Niridazole
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. 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-1371776-5
- Molecular Formula
- C6H6N4O3S
- Molecular Weight
- 214.20200 g/mol
- Category
- Organic Compounds
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 260-262ºC |
|---|---|
| Boiling Point | 278.6ºC at 760 mmHg |
| Density | 1.549g/cm3 |
| Flash Point | 122.3ºC |
| Exact Mass | 214.01600 |
| PSA | 119.29000 |
| LogP | 1.49790 |
| Refractive Index | 1.614 |
Customs & Trade Information
| HS Code | 2934999090 |
|---|---|
| Summary | 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
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.
What are the upstream and downstream products of Niridazole?
For Niridazole, Upstream Products: 2-Methoxy-4,5-dihydro-1H-imidazole, 2-Bromo-5-nitrothiazole.
Data compiled from public chemical databases such as PubChem 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-1371776-5 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.