Niridazole

尼立达唑

Also known as: Ambilhar, BA 32644, BA32644, NSC 136947, Nitrothiamidazole, Niridazolum, 1-(5-Nitro-2-thiazolyl)-2-imidazolidinone, 1-(5-Nitro-1,3-thiazol-2-yl)imidazolidin-2-one, 1-(5-nitrothiazol-2-yl)imidazolidin-2-one, 1-(5-Nitro-2-thiazolyl)-2-oxo-tetrahydroimidazol, 2-Imidazolidinone, 1-(5-nitro-2-thiazolyl)-

Niridazole (CAS 61-57-4) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C6H6N4O3S and a molecular weight of 214.20200 g/mol. It is also known as Ambilhar, BA 32644 and BA32644. Key properties include a melting point of 260-262ºC, a boiling point of 278.6ºC at 760 mmHg, a density of 1.549g/cm3 and a flash point of 122.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
61-57-4
Jingsj CID
J-1371776-2
Molecular Formula
C6H6N4O3S
Chinese Name
尼立达唑
Molecular Weight
214.20200 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point260-262ºC
Boiling Point278.6ºC at 760 mmHg
Density1.549g/cm3
Flash Point122.3ºC

Frequently Asked Questions

What is the CAS number of Niridazole?

The CAS number of Niridazole is 61-57-4.

What are the molecular formula and molecular weight of Niridazole?

Niridazole has molecular formula C6H6N4O3S and molecular weight 214.20200 g/mol.

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

Last updated:

How to cite: Jingsj. "Niridazole (CAS 61-57-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1371776-2 (accessed 2026-10-22).

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