Beclometasone Dipropionate EP Impurity A (Beclomethasone-21-Monopropionate)
CAS No. 69224-79-9
C25H33ClO6
M.W. 464.98

Beclomethasone Dipropionate EP Impurity N
CAS No. 1204582-47-7
C28H36BrClO7
M.W. 599.95

Beclometasone Dipropionate EP Impurity B
CAS No. 5534-08-7
C27H35ClO7
M.W. 507.02

Beclometasone Dipropionate EP Impurity E
CAS No. 887130-68-9
C28H36Cl2O7
M.W. 555.49
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