945986-15-2Relevant articles and documents
Highly enantioselective decarboxylative protonation of α- aminomalonates mediated by thiourea Cinchona alkaloid derivatives: Access to both enantiomers of cyclic and acyclic α-aminoacids
Amere, Mukkanti,Lasne, Marie-Claire,Rouden, Jacques
, p. 2621 - 2624 (2008/02/10)
Equation Presented Thiourea derived cinchona alkaloids promote the asymmetric decarboxylase protonation of cyclic, acyclic, or bicyclic α-aminomalonate hemiesters under mild and metal-free conditions to afford enantioenriched aminoesters in high yields and enantioselectivities up to 93%. Both enantiomers of the aminoesters have been synthesized with the same selectivity when using organic base 3 and its pseudoenantiomer 6 derived from quinine.