Benzo[b]thiophene-4-carboxylic acid
[CAS# 10134-95-9]

Identification

• Name: Benzo[b]thiophene-4-carboxylic acid
• Synonyms: 4-Benzothiophenecarboxylic acid
• Molecular Formula: C₉H₆O₂S
• Molecular Weight: 178.21
• CAS Registry Number: 10134-95-9
• EC Number: 808-712-0

Properties

• Solubility: Very slightly soluble (0.68 g/L) (25 ºC), Calc.^*
• Density: 1.419±0.06 g/cm³ (20 ºC 760 Torr), Calc.^*
• Melting point: 188-189 ºC^**

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

^** Matsuki, Yasuo; Nippon Kagaku Zasshi 1966, V87(2), P186-9.

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Eye irritation	Eye Irrit.	2	H319
Acute toxicity	Acute Tox.	4	H302