Rifabutin EP Impurity B
CAS Number: 51756-80-0
Molecular Formula: C37H46N2O12
Molecular Weight: 710.78

Rifabutin
CAS Number: 72559-06-9
Molecular Formula: C46H62N4O11
Molecular Weight: 847.02

Rifabutin EP Impurity E
CAS Number: 100324-63-8
Molecular Formula: C44H60N4O10
Molecular Weight: 804.97

Rifabutin EP Impurity A
CAS Number: 72544-16-2
Molecular Formula: C9H17NO
Molecular Weight: 155.24

Cyclo(-Phe-Phe)
CAS Number: 2862-51-3
Molecular Formula: C18H18N2O2
Molecular Weight: 294.35

Clascoterone Impurity 1
CAS Number: 85198-30-7
Molecular Formula: C26H38O5
Molecular Weight: 430.57

Clascoterone Impurity 2
CAS Number: 95624-09-2
Molecular Formula: C24H34O5
Molecular Weight: 402.52

Clascoterone
CAS Number: 19608-29-8
Molecular Formula: C24H34O5
Molecular Weight: 402.52