methyl (2S)-3-hydroxy-2-{[(4-methylphenyl)sulfonyl]amino}propanoate 、 alkaline earth salt of/the/ methylsulfuric acid 以
N,N-二甲基甲酰胺 为溶剂,
反应 48.0h,
以30%的产率得到O-(3,4-di-O-acetyl-2-deoxy-2-hydroxyimino-α-D-erythro-pentopyranosyl)-N-tosyl-L-serine methylester