86628-43-5Relevant articles and documents
Enantioselective synthesis of 2-Aryl-3-nitro-2 H -chromenes catalyzed by a bifunctional thiourea
Zhang, Zhiguo,Jakab, Gergely,Schreiner, Peter R.
scheme or table, p. 1262 - 1264 (2011/07/06)
A bifunctional thiourea-catalyzed tandem approach of oxa-Michael-aza-Henry- desulfonamidation was used to synthesize chiral 2-aryl-3-nitro-2H-chromenes. This method provides direct access to the corresponding products in moderate to good yields and enanti