Fluticasone Dimer Impurity

• CAT Number: R055946
• CAS Number: 220589-37-7
• Molecular Formula: C43H51F5O8S
• Molecular Weight: 822.92
• Purity: ≥95%
• Synonyms: (6α,11β,16α,17α)-6,9-difluoro-11,17-dihydroxy-16-methyl-3-oxo-Androsta-1,4-diene-17-carboxylic Acid (6α,11β,16α,17α)-6,9-difluoro-17-[[(fluoromethyl)thio]carbonyl]-11-hydroxy-16-methyl-3-oxoandrosta-1,4-dien-17-yl Ester; Fluticasone Impurity G
• Storage: Store at -20C
• IUPAC Name: [(6S,8S,9R,10S,11S,13S,14S,16R,17R)-6,9-difluoro-17-(fluoromethylsulfanylcarbonyl)-11-hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,11,12,14,15,16-octahydrocyclopenta[a]phenanthren-17-yl] (6S,8S,9R,10S,11S,13S,14S,16R,17R)-6,9-difluoro-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-6,7,8,11,12,14,15,16-octahydrocyclopenta[a]phenanthrene-17-carboxylate
• InChI: InChI=1S/C43H51F5O8S/c1-20-11-24-26-15-30(45)28-13-22(49)7-9-36(28,3)40(26,47)32(51)17-38(24,5)42(20,55)34(53)56-43(35(54)57-19-44)21(2)12-25-27-16-31(46)29-14-23(50)8-10-37(29,4)41(27,48)33(52)18-39(25,43)6/h7-10,13-14,20-21,24-27,30-33,51-52,55H,11-12,15-19H2,1-6H3/t20-,21-,24+,25+,26+,27+,30+,31+,32+,33+,36+,37+,38+,39+,40+,41+,42+,43+/m1/s1
• InChIKey: GTZKCEBOBPLPHH-AMISWYLQSA-N
• SMILES: CC1CC2C3CC(C4=CC(=O)C=CC4(C3(C(CC2(C1(C(=O)OC5(C(CC6C5(CC(C7(C6CC(C8=CC(=O)C=CC87C)F)F)O)C)C)C(=O)SCF)O)C)O)F)C)F

Fluticasone Dimer Impurity (CAS 220589-37-7) is a dimeric impurity of Fluticasone Propionate, which can treat pain, itching, and swelling caused by many skin diseases when applied topically. It can also prevent asthma attacks when inhaled.

Reference

1.Mistry, N. et al.: J. Pharmac. Biomed. Anal., 19, 511 (1999)