2-Chlorothieno[2,3-d]pyrimidine

2-氯噻吩并[2,3-d]嘧啶

Also known as: 2-chloro-thieno[2,3-d]pyrimidine, Thieno[2,3-d]pyrimidine, 2-chloro-, 2-chlorothiopheno[2,3-d]pyrimidine

2-Chlorothieno[2,3-d]pyrimidine (CAS 83259-30-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H3ClN2S and a molecular weight of 170.619 g/mol. It is also known as 2-chloro-thieno[2,3-d]pyrimidine, Thieno[2,3-d]pyrimidine, 2-chloro- and 2-chlorothiopheno[2,3-d]pyrimidine. Key properties include a boiling point of 251.9±22.0℃ (760 Torr), a density of 1.5±0.1 g/cm3 and a flash point of 106.2±22.3℃. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
83259-30-7
Jingsj CID
J-1336172-3
Molecular Formula
C6H3ClN2S
Chinese Name
2-氯噻吩并[2,3-d]嘧啶
Molecular Weight
170.619 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point251.9±22.0℃ (760 Torr)
Density1.5±0.1 g/cm3
Flash Point106.2±22.3℃

Frequently Asked Questions

What is the CAS number of 2-Chlorothieno[2,3-d]pyrimidine?

The CAS number of 2-Chlorothieno[2,3-d]pyrimidine is 83259-30-7.

What are the molecular formula and molecular weight of 2-Chlorothieno[2,3-d]pyrimidine?

2-Chlorothieno[2,3-d]pyrimidine has molecular formula C6H3ClN2S and molecular weight 170.619 g/mol.

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

Last updated:

How to cite: Jingsj. "2-Chlorothieno[2,3-d]pyrimidine (CAS 83259-30-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1336172-3 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.