... 17, 21-di-propionate; Betamethasone 17-alpha, 21-dipropionate; Diproderm; Diprolene CAS: 5593-20-4 EINECS: 227-005-2 Storage: Shading ... is applied as a topical cream, ointment, lotion or gel (Diprolene) to treat itching and other minor skin conditions such as ...