Results 281 to 290 of about 30,773 (318)

Alkynyl Cinchona Catalysts affect Enantioselective Trifluoromethylation for Efavirenz under Metal-Free Conditions.

Organic Letters, 2016
Satoshi Okusu, Kazuki Hirano, Yoshimasa Yasuda, J. Tanaka, Etsuko Tokunaga, H. Fukaya, N. Shibata   +6 more
semanticscholar   +1 more source

Cupreines and Cupreidines: An Emerging Class of Bifunctional Cinchona Organocatalysts

Angewandte Chemie - International Edition, 2006
exaly  

Long-Lived Polymer-Supported Dimeric Cinchona Alkaloid Organocatalyst in the Asymmetric α-Amination of 2-Oxindoles

, 2016
Ravindra P. Jumde, A. Mandoli
semanticscholar   +1 more source

Composition of the endophytic filamentous fungi associated with Cinchona ledgeriana seeds and production of Cinchona alkaloids

Journal of Natural Medicines, 2016
S. Maehara, A. Agusta, Chinami Kitamura, K. Ohashi, H. Shibuya   +4 more
semanticscholar   +1 more source

Asymmetric α‐Hydroxylation of β‐Indanone Esters and β‐Indanone Amides Catalyzed by C‐2′ Substituted Cinchona Alkaloid Derivatives

, 2016
Yakun Wang, Hang Yin, Hai Qing, Jingnan Zhao, Yufeng Wu, Qingwei Meng   +5 more
semanticscholar   +1 more source

Bifunctional Cinchona Alkaloid/Thiourea Catalyzes Direct and Enantioselective Vinylogous Michael Addition of 3‐Alkylidene Oxindoles to Nitroolefins

Angewandte Chemie - International Edition, 2012
Claudio Curti, Luigi Pinna, Giorgio Pelosi   +2 more
exaly  

Structure and Antipneumococcic Activity in the Cinchona Series.

Chemical Reviews, 1942
exaly  

Red cinchona (Cinchona succirubra L.); scalp tonic.

Revue de phytotherapie, 2010
openaire   +1 more source

Synthesis of cinchona alkaloid sulfonamide polymers as sustainable catalysts for the enantioselective desymmetrization of cyclic anhydrides

, 2016
S. Takata, Yuta Endo, M. Ullah, S. Itsuno   +3 more
semanticscholar   +1 more source

RESEARCHES ON THE CINCHONA ALKALOIDS.

Lancet, The, 1922
exaly