kw.\*:("CINCHONINE DERIVE")
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CINCHONA AND EPHEDRA ALKALOIDS AS CATALYSTS IN THE TAUTOMERIZATION OF INDENE. A STEREOSELECTIVE REARRANGEMENT REACTIONMEURLING L.1975; CHEM. SCRIPTA; SUEDE; DA. 1975; VOL. 7; NO 2; PP. 90-96; BIBL. 35 REF.Article
The origin of high enantioselectivity in the dihydroxylation of olefins using osmium tetraoxide and cinchona alkaloid catalystsCOREY, E. J; NOE, M. C; SARSHAR, S et al.Journal of the American Chemical Society. 1993, Vol 115, Num 9, pp 3828-3829, issn 0002-7863Article
The stereoselective synthesis of α-amino acids by phase-transfer catalysisO'DONNELL, M. J; BENNETT, W. D; SHENGDE WU et al.Journal of the American Chemical Society. 1989, Vol 111, Num 6, pp 2353-2355, issn 0002-7863Article
One-pot synthesis of chiral phosphonous esters, conversion into asymmetric phosphinesCHODKIEWICZ, W.Journal of organometallic chemistry. 1984, Vol 273, Num 3, pp C55-C56, issn 0022-328XArticle
C3-Symmetrical Cinchonine-Squaramide as New Highly Efficient, and Recyclable Organocatalyst for Enantioselective Michael AdditionCHANG MIN; XIN HAN; ZONGQUAN L et al.Advanced synthesis & catalysis (Print). 2011, Vol 353, Num 14-15, pp 2715-2720, issn 1615-4150, 6 p.Article
Alkaloid induced asymmetric electrocarboxylation of 4-methylpropiophenoneZHAO, Shu-Feng; ZHU, Mei-Xia; KAI ZHANG et al.Tetrahedron letters. 2011, Vol 52, Num 21, issn 0040-4039, 2616, 2702-2705 [5 p.]Article
Salting out selective extraction a novel method for the optical resolution of chiral sulfinylcarboxylic acids and its application for the convenient determination of optical purityRABAI, J.Angewandte Chemie. International edition in English. 1992, Vol 31, Num 12, pp 1631-1633, issn 0570-0833Article
Asymmetric Diels-Alder reactions of some chiral dienophiles derived from cinchona alkaloidsSUZUKI, H; MOCHIZUKI, K; HATTORI, T et al.Bulletin of the Chemical Society of Japan. 1988, Vol 61, Num 6, pp 1999-2005, issn 0009-2673Article
Cinchona alkaloid/sulfinyl chloride combinations: Enantioselective sulfinylating agents of alcoholsSHIBATA, Norio; MATSUNAGA, Mitsuharu; NAKAGAWA, Masaya et al.Journal of the American Chemical Society. 2005, Vol 127, Num 5, pp 1374-1375, issn 0002-7863, 2 p.Article
A catalytic enantioselective synthesis of α-methyl amino acid derivatives by phase-transfer catalysisO'DONNELL, M. J; WU, S.Tetrahedron : asymmetry (Print). 1992, Vol 3, Num 5, pp 591-594, issn 0957-4166Article
New methods and reagents in organic synthesis. LXXV: Asymmetric synthesis of α-hydroxy ketones using chiral phase transfer catalystsMASUI, M; ANDO, A; SHIOIRI, T et al.Tetrahedron letters. 1988, Vol 29, Num 23, pp 2835-2838, issn 0040-4039Article
Enantioselective organocatalytic allylic aminationPOULSEN, Thomas B; ALEMPARTE, Carlos; JØRGENSEN, Karl Anker et al.Journal of the American Chemical Society. 2005, Vol 127, Num 33, pp 11614-11615, issn 0002-7863, 2 p.Article
Enantioselective alkylation of β-keto esters by phase-transfer catalysis using chiral quaternary ammonium saltsEUN JOO PARK; MI HEE KIM; DAE YOUNG KIM et al.Journal of organic chemistry. 2004, Vol 69, Num 20, pp 6897-6899, issn 0022-3263, 3 p.Article
