5-Ethyl-1H-pyrazole-3-carboxylic acid ethyl ester
[CAS# 26308-40-7]

Identification

• Name: 5-Ethyl-1H-pyrazole-3-carboxylic acid ethyl ester
• Synonyms: Ethyl 5-ethyl-1H-pyrazole-3-carboxylate
• Molecular Formula: C₈H₁₂N₂O₂
• Molecular Weight: 168.19
• CAS Registry Number: 26308-40-7 (885319-49-3)
• EC Number: 958-118-1

Properties

• Solubility: Very slightly soluble (0.39 g/L) (25 ºC), Calc.^*
• Density: 1.134±0.06 g/cm³ (20 ºC 760 Torr), Calc.^*

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

Safety Data

Hazard Classification

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