5,6-Dimethylthieno[2,3-d]pyrimidin-4(3H)-one

5,6-二甲基噻吩并[2,3-d]嘧啶-4(3H)-酮

Also known as: 5,6-Dimethyl-3H-thieno[2,3-d]pyrimidin-4-one, 5,6-Dimethylthieno[2,3-d]pyrimidin-4(1H)-one, AKOS 91440, AKOS B020883, AKOS MSC-0512, ART-CHEM-BB B020883, MFCD00463622, OTAVA-BB BB0127460562, TIMTEC-BB SBB009541

5,6-Dimethylthieno[2,3-d]pyrimidin-4(3H)-one (CAS 18593-44-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H8N2OS and a molecular weight of 180.22700 g/mol. It is also known as 5,6-Dimethyl-3H-thieno[2,3-d]pyrimidin-4-one, 5,6-Dimethylthieno[2,3-d]pyrimidin-4(1H)-one and AKOS 91440. Key property: a boiling point of 428.3±45.0°C at 760 mmHg. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
18593-44-7
Jingsj CID
J-47436-4
Molecular Formula
C8H8N2OS
Chinese Name
5,6-二甲基噻吩并[2,3-d]嘧啶-4(3H)-酮
Molecular Weight
180.22700 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

No offers for this compound yet.

Request a quote

Physicochemical Properties

Boiling Point428.3±45.0°C at 760 mmHg

Frequently Asked Questions

What is the CAS number of 5,6-Dimethylthieno[2,3-d]pyrimidin-4(3H)-one?

The CAS number of 5,6-Dimethylthieno[2,3-d]pyrimidin-4(3H)-one is 18593-44-7.

What are the molecular formula and molecular weight of 5,6-Dimethylthieno[2,3-d]pyrimidin-4(3H)-one?

5,6-Dimethylthieno[2,3-d]pyrimidin-4(3H)-one has molecular formula C8H8N2OS and molecular weight 180.22700 g/mol.

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

Last updated:

How to cite: Jingsj. "5,6-Dimethylthieno[2,3-d]pyrimidin-4(3H)-one (CAS 18593-44-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-47436-4 (accessed 2026-10-22).

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