Benzo[b]thiophene-3-sulfonyl chloride
[CAS# 18494-87-6]

Identification

• Classification: Pharmaceutical intermediate >> Heterocyclic compound intermediate >> Thiophene compound
• Name: Benzo[b]thiophene-3-sulfonyl chloride
• Synonyms: 1-Benzothiophene-3-sulfonyl chloride
• Molecular Formula: C₈H₅ClO₂S₂
• Molecular Weight: 232.71
• CAS Registry Number: 18494-87-6
• EC Number: 836-246-8

Properties

• Solubility: Practically insoluble (0.091 g/L) (25 °C), Calc.^*
• Density: 1.554±0.06 g/cm³ (20 °C 760 Torr), Calc.^*
• Melting point: 90 °C^**

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

^** Lo, Ch.

Safety Data

• Hazard Symbols: Xi
• Risk Statements: R36
• Safety Statements: S26

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Skin corrosion	Skin Corr.	1B	H314
Substances or mixtures corrosive to metals	Met. Corr.	1	H290
Specific target organ toxicity - single exposure	STOT SE	3	H335
Serious eye damage	Eye Dam.	1	H318
Acute toxicity	Acute Tox.	4	H302