4-Methyl-1,2,3-thiadiazole-5-carbohydrazide

4-甲基-1,2,3-噻二唑-5-甲酰肼

Also known as: 4-Methyl-1,2,3-thiadiazole-5-carboxylic acid hydrazide, 4-methyl-1,2,3-thiadiazol-5-carbonylhydrazine, 4-methyl-1,2,3-thiadiazole-5-carbohydrazide, 4-methyl-1,2,3-thidiazole-5-carbohydrazide, 4-methylthiadiazole-5-carbohydrazide, 5-(Hydrazinocarbonyl)-4-methyl-1,2,3-thiadiazole, 1,2,3-Thiadiazole-5-carboxylicacid,4-methyl-,hydrazide (9CI), AKOS BC-1244, BUTTPARK 145\06-72, BUTTPARK 30\06-41, IFLAB-BB F2630-0005, LABOTEST-BB LT00453848, MFCD00052212, SBB004440, ZINC01306269, 546399_ALDRICH

4-Methyl-1,2,3-thiadiazole-5-carbohydrazide (CAS 75423-15-3) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C4H6N4OS and a molecular weight of 158.18200 g/mol. It is also known as 4-Methyl-1,2,3-thiadiazole-5-carboxylic acid hydrazide, 4-methyl-1,2,3-thiadiazol-5-carbonylhydrazine and 4-methyl-1,2,3-thiadiazole-5-carbohydrazide. Key properties include a melting point of 143-145ºC(lit.) and a density of 1.449g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
75423-15-3
Jingsj CID
J-36665-6
Molecular Formula
C4H6N4OS
Chinese Name
4-甲基-1,2,3-噻二唑-5-甲酰肼
Molecular Weight
158.18200 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Melting Point143-145ºC(lit.)
Density1.449g/cm3

Frequently Asked Questions

What is the CAS number of 4-Methyl-1,2,3-thiadiazole-5-carbohydrazide?

The CAS number of 4-Methyl-1,2,3-thiadiazole-5-carbohydrazide is 75423-15-3.

What are the molecular formula and molecular weight of 4-Methyl-1,2,3-thiadiazole-5-carbohydrazide?

4-Methyl-1,2,3-thiadiazole-5-carbohydrazide has molecular formula C4H6N4OS and molecular weight 158.18200 g/mol.

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

Last updated:

How to cite: Jingsj. "4-Methyl-1,2,3-thiadiazole-5-carbohydrazide (CAS 75423-15-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-36665-6 (accessed 2026-10-24).

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