(16β)-16-Methyl-17,21-bis(1-oxopropoxy)pregna-1,4,9(11)-triene-3,20-dione

CAS: 52092-12-3

Ref. TR-M294225

Product Information

• Name: (16β)-16-Methyl-17,21-bis(1-oxopropoxy)pregna-1,4,9(11)-triene-3,20-dione
• Synonyms: Pregna-1,4,9(11)-triene-3,20-dione, 16-methyl-17,21-bis(1-oxopropoxy)-, (16β)-
• Brand: TRC
• Description: Impurity Beclomethasone Dipropionate EP Impurity IApplications (16β)-16-Methyl-17,21-bis(1-oxopropoxy)pregna-1,4,9(11)-triene-3,20-dione (Beclomethasone Dipropionate EP Impurity I) is an impurity of Beclomethasone (B131000), a glucocorticoid. Used in chronic asthma and allergic rhinitis. Antiallergic, antiasthmatic (inhalant). Anti-inflammatory (topical).References Malfitan, V.A., et al.: Clin. Ther., 4, 472 (1982), Rao, M., et al.: J. Asthma, 19, 21 (1982), Small, P., et al.: Ann. Allergy, 49, 127 (1982), Brogden, R.N., et al.: Drugs, 28, 99 (1984),

Chemical properties

• Molecular weight: 468.58
• Formula: C₂₈H₃₆O₆
• Color/Form: Off White Solid
• InChI: InChI=1S/C28H36O6/c1-6-24(31)33-16-23(30)28(34-25(32)7-2)17(3)14-22-20-9-8-18-15-19(29)10-12-26(18,4)21(20)11-13-27(22,28)5/h10-12,15,17,20,22H,6-9,13-14,16H2,1-5H3/t17-,20+,22-,26-,27-,28-/m0/s1
• InChI key: InChIKey=KNGUDUPXAJGVDW-RILJZRPXSA-N
• SMILES: CCC(=O)OCC(=O)[C@@]1(OC(=O)CC)[C@@H](C)C[C@H]2[C@@H]3CCC4=CC(=O)C=C[C@]4(C)C3=CC[C@@]21C