5-Hydroxy-1H-imidazole-4-carboxamide
5-羟基-1H-咪唑-4-甲酰胺
Also known as: 4-Carbamoyl-5-hydroxyimidazole, Bredinin aglycone, 4-Carbamoylimidazolium-5-olate, 5-Hydroxy-3H-imidazole-4-carboxamide, Ampba, SL-1207, SM-108, NSC 266026
5-Hydroxy-1H-imidazole-4-carboxamide (CAS 56973-26-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C4H5N3O2 and a molecular weight of 127.101 g/mol. It is also known as 4-Carbamoyl-5-hydroxyimidazole, Bredinin aglycone and 4-Carbamoylimidazolium-5-olate. Key properties include a melting point of 260ºC, a boiling point of 575.0±35.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 301.6±25.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 56973-26-3
- Jingsj CID
- J-31618-9
- Molecular Formula
- C4H5N3O2
- Chinese Name
- 5-羟基-1H-咪唑-4-甲酰胺
- Molecular Weight
- 127.101 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 260ºC |
|---|---|
| Boiling Point | 575.0±35.0 °C at 760 mmHg |
| Density | 1.6±0.1 g/cm3 |
| Flash Point | 301.6±25.9 °C |
| Exact Mass | 127.038177 |
| PSA | 92.00000 |
| LogP | 1.13 |
| Vapor Pressure | 0.0±1.6 mmHg at 25°C |
| Refractive Index | 1.682 |
| Storage Conditions | 2-8°C |
Activity & Biological Data
| Additional Information | [1]. Scism RA, et al. Synthesis of nucleotide analogues by a promiscuous phosphoribosyltransferase. Org Lett. 2007 Oct 11;9(21):4179-82. Epub 2007 Sep 14. |
|---|
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 5-Hydroxy-1H-imidazole-4-carboxamide?
The CAS number of 5-Hydroxy-1H-imidazole-4-carboxamide is 56973-26-3.
What are the molecular formula and molecular weight of 5-Hydroxy-1H-imidazole-4-carboxamide?
5-Hydroxy-1H-imidazole-4-carboxamide has molecular formula C4H5N3O2 and molecular weight 127.101 g/mol.
What are the upstream and downstream products of 5-Hydroxy-1H-imidazole-4-carboxamide?
For 5-Hydroxy-1H-imidazole-4-carboxamide, Upstream Products: Propanediamide, 2-amino-, hydrochloride (1:1), Dacarbazine; Downstream Products: 1H-Imidazole-4-carboxamide, 5-methoxy-.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "5-Hydroxy-1H-imidazole-4-carboxamide (CAS 56973-26-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-31618-9 (accessed 2026-10-28).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.