Betamethasone Impurity 47
[CAS# 52618-94-7]

Identification

• Name: Betamethasone Impurity 47
• Synonyms: (6a,11ß,16ß)-6-Bromo-9-fluoro-11,17-dihydroxy-16-methyl-3,20-dioxopregna-1,4-dien-21-yl acetate
• Molecular Formula: C₂₄H₃₀BrFO₆
• Molecular Weight: 513.39
• CAS Registry Number: 52618-94-7
• SMILES: CC(=O)OCC(=O)[C@@]1(O)[C@@H](C)C[C@H]2[C@@H]3C[C@H](Br)C4=CC(=O)C=C[C@]4(C)[C@@]3(F)[C@@H](O)C[C@]12C

Properties

• Density: 1.5±0.1 g/cm³, Calc.^*
• Index of Refraction: 1.591, Calc.^*
• Boiling Point: 609.2±55.0 °C (760 mmHg), Calc.^*
• Flash Point: 322.3±31.5 °C, Calc.^*

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software.