4-Chloro-5,6-dimethyl-2-phenylthieno[2,3-d]pyrimidine

4-氯-5,6-二甲基-2-苯基噻吩并[2,3-d]嘧啶

Also known as: 4-CHLORO-5,6-DIMETHYL-2-PHENYLTHIENO[2,3-D]PYRIMIDINE, Thieno[2,3-d]pyrimidine, 4-chloro-5,6-dimethyl-2-phenyl-

4-Chloro-5,6-dimethyl-2-phenylthieno[2,3-d]pyrimidine (CAS 83548-60-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C14H11ClN2S and a molecular weight of 274.76900 g/mol. It is also known as 4-CHLORO-5,6-DIMETHYL-2-PHENYLTHIENO[2,3-D]PYRIMIDINE and Thieno[2,3-d]pyrimidine, 4-chloro-5,6-dimethyl-2-phenyl-. Key properties include a boiling point of 340.8ºC at 760 mmHg, a density of 1.313g/cm3 and a flash point of 159.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 83548-60-1
Jingsj CID: J-1471-3
Molecular Formula: C₁₄H₁₁ClN₂S
Chinese Name: 4-氯-5,6-二甲基-2-苯基噻吩并[2,3-d]嘧啶
Molecular Weight: 274.76900 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	340.8ºC at 760 mmHg
Density	1.313g/cm3
Flash Point	159.9ºC

Frequently Asked Questions

What is the CAS number of 4-Chloro-5,6-dimethyl-2-phenylthieno[2,3-d]pyrimidine?

The CAS number of 4-Chloro-5,6-dimethyl-2-phenylthieno[2,3-d]pyrimidine is 83548-60-1.

What are the molecular formula and molecular weight of 4-Chloro-5,6-dimethyl-2-phenylthieno[2,3-d]pyrimidine?

4-Chloro-5,6-dimethyl-2-phenylthieno[2,3-d]pyrimidine has molecular formula C14H11ClN2S and molecular weight 274.76900 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "4-Chloro-5,6-dimethyl-2-phenylthieno[2,3-d]pyrimidine (CAS 83548-60-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1471-3 (accessed 2026-10-23).

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