Organocatalytic asymmetric hydroxylation of β-keto esters: Metal-free synthesis of optically active anti-diolsACOCELLA, Maria Rosaria; GARCIA MANCHENO, Olga; BELLA, Marco et al.Journal of organic chemistry. 2004, Vol 69, Num 23, pp 8165-8167, issn 0022-3263, 3 p.Article
A proton spin-lattice relaxation pathway analysis of conformational preferences of aryl and enol ethers in some cinchona and morphine alkaloidsCHAZIN, W. J; COLEBROOK, L. D.Canadian journal of chemistry (Print). 1986, Vol 64, Num 11, pp 2220-2224, issn 0008-4042Article
Resolution and stereochemistry of tert-butylphenylphosphinous Acid-BoraneSTANKEVIC, Marek; MICHAL PIETRUSIEWICZ, K.Journal of organic chemistry. 2007, Vol 72, Num 3, pp 816-822, issn 0022-3263, 7 p.Article
Organocatalyzed Enantioselective Michael Addition of 2-Hydroxy-1, 4-naphthoquinone to β,γ-Unsaturated α-KetophosphonatesθTAO LIU; YOUMING WANG; GUIPING WU et al.Journal of organic chemistry. 2011, Vol 76, Num 10, pp 4119-4124, issn 0022-3263, 6 p.Article
Organocatalytic Enantioselective Friedel―Crafts Alkylation of Sesamol with Nitro OlefinsHUI ZHANG; LIAO, Yu-Hua; YUAN, Wei-Cheng et al.European journal of organic chemistry (Print). 2010, Num 17, pp 3215-3218, issn 1434-193X, 4 p.Article
Asymmetric Weitz-Scheffer epoxidation of isoflavones with hydroperoxides mediated by optically active phase-transfer catalystsADAM, Waldemar; PARASELLI BHEEMA RAO; DEGEN, Hans-Georg et al.Journal of organic chemistry. 2002, Vol 67, Num 1, pp 259-264, issn 0022-3263Article
Synthesis of Helical Poly(phenylacetylene)s Bearing Cinchona Alkaloid Pendants and Their Application to Asymmetric OrganocatalysisMIYAKE, Garret M; IIDA, Hiroki; HU, Hai-Yu et al.Journal of polymer science. Part A. Polymer chemistry. 2011, Vol 49, Num 24, pp 5192-5198, issn 0887-624X, 7 p.Article
Highly enantioselective cyanation of aldehydes catalyzed by a multicomponent titanium complexSHAOHUA GOU; XIAOHONG CHEN; YAN XIONG et al.Journal of organic chemistry. 2006, Vol 71, Num 15, pp 5732-5736, issn 0022-3263, 5 p.Article
Organocatalytic regio- and asymmetric selective SNAr reactions-stereoselective synthesis of optically active spiro-pyrrolidone-3,3'-oxoindolesBELLA, Marco; KOBBELGAARD, Sara; JØRGENSEN, Karl Anker et al.Journal of the American Chemical Society. 2005, Vol 127, Num 11, pp 3670-3671, issn 0002-7863, 2 p.Article
Bifunctional Lewis acid-nucleophile-based asymmetric catalysis: Mechanistic evidence for imine activation working in tandem with chiral enolate formation in the synthesis of β-lactamsFRANCE, Stefan; SHAH, Meha H; WEATHERWAX, Anthony et al.Journal of the American Chemical Society. 2005, Vol 127, Num 4, pp 1206-1215, issn 0002-7863, 10 p.Article
Enantioselective organocatalytic aldol reaction of unactivated ketones with isatinsALLU, Suresh; MOLLETI, Nagaraju; PANEM, Ramachandrarao et al.Tetrahedron letters. 2011, Vol 52, Num 32, issn 0040-4039, 4058, 4080-4083 [5 p.]Article
Asymmetric Direct α-Hydroxylation of β-Oxo Esters by Phase-Transfer Catalysis Using Chiral Quaternary Ammonium SaltsMINGMING LIAN; ZHI LI; JIAN DU et al.European journal of organic chemistry (Print). 2010, Num 34, pp 6525-6530, issn 1434-193X, 6 p.Article