9b,11b-Epoxy-17,21-dihydroxy-16b-methylpregna-1,4-diene-3,20-dione

9b,11b-Epoxy-17,21-dihydroxy-16b-methylpregna-1,4-diene-3,20-dione

• Synonyms: Betamethasone Imp. E (EP); Pregna-1,4-diene-3,20-dione, 9,11-epoxy-17,21-dihydroxy-16-methyl-, (9beta,11beta,16beta)-; 9beta-Pregna-1,4-diene-3,20-dione, 9,11beta-epoxy-17,21-dihydroxy-16beta-methyl- (6CI,7CI,8CI); 9,11-Epoxy-9H-cyclopenta[a]phenanthrene, pregna-1,4-diene-3,20-dione deriv.; 9,11beta-Epoxy-17,21-dihydroxy-16beta-methyl-9beta-pregna-1,4-diene-3,20-dione; Betamethasone 9,11-epoxide; Beclometasone Dipropionate Impurity R; Betamethasone Impurity E
• CAS Number: 981-34-0
• Hazard Statement: Toxic to aquatic life with long lasting effects; UN number: UN3077; Packing Group: III
• Purity: >95% (HPLC)
• Smiles: C[C@H]1C[C@H]2[C@@H]3CCC4=CC(=O)C=C[C@]4(C)[C@@]35O[C@H]5C[C@]2(C)[C@@]1(O)C(=O)CO
• Molecular Formula: C22 H28 O5
• Molecular Weight: 372.45
• InChI: InChI=1S/C22H28O5/c1-12-8-16-15-5-4-13-9-14(24)6-7-19(13,2)22(15)18(27-22)10-20(16,3)21(12,26)17(25)11-23/h6-7,9,12,15-16,18,23,26H,4-5,8,10-11H2,1-3H3/t12-,15-,16-,18-,19-,20-,21-,22+/m0/s1
• Additionnal Information: IUPAC name: 9,11β-Epoxy-17,21-dihydroxy-16β-methyl-9β-pregna-1,4-diene-3,20-dione
• Shipping Conditions: Room Temperature
• Storage Conditions: +4°C