4-Methoxythieno[2,3-d]pyrimidine

4-甲氧基噻吩并[2,3-d]嘧啶

Also known as: Thieno[2,3-d]pyrimidine, 4-methoxy-, 4-Methoxythieno[2,3-d]pyrimidine

4-Methoxythieno[2,3-d]pyrimidine (CAS 14080-52-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H6N2OS and a molecular weight of 166.20000 g/mol. It is also known as Thieno[2,3-d]pyrimidine, 4-methoxy-. Key properties include a boiling point of 290.64ºC at 760 mmHg, a density of 1.346g/cm3 and a flash point of 129.575ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
14080-52-5
Jingsj CID
J-962660-9
Molecular Formula
C7H6N2OS
Chinese Name
4-甲氧基噻吩并[2,3-d]嘧啶
Molecular Weight
166.20000 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point290.64ºC at 760 mmHg
Density1.346g/cm3
Flash Point129.575ºC

Frequently Asked Questions

What is the CAS number of 4-Methoxythieno[2,3-d]pyrimidine?

The CAS number of 4-Methoxythieno[2,3-d]pyrimidine is 14080-52-5.

What are the molecular formula and molecular weight of 4-Methoxythieno[2,3-d]pyrimidine?

4-Methoxythieno[2,3-d]pyrimidine has molecular formula C7H6N2OS and molecular weight 166.20000 g/mol.

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

Last updated:

How to cite: Jingsj. "4-Methoxythieno[2,3-d]pyrimidine (CAS 14080-52-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-962660-9 (accessed 2026-10-22).

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