5-Fluoro-1H-benzimidazole
[CAS# 1977-72-6]

Identification

• Classification: Organic raw materials >> Heterocyclic compound >> Imidazoles
• Name: 5-Fluoro-1H-benzimidazole
• Synonyms: 5-Fluorobenzimidazole; 6-Fluoro-1H-benzimidazole; NSC 37361
• Molecular Formula: C₇H₅FN₂
• Molecular Weight: 136.13
• CAS Registry Number: 1977-72-6
• EC Number: 885-347-3

Properties

• Solubility: Very slightly soluble (0.78 g/L) (25 ºC), Calc.^*
• Density: 1.370±0.06 g/cm³ (20 ºC 760 Torr), Calc.^*
• Melting point: 132 ºC^**

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

^** Fisher, Elinor C.; Journal of Organic Chemistry 1958, V23, P1944-6.

Safety Data

Hazard Classification

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