alkylation reaction of α,β-unsaturated aldimine. Tetrahedron 1989. [DOI: 10.1016/0040-4020(89)80093-6] [Citation(s) in RCA: 11] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/20/2022]
261
d'Angelo J, Ferroud C, Riche C, Chiaroni A. An efficient asymmetric spiroannulation process. Tetrahedron Lett 1989. [DOI: 10.1016/s0040-4039(01)89008-0] [Citation(s) in RCA: 20] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
262
Stereoselective reactions. Tetrahedron 1988. [DOI: 10.1016/s0040-4020(01)86137-8] [Citation(s) in RCA: 12] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
263
Belen'Kii L. The Literature of Heterocyclic Chemistry, Part III. ADVANCES IN HETEROCYCLIC CHEMISTRY VOLUME 44 1988. [DOI: 10.1016/s0065-2725(08)60264-0] [Citation(s) in RCA: 21] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 12/02/2022]
264
Gilbert JC, Kelly TA. Diastereoselective formation of contiguous quaternary centers: the modified carroll rearrangement. Tetrahedron 1988. [DOI: 10.1016/s0040-4020(01)86251-7] [Citation(s) in RCA: 17] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/17/2022]
265
Labidalle S, Min ZY, Reynet A, Moskowitz H, Vierfond JM, Miocque M, Bucourt R, Thal C. Analogues morphiniques derives des tetra- et hexahydrodibenzofurannes. Tetrahedron 1988. [DOI: 10.1016/s0040-4020(01)85896-8] [Citation(s) in RCA: 17] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/17/2022]
266
Schulte LD, Rieke RD. A novel synthesis of 4-alkyl-4-(4-methoxyphenyl)cyclohex-2-en-1-ones and the Sceletium alkaloid, o-methyljoubertiamine. Tetrahedron Lett 1988. [DOI: 10.1016/s0040-4039(00)80792-3] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]
267
Seebach D, Aebi JD, Gander-Coquoz M, Naef R. Stereoselektive Alkylierung an C(?) von Serin, Glycerins�ure, Threonin und Weins�ure �ber heterocyclische Enolate mit exocyclischer Doppelbindung. Helv Chim Acta 1987. [DOI: 10.1002/hlca.19870700426] [Citation(s) in RCA: 152] [Impact Index Per Article: 4.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
268
Strijtveen B, Kellogg RM. Synthesis and determination of enantiomeric excesses of non-racemic tert-thiols derived from chiral secondary α-mercaptocarboxylic acids. Tetrahedron 1987. [DOI: 10.1016/s0040-4020(01)87682-1] [Citation(s) in RCA: 18] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/17/2022]
269
Shimazaki M, Hara H, Suzuki K, Tsuchihashi GI. On the use of epoxy alcohol-aldol rearrangement for stereoselective construction of quarternary carbon centers. Tetrahedron Lett 1987. [DOI: 10.1016/s0040-4039(01)81083-2] [Citation(s) in RCA: 39] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]
270
Schuda PF, Potlock SJ, Ziffer H. Use of the ketel claisen rearrangement for the synthesis of cyclic sesquiterpenes containing quaternary centers. A formal synthesis of cuparene. Tetrahedron 1987. [DOI: 10.1016/s0040-4020(01)89978-6] [Citation(s) in RCA: 22] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/17/2022]
271
Carman L, Kwart LD, Hudlicky T. Claisen/Ozonolysis Alternative to Alkylation of Enolate Anions. Synthesis of 1,4-Dicarbonyl Compounds. SYNTHETIC COMMUN 1986. [DOI: 10.1080/00397918608057705] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/23/2022]
272
Saha B, Bhattacharjee G, Ghatak UR. A novel synthetic method for angularly functionalized polycyclic systems by vinylogous wolff rearrangement of β, γ-unsaturated diazoketones. Tetrahedron Lett 1986. [DOI: 10.1016/s0040-4039(00)83915-5] [Citation(s) in RCA: 11] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/24/2022]
273
