Methyl (R)-(-)-3-hydroxybutyrate

3976-69-0

Meropenem Intermediate (4AA)

Methyl (S)-(-)-3-hydroxybutyrate

53562-86-0

Meropenem Intermediate

(3S,4S)-4-[(R)-1-carboxy-ethyl]-3-

[(R)-1-(t-butyldimethylsilyloxy)ethyl]-2-azetidinone

90776-58-2

Meropenem Intermediate

beta-Methyl vinyl phosphate (MAP)

90776-59-3

Meropenem Intermediate

Side chain for meropenem （DMP）

96034-64-9

Meropenem Intermediate