1,3,5-Triphenyl-4,5-dihydro-1H-pyrazole
[CAS# 742-01-8]

Identification

• Name: 1,3,5-Triphenyl-4,5-dihydro-1H-pyrazole
• Synonyms: 1,3,5-Triphenyl-4,5-dihydropyrazole; 1,3,5-Triphenylpyrazoline; 4,5-Dihydro-1,3,5-triphenyl-1H-pyrazole
• Molecular Formula: C₂₁H₁₈N₂
• Molecular Weight: 298.38
• CAS Registry Number: 742-01-8
• EC Number: 616-061-7

Properties

• Density: 1.09
• Melting point: 139-141 ºC

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Eye irritation	Eye Irrit.	2	H319
Specific target organ toxicity - single exposure	STOT SE	3	H335
Skin irritation	Skin Irrit.	2	H315