Betamethasone Sodium Phosphate Impurity G
[CAS# 37926-75-3]

Identification

• Name: Betamethasone Sodium Phosphate Impurity G
• Synonyms: (8S,10S,11S,13S,14S,16S)-9-Fluoro-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-6,7,8,11,12,14,15,16-octahydrocyclopenta(a)phenanthrene-17-carboxylic acid
• Molecular Formula: C₂₁H₂₇FO₅
• Molecular Weight: 378.43
• CAS Registry Number: 37926-75-3
• SMILES: C[C@H]1C[C@H]2[C@@H]3CCC4=CC(=O)C=C[C@@]4([C@]3([C@H](C[C@@]2([C@]1(C(=O)O)O)C)O)F)C

Properties

• Solubility: 317.3 mg/L (25 ºC water)
• Density: 1.4±0.1 g/cm³, Calc.^*
• Index of Refraction: 1.598, Calc.^*
• Melting point: 213.55 ºC
• Boiling Point: 502.03 ºC, 566.9±50.0 ºC (760 mmHg), Calc.^*
• Flash Point: 296.6±30.1 ºC, Calc.^*

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

Safety Data

• Hazard Symbols: GHS07 Warning
• Hazard Statements: H302+H312+H332-H315-H319
• Precautionary Statements: P261-P271-P280-P302+P352-P305+P351+P338