Lavallée P, Ruel R, Grenier L, Bissonnette M. Convenient access to two enantiomeric oxirane synthons bearing a quaternary gem-dimethyl carbon center: Synthesis of 3S-(+) and 3R-(−)-2,2-dimethyl-3,4-oxo-1-butanol from R-(−)-pantolactone. Tetrahedron Lett 1986. [DOI: 10.1016/s0040-4039(00)84071-x] [Citation(s) in RCA: 42] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/01/2022]
274
Tadano KI, Idogaki Y, Yamada H, Suami T. INTRODUCTION OFgem-DILKYL GROUP TO HEXOFURANOSE BY ORTHO ESTER CLAISEN REARRANGEMENT. CHEM LETT 1985. [DOI: 10.1246/cl.1985.1925] [Citation(s) in RCA: 20] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/13/2022]
275
Hashimoto H, Kawauchi N, Yoshimura J. TWO COMPLEMENTARY METHODS FOR INTRODUCTION OFgem-DIMETHYL GROUP IN HEXOPYRANOSIDE RING. CHEM LETT 1985. [DOI: 10.1246/cl.1985.965] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/12/2022]
276
Ono N, Miyake H, Kaji A. FORMATION OF QUATERNARY CARBON CENTERS FROM TERTIARY NITRO COMPOUNDS BY FREE RADICAL METHODS. CHEM LETT 1985. [DOI: 10.1246/cl.1985.635] [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]
277
Etude de la regioselectivite de la substitution des carbanions par des derives allyliques catalysee au palladium. Obtention selective de composes a carbone quaternaire. J Organomet Chem 1985. [DOI: 10.1016/0022-328x(85)87384-8] [Citation(s) in RCA: 42] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/22/2022]
278
Reetz MT, Westermann J, Kyung SH. Direct geminal dimethylation of ketones and exhaustive methylation of carboxylic acid chlorides using dichlorodimethyltitanium. ACTA ACUST UNITED AC 1985. [DOI: 10.1002/cber.19851180322] [Citation(s) in RCA: 60] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]
279
Kunisch F, Hobert K, Welzel P. Botrydial synthetic studies. Asymmetric synthesis of quaternary carbon centres. Tetrahedron Lett 1985. [DOI: 10.1016/s0040-4039(00)98227-3] [Citation(s) in RCA: 23] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
280
Majetich G, Hull K, Defauw J, Shawe T. Geometrical limitations in the intramolecular addition of unsymmetrical allylsilanes to enones. Tetrahedron Lett 1985. [DOI: 10.1016/s0040-4039(00)94903-7] [Citation(s) in RCA: 21] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/15/2022]
281
Enantiospecific total synthesis of (-)-megaphone by a highly controlled consecutive 1,4- and 1,3-asymmetric induction. Tetrahedron Lett 1985. [DOI: 10.1016/s0040-4039(00)61960-3] [Citation(s) in RCA: 21] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/16/2022]
282
The synthesis of amino acids by reaction of an electrophilic glycine cation equivalent with carbon nucleophiles. Tetrahedron Lett 1985. [DOI: 10.1016/s0040-4039(00)89112-1] [Citation(s) in RCA: 33] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/16/2022]
283
Total synthesis of polycarbocyclic sesquiterpenes. Tetrahedron 1985. [DOI: 10.1016/s0040-4020(01)96545-7] [Citation(s) in RCA: 90] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/20/2022]
284
Barton DH, Crich D. Formation of quaternary carbon centres from tertiary alcohols by free radical methods. Tetrahedron Lett 1985. [DOI: 10.1016/s0040-4039(00)89129-7] [Citation(s) in RCA: 49] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/24/2022]
285
Diastereoselection in rhodium-mediated intramolecular C-H insertion: preparation of a trans-3,4 dialkyl cyclopentane. Tetrahedron Lett 1985. [DOI: 10.1016/s0040-4039(00)98618-0] [Citation(s) in RCA: 45] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/18/2022]
286
Tanis SP, Herrinton PM, Dixon LA. Furans in Synthesis. The Preparation of Spiro-Cyclic Systems. Tetrahedron Lett 1985. [DOI: 10.1016/s0040-4039(00)98204-2] [Citation(s) in RCA: 12] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/15/2022]
287
