CAS Number: 987-24-6
Chemical Name: Betamethasone Acetate
Molecular Formula: C24H31FO6
Molecular Weight: 434.5

CAS Number: 378-44-9
Chemical Name: Betamethasone
Molecular Formula: C22H29FO5
Molecular Weight: 392.46

CAS Number: 330157-05-6
Chemical Name: Betamethasone 11,21-diacetate
Molecular Formula: C26H33FO7
Molecular Weight: 476.54

CAS Number: 912-38-9
Chemical Name: Betamethasone Acetate - Impurity D
Molecular Formula: C24H30O6
Molecular Weight: 414.49