4-chloro-5-(4-methylphenyl)thieno[2,3-d]pyrimidine

4-氯-5-(4-甲基苯基)噻吩并[2,3-d]嘧啶

Also known as: 4-chloro-5-p-tolyl-thieno[2,3-d]pyrimidine, 4-chloro-5-(4-methylphenyl)thieno[2,3-d]pyrimidine, THIENO[2,3-D]PYRIMIDINE, 4-CHLORO-5-(4-METHYLPHENYL)-, AURORA 20403, BUTTPARK 8218-64, MFCD01238585, OTAVA-BB BB7012780012

4-chloro-5-(4-methylphenyl)thieno[2,3-d]pyrimidine (CAS 374104-63-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C13H9ClN2S and a molecular weight of 260.74200 g/mol. It is also known as 4-chloro-5-p-tolyl-thieno[2,3-d]pyrimidine, THIENO[2,3-D]PYRIMIDINE, 4-CHLORO-5-(4-METHYLPHENYL)- and AURORA 20403. Key properties include a boiling point of 425.6ºC at 760mmHg, a density of 1.351g/cm3 and a flash point of 211.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
374104-63-9
Jingsj CID
J-1132819-5
Molecular Formula
C13H9ClN2S
Chinese Name
4-氯-5-(4-甲基苯基)噻吩并[2,3-d]嘧啶
Molecular Weight
260.74200 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point425.6ºC at 760mmHg
Density1.351g/cm3
Flash Point211.2ºC

Frequently Asked Questions

What is the CAS number of 4-chloro-5-(4-methylphenyl)thieno[2,3-d]pyrimidine?

The CAS number of 4-chloro-5-(4-methylphenyl)thieno[2,3-d]pyrimidine is 374104-63-9.

What are the molecular formula and molecular weight of 4-chloro-5-(4-methylphenyl)thieno[2,3-d]pyrimidine?

4-chloro-5-(4-methylphenyl)thieno[2,3-d]pyrimidine has molecular formula C13H9ClN2S and molecular weight 260.74200 g/mol.

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

Last updated:

How to cite: Jingsj. "4-chloro-5-(4-methylphenyl)thieno[2,3-d]pyrimidine (CAS 374104-63-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1132819-5 (accessed 2026-10-25).

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