Enantioselective synthesis of R-(+)-α and S-(−)-α-lipoic acid
作者:Subhash P Chavan、Cherukupally Praveen、G Ramakrishna、U.R Kalkote
DOI:10.1016/j.tetlet.2004.06.027
日期:2004.7
An efficient synthesis of α-lipoic acid from the readily available cis-2-butene-1,4-diol employing a Claisen orthoester rearrangement and Sharpless asymmetric dihydroxylation as the key steps, is described.
Stereochemical control of yeast reductions: Synthesis of R-(+)-α-lipoic acid
作者:Aravamudan S. Gopalan、Hollie K. Jacobs
DOI:10.1016/s0040-4039(00)76176-4
日期:1989.1
bakers' yeast was found to be influenced by the nature of the ester group. The octyl ester was reduced in 82%ee and 77% chemical yield to the corresponding S alcohol, which was converted to R-(+)-α-lipoicacid ().