5-Nitro-3-pyrazolecarboxylic acid methyl ester
[CAS# 181585-93-3]

Identification

• Name: 5-Nitro-3-pyrazolecarboxylic acid methyl ester
• Synonyms: Methyl 5-nitro-1H-pyrazole-3-carboxylate; Methyl 5-nitropyrazole-3-carboxylate
• Molecular Formula: C₅H₅N₃O₄
• Molecular Weight: 171.11
• CAS Registry Number: 181585-93-3
• EC Number: 860-290-7

Properties

• Solubility: Slightly soluble (1.4 g/L) (25 ºC), Calc.^*
• Density: 1.545±0.06 g/cm³ (20 ºC 760 Torr), Calc.^*
• Melting point: 145.5 ºC^**

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

^** Kusakiewicz-Dawid, Anna; Synthetic Communications 2009, V39(22), P4122-4132.

Safety Data

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