CAS Number: 61477-96-1
Chemical Name: Piperacillin
Molecular Formula: C23H27N5O7S
Molecular Weight: 517.55

CAS Number: 66258-76-2
Chemical Name: Piperacillin Acid Monohydrate
Molecular Formula: C23H29N5O8S
Molecular Weight: 535.57

CAS Number: 2170771-53-4
Chemical Name: Piperacillin Dimer
Molecular Formula: C46H54N10O14S2
Molecular Weight: 1035.11

CAS Number: 65700-41-6
Chemical Name: Piperacillin Methyl Ester
Molecular Formula: C24H29N5O7S
Molecular Weight: 531.58

CAS Number: 1449784-97-7
Chemical Name: Piperacillin penicilloic acid isomer
Molecular Formula: C23H29N5O8S
Molecular Weight: 535.57

CAS Number: 67275-27-8
Chemical Name: Piperacillin Sulfoxide
Molecular Formula: C23H27N5O8S
Molecular Weight: 533.56