17,21-Dihydroxy-16a-methylpregna-1,4,9(11)-triene-3,20-dione 21-Acetate

CAS: 10106-41-9

Ref. TR-D453275

Product Information

• Name: 17,21-Dihydroxy-16a-methylpregna-1,4,9(11)-triene-3,20-dione 21-Acetate
• Synonyms: Pregna-1,4,9(11)-triene-3,20-dione, 17,21-dihydroxy-16α-methyl-, 21-acetate (6CI,7CI,8CI), Dexamethason Impurity I
• Brand: TRC
• Description: Applications 17,21-Dihydroxy-16α-methylpregna-1,4,9(11)-triene-3,20-dione 21-Acetate is an intermediate in the synthesis of Mometasone Furoate (M490000), a tropical corticosteroid used as an anti-inflammatory agent.References Spangler, M., et al.: Chromatograph., 54, 329 (2001); Reeves, E.K., et al.: Bioorg. Med. Chem., 21, 2241 (2013)

Chemical properties

• Molecular weight: 398.49
• Formula: C₂₄H₃₀O₅
• Color/Form: White To Light Yellow
• InChI: InChI=1S/C24H30O5/c1-14-11-20-18-6-5-16-12-17(26)7-9-22(16,3)19(18)8-10-23(20,4)24(14,28)21(27)13-29-15(2)25/h7-9,12,14,18,20,28H,5-6,10-11,13H2,1-4H3/t14-,18-,20+,22+,23+,24+/m1/s1
• InChI key: InChIKey=AAPZMQVULRVUEU-PYAFTSMNSA-N
• SMILES: CC(=O)OCC(=O)[C@@]1(O)[C@H](C)C[C@H]2[C@@H]3CCC4=CC(=O)C=C[C@]4(C)C3=CC[C@@]21C