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4-(Hydroxymethyl)-1,2,3-thiadiazole-5-carboxylic acid

4-(羟甲基)-1,2,3-噻二唑-5-羧酸

Also known as: 1,2,3-Thiadiazole-5-carboxylic acid, 4-(hydroxymethyl)- (9CI), 4-(Hydroxymethyl)-5-thiadiazolecarboxylic acid, 4-(Hydroxymethyl)thiadiazole-5-carboxylic acid, MFCD11977675, 1,2,3-Thiadiazole-5-carboxylic acid, 4-(hydroxymethyl)

4-(Hydroxymethyl)-1,2,3-thiadiazole-5-carboxylic acid (CAS 183304-68-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C4H4N2O3S and a molecular weight of 160.15100 g/mol. It is also known as 1,2,3-Thiadiazole-5-carboxylic acid, 4-(hydroxymethyl)- (9CI), 4-(Hydroxymethyl)-5-thiadiazolecarboxylic acid and 4-(Hydroxymethyl)thiadiazole-5-carboxylic acid. Key properties include a boiling point of 405.9ºC at 760 mmHg, a density of 1.746 g/cm3 and a flash point of 199.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
183304-68-9
Jingsj CID
J-1080817-5
Molecular Formula
C4H4N2O3S
Chinese Name
4-(羟甲基)-1,2,3-噻二唑-5-羧酸
Molecular Weight
160.15100 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point405.9ºC at 760 mmHg
Density1.746 g/cm3
Flash Point199.3ºC

Frequently Asked Questions

What is the CAS number of 4-(Hydroxymethyl)-1,2,3-thiadiazole-5-carboxylic acid?

The CAS number of 4-(Hydroxymethyl)-1,2,3-thiadiazole-5-carboxylic acid is 183304-68-9.

What are the molecular formula and molecular weight of 4-(Hydroxymethyl)-1,2,3-thiadiazole-5-carboxylic acid?

4-(Hydroxymethyl)-1,2,3-thiadiazole-5-carboxylic acid has molecular formula C4H4N2O3S and molecular weight 160.15100 g/mol.

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

Last updated:

How to cite: Jingsj. "4-(Hydroxymethyl)-1,2,3-thiadiazole-5-carboxylic acid (CAS 183304-68-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1080817-5 (accessed 2026-10-26).

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