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2-(Chloromethyl)thiophene

Also known as: 2-(chloromethyl)thiophene, 2-thenyl chloride, thien-2-ylmethyl chloride, 2-chloromethylthiophene, 2-thienylmethyl chloride

2-(Chloromethyl)thiophene (CAS 765-50-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H5ClS and a molecular weight of 132.611 g/mol. Key properties include a boiling point of 150.0±20.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 49.9±8.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
765-50-4
Jingsj CID
J-26498-2
Molecular Formula
C5H5ClS
Molecular Weight
132.611 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point150.0±20.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point49.9±8.5 °C
Exact Mass131.980042
PSA28.24000
LogP3.00
Vapor Pressure5.0±0.3 mmHg at 25°C
Refractive Index1.554
Storage Conditions20 °C

Customs & Trade Information

HS Code2934999090
Summary2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 2-(Chloromethyl)thiophene?

The CAS number of 2-(Chloromethyl)thiophene is 765-50-4.

What are the molecular formula and molecular weight of 2-(Chloromethyl)thiophene?

2-(Chloromethyl)thiophene has molecular formula C5H5ClS and molecular weight 132.611 g/mol.

What are the upstream and downstream products of 2-(Chloromethyl)thiophene?

For 2-(Chloromethyl)thiophene, Upstream Products: 2-Thiophenemethanol, Formaldehyde, 2-Thiophenecarboxaldehyde; Downstream Products: 2-Thiopheneacetyl chloride, 3-(2-Thienyl)propanoic acid, 2-Thiophenecarboxaldehyde.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "2-(Chloromethyl)thiophene (CAS 765-50-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-26498-2 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.