Betamethasone

• Catalog No.: 18081
• CAS Number: 378-44-9
• M. F.: C22H29FO5
• M. W.: 392.4610632
• Purity: ≥95.0% (HPLC)

SYNONYMS

• Title: 倍他米松
• IUPAC name: (1R,2S,10S,11S,13S,14R,15S,17S)-1-fluoro-14,17-dihydroxy-14-(2-hydroxyacetyl)-2,13,15-trimethyltetracyclo[8.7.0.0^2,^7.0^1^1,^1^5]heptadeca-3,6-dien-5-one
• IUPAC Traditional name: betamethasone
• Synonyms: Betamethasone valerate impurity A (PhEur); 9α-Fluoro-16β-methyl-11β,17α,21-trihydroxy-1,4-pregnadiene-3,20-dione; 9α-氟-16β-甲基泼尼松龙; 9α-氟-11β,17α,21-三羟基-16β-甲基孕甾-1,4-二烯-3,20-二酮; 9α-氟-16β-甲基-11β,17α,21-三羟基-1,4-孕甾二烯-3,20-二酮; 9α-Fluoro-11β,17α,21-trihydroxy-16β-methylpregna-1,4-diene-3,20-dione; 9α-Fluoro-16β-methylprednisolone

DATABASE IDS

• EC Number: 206-825-4
• CAS Number: 378-44-9
• MDL Number: MFCD00062969

PROPERTIES

• Empirical Formula (Hill Notation): C22H29FO5
• Impurities: ≤10.0% related substances
• Loss on Drying: ≤5.0% loss on drying
• Purity: ≥95.0% (HPLC)
• Shelf Life: (limited shelf life, expiry date on the label)
• Melting Point: 235-237 °C(lit.)
• Storage Temperature: 2-8°C
• German water hazard class: 3