Betamethasone 17-propionate
[CAS 5534-13-4]

Identification

• Name: Betamethasone 17-propionate
• Synonyms: (11beta,16beta)-9-Fluoro-11,21-dihydroxy-16-methyl-17-(1-oxopropoxy)pregna-1,4-diene-3,20-dione; Betamethasone 17-propionate; Betamethasone 17alpha-propionate
• Molecular Formula: C₂₅H₃₃FO₆
• Molecular Weight: 448.52
• CAS Registry Number: 5534-13-4
• EC Number: 226-887-6

Properties

• Solubility: Insoluble (4.9E^-3 g/L) (25 °C), Calc.^*
• Density: 1.28±0.1 g/cm³ (20 °C 760 Torr), Calc.^*
• Melting point: 230-235 °C^**

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2018 ACD/Labs)

^** BE 649171 1964.

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Chronic hazardous to the aquatic environment	Aquatic Chronic	3	H412
Reproductive toxicity	Repr.	1B	H360D
Reproductive toxicity	Repr.	1B	H360
Chronic hazardous to the aquatic environment	Aquatic Chronic	1	H410
Specific target organ toxicity - repeated exposure	STOT RE	1	H372