5-Chloro-3-methyl-1-phenyl-1H-pyrazole
[CAS# 1131-17-5]

Identification

• Name: 5-Chloro-3-methyl-1-phenyl-1H-pyrazole
• Synonyms: 5-Chloro-3-methyl-1-phenylpyrazole
• Molecular Formula: C₁₀H₉ClN₂
• Molecular Weight: 192.64
• CAS Registry Number: 1131-17-5
• EC Number: 642-840-6

Properties

• Solubility: Very slightly soluble (0.31 g/L) (25 ºC), Calc.^*
• Density: 1.20±0.1 g/cm³ (20 ºC 760 Torr), Calc.^*
• Refractive index: 1.5794 (589.3 nm 20 ºC)^**

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2014 ACD/Labs)

^** Roedig, Alfred; Justus Liebigs Annalen der Chemie 1955, V597, P214-26.

Safety Data

Hazard Classification

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