【Product Name】: 1β-methyl vinyl phosphate
【Chemical Name】： (4R,5S,6S)-3-(Diphenyloxy)phosphoryloxy-6-[(1R)-1-hydroxyethyl]-4-methyl-7-oxo-1-azabicyclo[3,2,0]hept-2-ene-2-carboxylate
【CAS NO.】： 90776-59-3
【Structure】：

【Quality Standard】：Factory standard.
【 Application 】： intermediate of biapenem