4-Hydrazinyl-5,6-dimethylthieno[2,3-d]pyrimidine

4-肼基-5,6-二甲基噻吩并[2,3-d]嘧啶

Also known as: 5,6-Dimethylthieno[2,3-d]pyrimidin-4-ylhydrazine, MFCD01628087

4-Hydrazinyl-5,6-dimethylthieno[2,3-d]pyrimidine (CAS 63894-54-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H10N4S and a molecular weight of 194.25700 g/mol. It is also known as 5,6-Dimethylthieno[2,3-d]pyrimidin-4-ylhydrazine and MFCD01628087. Key properties include a boiling point of 425.4ºC at 760 mmHg, a density of 1.401g/cm3 and a flash point of 211ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
63894-54-2
Jingsj CID
J-920-1
Molecular Formula
C8H10N4S
Chinese Name
4-肼基-5,6-二甲基噻吩并[2,3-d]嘧啶
Molecular Weight
194.25700 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point425.4ºC at 760 mmHg
Density1.401g/cm3
Flash Point211ºC

Frequently Asked Questions

What is the CAS number of 4-Hydrazinyl-5,6-dimethylthieno[2,3-d]pyrimidine?

The CAS number of 4-Hydrazinyl-5,6-dimethylthieno[2,3-d]pyrimidine is 63894-54-2.

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

4-Hydrazinyl-5,6-dimethylthieno[2,3-d]pyrimidine has molecular formula C8H10N4S and molecular weight 194.25700 g/mol.

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

Last updated:

How to cite: Jingsj. "4-Hydrazinyl-5,6-dimethylthieno[2,3-d]pyrimidine (CAS 63894-54-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-920-1 (accessed 2026-10-23).

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