Vollhardt KPC. Cobalt-vermittelte [2+2+2]-Cycloadditionen: eine ausgereifte Synthesestrategie. Angew Chem Int Ed Engl 1984. [DOI: 10.1002/ange.19840960804] [Citation(s) in RCA: 277] [Impact Index Per Article: 6.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
288
Vollhardt KPC. Cobalt-Mediated [2 + 2 + 2]-Cycloadditions: A Maturing Synthetic Strategy [New Synthetic Methods (43)]. ACTA ACUST UNITED AC 1984. [DOI: 10.1002/anie.198405393] [Citation(s) in RCA: 670] [Impact Index Per Article: 16.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
289
Enantiocontrolled synthesis of quaternary carbon centers. 3,3-Disubstituted cyclopentanones. (+)-α-cuparenone. Tetrahedron Lett 1984. [DOI: 10.1016/s0040-4039(00)99889-7] [Citation(s) in RCA: 54] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
290
Reactivite de lithiens derives d'ethers de la cyanhydrine du benzaldehyde vis-a-vis d'α-enones cycliques. Tetrahedron 1984. [DOI: 10.1016/0040-4020(84)85069-3] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/19/2022]
291
Denmark SE, Harmata MA. Carbanion-accelerated Claisen rearrangements 3. Vicinal quaternary centers. Tetrahedron Lett 1984. [DOI: 10.1016/s0040-4039(01)90005-x] [Citation(s) in RCA: 25] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
292
Gilbert JC, Senaratne K. Modified aza-claisen rearrangement: Generation and isomerization of allyl enammonium salts. Tetrahedron Lett 1984. [DOI: 10.1016/s0040-4039(01)80240-9] [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]
293
Seebach D, Naef R, Calderari G. (α-Alkylation of α-heterosubstituted carboxylic acids without racemization. Tetrahedron 1984. [DOI: 10.1016/s0040-4020(01)82417-0] [Citation(s) in RCA: 253] [Impact Index Per Article: 6.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/24/2022]
294
Naef R, Seebach D. Vierstufige EPC-Synthese von (+)- oder (−)-Frontalin aus Milchsäure. – Eine erste Anwendung des Prinzips der Selbstreproduktion der Chiralität in der Naturstoffsynthese. ACTA ACUST UNITED AC 1983. [DOI: 10.1002/jlac.198319831108] [Citation(s) in RCA: 29] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
295
Reetz MT, Schwellnus K, Hübner F, Massa W, Schmidt RE. Lewis-Säure-bedingte α-tert-Alkylierung von Carbonsäuren und Carbonsäureestern. ACTA ACUST UNITED AC 1983. [DOI: 10.1002/cber.19831161119] [Citation(s) in RCA: 25] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
296
Manzardo GGG, Karpf M, Dreiding AS. Anwendung der ?-Alkinon-Cyclisierung: Totalsynthese von (�)-Alben. Helv Chim Acta 1983. [DOI: 10.1002/hlca.19830660224] [Citation(s) in RCA: 18] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
297
Regiochemistry of the thioenolates reaction with unsaturated ketones : C-versus S-1,4-addition of a disbustituted dithioester thioenolate. Tetrahedron Lett 1983. [DOI: 10.1016/s0040-4039(00)88300-8] [Citation(s) in RCA: 15] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/20/2022]
298
Dauben WG, Gerdes JM. Organic reactions at high pressure. Michael addition of activated acyclic donors with β,⨿-disubstituted enone acceptors. Tetrahedron Lett 1983. [DOI: 10.1016/s0040-4039(00)94290-4] [Citation(s) in RCA: 12] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]
299
Reetz MT, Chatziiosifidis I, Künzer H, Müller-Starke H. Trimethylsilyl cyanide promoted cyanation of tertiary alkyl chlorides and other SN1 active compounds. Tetrahedron 1983. [DOI: 10.1016/s0040-4020(01)88594-x] [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]
300
Lithium annual survey covering the year 1980. J Organomet Chem 1982. [DOI: 10.1016/s0022-328x(00)92191-0] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/18/2022]
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