AN EFFICIENT SYNTHESIS OF CIS-METHYL-3-HYDROXY-2-PYRROLIDONE-5-CARBOXYLATE AND RANS-METHYL-3-HYDROXY-2-PYRROLIDONE-5-CARBOXYLATE, KEY INTERMEDIATES FOR THE SYNTHESIS OF GAMMA-SUBSTITUTED GLUTAMIC-ACID ANALOGS
Lj. Heinz et al., AN EFFICIENT SYNTHESIS OF CIS-METHYL-3-HYDROXY-2-PYRROLIDONE-5-CARBOXYLATE AND RANS-METHYL-3-HYDROXY-2-PYRROLIDONE-5-CARBOXYLATE, KEY INTERMEDIATES FOR THE SYNTHESIS OF GAMMA-SUBSTITUTED GLUTAMIC-ACID ANALOGS, Journal of organic chemistry, 61(14), 1996, pp. 4838-4841