1H-1,2,4-三唑-3-羧酸，CAS 登记号 4928-87-4，由济南圣和化工有限公司现货供应，可提供纯度 按批次COA提供(不公开发布) 的规格，下游主要用于有机化学品。支持样品与小批量试用，批量价格请联系我们获取，验收以批次 COA 为准。
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1H-1,2,4-Triazole-3-carboxylic acid · CAS 4928-87-4 · C3H3N3O2. UNII 7MLK3JCX3W.
| CAS Registry Number | 4928-87-4 |
|---|---|
| PubChem CID | 295900 |
| Molecular formula | C3H3N3O2 |
| IUPAC name | 1H-1,2,4-triazole-5-carboxylic acid |
| UNII (FDA) | 7MLK3JCX3W |
| Molecular Weight | 113.08 |
|---|---|
| XLogP3 | -0.2 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 1 |
| Exact Mass | 113.022526347 |
| Monoisotopic Mass | 113.022526347 |
| Topological Polar Surface Area | 78.9 |
| Heavy Atom Count | 8 |
| Formal Charge | 0 |
| Reported hazard statements | H315 (98%), H319 (98%), H335 (95.9%) |
|---|
H315 (98%): Causes skin irritation [Warning Skin corrosion/irritation]
H319 (98%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
4928-87-4; 1H-1,2,4-Triazole-3-carboxylic acid; 1,2,4-Triazole-3-carboxylic acid; 1H-1,2,4-triazole-5-carboxylic acid; 4H-1,2,4-triazole-3-carboxylic acid; S-Triazole-3-carboxylic acid; NSC-165527; NSC-202574; UNII-7MLK3JCX3W; 7MLK3JCX3W; 1,2,4-Triazole-5-carboxylic acid; Ribavirin impurity C [EP]; DTXSID10197753; RIBAVIRIN IMPURITY C [EP IMPURITY]; RIBAVIRIN IMPURITY C (EP IMPURITY); Ribavirin Impurity C
CAS 4928-87-4; molecular formula C3H3N3O2; molecular weight — g/mol.
4928-87-4, 1H-1,2,4-Triazole-3-carboxylic acid, 1,2,4-Triazole-3-carboxylic acid, 1H-1,2,4-triazole-5-carboxylic acid, 4H-1,2,4-triazole-3-carboxylic acid, S-Triazole-3-carboxylic acid.
Hazard statements reported: H315, H319, H335.
Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.