3-Iodopyrazole
[CAS# 4522-35-4]

Identification

• Classification: Pharmaceutical intermediate >> API intermediate
• Name: 3-Iodopyrazole
• Synonyms: 3-Iodo-1H-pyrazole
• Molecular Formula: C₃H₃IN₂
• Molecular Weight: 193.97
• CAS Registry Number: 4522-35-4 (1007351-17-8)
• EC Number: 691-559-5

Properties

• Solubility: Slightly soluble (3.7 g/L) (25 ºC), Calc.^*
• Density: 2.335±0.06 g/cm³ (20 ºC 760 Torr), Calc.^*
• Boiling point: 291.9±13.0 ºC (760 Torr), Calc.^*
• Flash point: 130.3±19.8 ºC, Calc.^*

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2015 ACD/Labs)

Safety Data

Hazard Classification

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