1-(Diphenylmethyl)piperazine
[CAS# 841-77-0]

Identification

• Classification: Pharmaceutical intermediate >> Heterocyclic compound intermediate >> Piperazine
• Name: 1-(Diphenylmethyl)piperazine
• Synonyms: Benzhydrylpiperazine
• Molecular Formula: C₁₇H₂₀N₂
• Molecular Weight: 252.36
• CAS Registry Number: 841-77-0
• EC Number: 212-667-7

Properties

• Melting point: 88-93 °C
• Flash point: 115 °C
• Water solubility: 0.45 g/L (20 °C)

Safety Data

• Hazard Symbols: Xn
• Risk Statements: R22

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Acute toxicity	Acute Tox.	4	H302
Skin irritation	Skin Irrit.	2	H315
Serious eye damage	Eye Dam.	1	H318
Acute toxicity	Acute Tox.	4	H332
Eye irritation	Eye Irrit.	2	H319
Acute toxicity	Acute Tox.	3	H301
Specific target organ toxicity - single exposure	STOT SE	3	H335
Chronic hazardous to the aquatic environment	Aquatic Chronic	2	H411
Eye irritation	Eye Irrit.	2A	H319
Reproductive toxicity	Repr.	2	H361
Skin sensitization	Skin Sens.	1	H317
Specific target organ toxicity - single exposure	STOT SE	1	H370
Specific target organ toxicity - repeated exposure	STOT RE	1	H372
Skin sensitization	Skin Sens.	1A	H317