Estrone
[CAS# 53-16-7]

Identification

• Classification: Inorganic chemical industry >> Inorganic salt >> Carbides and carbonates
• Name: Estrone
• Synonyms: 1,3,5(10)-Estratrien-3-ol-17-one; 3beta-Hydroxyestra-1,3,5(10)-trien-17-one; 3-Hydroxy-1,3,5(10)-estratrien-17-one; beta-Estrone
• Molecular Formula: C₁₈H₂₂O₂
• Molecular Weight: 270.37
• CAS Registry Number: 53-16-7
• EC Number: 200-164-5

Properties

• Melting point: 258-261 °C
• alpha: 158 ° (c=1, dioxane)
• Water solubility: 0.03 g/L

Safety Data

• Hazard Symbols: T
• Risk Statements: R45;R60;R61
• Safety Statements: S53;S45

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Carcinogenicity	Carc.	2	H351
Reproductive toxicity	Lact.	-	H362
Reproductive toxicity	Repr.	1A	H360
Reproductive toxicity	Repr.	1B	H360
Carcinogenicity	Carc.	1B	H350
Reproductive toxicity	Repr.	1A	H360FD
Reproductive toxicity	Repr.	2	H361
Acute toxicity	Acute Tox.	4	H302
Acute toxicity	Acute Tox.	4	H312
Acute toxicity	Acute Tox.	4	H332
Chronic hazardous to the aquatic environment	Aquatic Chronic	3	H412
Chronic hazardous to the aquatic environment	Aquatic Chronic	1	H410
Carcinogenicity	Carc.	1A	H350
Respiratory sensitization	Resp. Sens.	1	H334
Chronic hazardous to the aquatic environment	Aquatic Chronic	4	H413
Skin sensitization	Skin Sens.	1	H317