Conjugated Estrogens
[CAS# 12126-59-9]

Identification

• Classification: API >> Hormone and endocrine-regulating drugs >> Estrogen and progestogen drugs
• Name: Conjugated Estrogens
• Synonyms: Premarin; Sodium equilin sulfate; Sodium [(9S,13S,14S)-13-methyl-17-oxo-9,11,12,14,15,16-hexahydro-6H-cyclopenta[a]phenanthren-3-yl] sulfate
• Molecular Formula: C₁₈H₁₉NaO₅S
• Molecular Weight: 370.40
• CAS Registry Number: 12126-59-9
• EC Number: 235-199-5

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Carcinogenicity	Carc.	1B	H350
Skin irritation	Skin Irrit.	2	H315
Specific target organ toxicity - single exposure	STOT SE	3	H335
Reproductive toxicity	Repr.	1B	H360
Eye irritation	Eye Irrit.	2	H319
Carcinogenicity	Carc.	1A	H350
Specific target organ toxicity - repeated exposure	STOT RE	1	H372
Reproductive toxicity	Repr.	1A	H360