2-Bromobenzo[b]thiophene
[CAS# 5394-13-8]

Identification

• Classification: Pharmaceutical intermediate >> Heterocyclic compound intermediate >> Thiophene compound
• Name: 2-Bromobenzo[b]thiophene
• Synonyms: 2-Bromobenzothiophene; 2-Bromothianaphthene; NSC 2939; NSC 43552; NSC 9008
• Molecular Formula: C₈H₅BrS
• Molecular Weight: 213.10
• CAS Registry Number: 5394-13-8
• EC Number: 803-983-1

Properties

• Solubility: Very slightly soluble (0.14 g/L) (25 ºC), Calc.^*
• Density: 1.649±0.06 g/cm³ (20 ºC 760 Torr), Calc.^*
• Melting point: 44.5-45 ºC^**
• Boiling point: 284.7±13.0 ºC (760 Torr), Calc.^*
• Flash point: 126.0±19.8 ºC, Calc.^*

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2013 ACD/Labs)

^** Brower, Kay R.; Journal of Organic Chemistry 1954, V19, P411-14.

Safety Data

• Hazard Symbols: Xn
• Risk Codes: R20/21/22;R36/37/38
• Safety Description: S22;S26;S36/37/39

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Acute toxicity	Acute Tox.	4	H302
Eye irritation	Eye Irrit.	2	H319
Skin irritation	Skin Irrit.	2	H315
Specific target organ toxicity - single exposure	STOT SE	3	H335
Eye irritation	Eye Irrit.	2A	H319
Acute toxicity	Acute Tox.	4	H312
Acute toxicity	Acute Tox.	4	H332