CAS Number: 113-98-4
Chemical Name: Benzylpenicillin Potassium - API
Molecular Formula: C16H17KN2O4S
Molecular Weight: 372.48

CAS Number: 551-16-6
Chemical Name: Benzylpenicillin Potassium - Impurity A
Molecular Formula: C8H12N2O3S
Molecular Weight: 216.26

CAS Number: 525-91-7
Chemical Name: (2S,5R,6R)-6-[[(4-Hydroxyphenyl)acetyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic Acid
Molecular Formula: C16H18N2O5S
Molecular Weight: 350.39

CAS Number: 5985-13-7
Chemical Name: (2S,5R,6R)-6-(2-(4-Hydroxyphenyl)acetamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate Sodium Salt
Molecular Formula: C16H17N2NaO5S
Molecular Weight: 372.37

CAS Number: NA
Chemical Name: Penillic Acid of Benzylpenicillin
Molecular Formula: C16H18N2O4S
Molecular Weight: 334.39

CAS Number: 11039-68-2
Chemical Name: Penicilloic Acid of Benzylpenicillin
Molecular Formula: C16H20N2O5S
Molecular Weight: 352.41

CAS Number: 501-34-8
Chemical Name: (2RS,4S)-2-[[(Phenylacetyl)amino]methyl]-5,5-dimethylthiazolidine-4-carboxylic Acid
Molecular Formula: C15H20N2O3S
Molecular Weight: 308.40

CAS Number: NA
Chemical Name: Isopenicillin F
Molecular Formula: C14H20N2O4S
Molecular Weight: 312.38

CAS Number: 4493-18-9
Chemical Name: Dihydropenicillin F
Molecular Formula: C14H22N2O4S
Molecular Weight: 314.4

CAS Number: 31447-86-6
Chemical Name: Dihydropenicillin F Potassium
Molecular Formula: C14H21KN2O4S
Molecular Weight: 352.49