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

4-甲基-1,2,3-噻二唑-5-甲醛

Also known as: 1,2,3-Thiadiazole-5-carboxaldehyde, 4-methyl-, 1,2,3-Thiadiazole-5-carboxaldehyde, 4-methyl- (9CI), 4-Methyl-1,2,3-thiadiazol-5-carbaldehyde, 4-Methyl-1,2,3-thiadiazole-5-carboxaldehyde, 4-methyl-1,2,3-thiadiazole-5-carboxaldehyde, 4-methylthiadiazole-5-carbaldehyde, 5-formyl-4-methyl-1,2,3-thiadiazole

4-Methyl-1,2,3-thiadiazole-5-carbaldehyde (CAS 127108-66-1) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C4H4N2OS and a molecular weight of 128.152 g/mol. It is also known as 1,2,3-Thiadiazole-5-carboxaldehyde, 4-methyl-, 1,2,3-Thiadiazole-5-carboxaldehyde, 4-methyl- (9CI) and 4-Methyl-1,2,3-thiadiazol-5-carbaldehyde. Key properties include a boiling point of 235.6±32.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 96.3±25.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
127108-66-1
Jingsj CID
J-1306304-7
Molecular Formula
C4H4N2OS
Chinese Name
4-甲基-1,2,3-噻二唑-5-甲醛
Molecular Weight
128.152 g/mol
Category
Organic Compounds
Last updated
8/21/2026

No offers for this compound yet.

Request a quote

Physicochemical Properties

Boiling Point235.6±32.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point96.3±25.1 °C

Frequently Asked Questions

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

The CAS number of 4-Methyl-1,2,3-thiadiazole-5-carbaldehyde is 127108-66-1.

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

4-Methyl-1,2,3-thiadiazole-5-carbaldehyde has molecular formula C4H4N2OS and molecular weight 128.152 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-carbaldehyde (CAS 127108-66-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1306304-7 (accessed 2026-10-23).

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