21211-22-3

21211-22-3 - Names and Identifiers

Name	3-Chlorobenzo[b]-2-thiophenecarboxylic acid
Synonyms	AKOS B000001 AKOS AU36-M200 BUTTPARK 306-07 ART-CHEM-BB B000001 3-Chlorobenzothiophene-2-carboxylic acid 3-CHLORO-BENZO[B]THIOPHENE CARBOXYLIC ACID 3-CHLOROBENZO[B]THIOPHENE-2-CARBOXYLIC ACID 3-Chlorobenzo[b]thiophene-2-carboxylic acid 3-Chlorobenzo[b]-2-thiophenecarboxylic acid 3-CHLORO-1-BENZOTHIOPHENE-2-CARBOXYLIC ACID 3-CHLORO-2-BENZO[B]THIOPHENE CARBOXYLIC ACID
CAS	21211-22-3
EINECS	626-897-4
InChI	InChI=1/C9H5ClO2S/c10-7-5-3-1-2-4-6(5)13-8(7)9(11)12/h1-4H,(H,11,12)

21211-22-3 - Physico-chemical Properties

Molecular Formula	C9H5ClO2S
Molar Mass	212.65
Density	1.546±0.06 g/cm3(Predicted)
Melting Point	268-272°C(lit.)
Boling Point	395.1±22.0 °C(Predicted)
Flash Point	192.8°C
Vapor Presure	5.94E-07mmHg at 25°C
BRN	1425602
pKa	2.27±0.30(Predicted)
Storage Condition	Keep in dark place,Sealed in dry,Room Temperature
Refractive Index	1.719
MDL	MFCD00014579

21211-22-3 - Risk and Safety

Risk Codes	22 - Harmful if swallowed
Safety Description	S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing.
WGK Germany	3
HS Code	29349990
Hazard Class	IRRITANT

21211-22-3 - Introduction

3-Chlorobenzo [B]-2-thiophenecarboxylic acid is an organic compound with the chemical formula C9H5ClO2S. The following is its nature, use, preparation and safety information:

Nature:
-Appearance: 3-Chlorobenzo [B]-2-thiophenecarboxylic acid is a white or off-white crystalline solid.
-Solubility: It has limited solubility in common organic solvents.

Use:
- 3-Chlorobenzo [B]-2-thiophenecarboxylic acid can be used as a starting material or intermediate in organic synthesis reactions.
-It acts as a catalyst in certain chemical reactions.

Method:
-3-chlorobenzzo [B]-2-thiophenecarboxylic acid can be prepared by reacting Benzo (B) thiophene with chlorobenzene.
-The specific method is to react Benzo (B) thiophene with alkali metal chloride and chlorobenzene, and obtain the target product through acidification.

Safety Information:
- 3-Chlorobenzo [B]-2-thiophenecarboxylic acid is generally less toxic under normal conditions of use.
-Avoid direct contact with eyes, skin and respiratory tract during operation.
-When handling or storing this compound, take appropriate precautions to prevent splashing and inhalation.
-When using this compound, operate in a well-ventilated environment or wear suitable protective equipment.
-In case of any discomfort or accident, seek medical attention immediately.

Last Update：2024-04-10 22:29:15