1-Benzyl-1H-pyrazole-4-carboxylic acid
[CAS# 401647-24-3]

Identification

• Name: 1-Benzyl-1H-pyrazole-4-carboxylic acid
• Molecular Formula: C₁₁H₁₀N₂O₂
• Molecular Weight: 202.21
• CAS Registry Number: 401647-24-3
• EC Number: 800-584-4
• SMILES: C1=CC=C(C=C1)CN2C=C(C=N2)C(=O)O

Properties

• Solubility: 569 mg/L (25 °C water)
• Density: 1.2±0.1 g/cm³, Calc.^*
• Index of Refraction: 1.616, Calc.^*
• Melting point: 134.39 °C
• Boiling Point: 360.83 °C, 425.7±28.0 °C (760 mmHg), Calc.^*
• Flash Point: 211.3±24.0 °C, Calc.^*

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software.

Safety Data

• Hazard Symbols: GHS07 Warning
• Risk Statements: H302-H315-H319-H335
• Safety Statements: P261-P264-P264+P265-P270-P271-P280-P301+P317-P302+P352-P304+P340-P305+P351+P338-P319-P321-P330-P332+P317-P337+P317-P362+P364-P403+P233-P405-P501

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Specific target organ toxicity - single exposure	STOT SE	3	H335
Acute toxicity	Acute Tox.	4	H302
Skin irritation	Skin Irrit.	2	H315
Eye irritation	Eye Irrit.	2A	H319