1H-四唑-5-乙酸，CAS 登记号 21743-75-9，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-tetrazol-5-acetic acid · CAS 21743-75-9 · C3H4N4O2.
| CAS Registry Number | 21743-75-9 |
|---|---|
| PubChem CID | 89031 |
| Molecular formula | C3H4N4O2 |
| IUPAC name | 2-(2H-tetrazol-5-yl)acetic acid |
| Molecular Weight | 128.09 |
|---|---|
| XLogP3 | -1 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 5 |
| Rotatable Bond Count | 2 |
| Exact Mass | 128.03342538 |
| Monoisotopic Mass | 128.03342538 |
| Topological Polar Surface Area | 91.8 |
| Heavy Atom Count | 9 |
| Formal Charge | 0 |
| Reported hazard statements | H315 (100%), H319 (100%), H335 (97.6%) |
|---|
H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
2-(1H-tetrazol-5-yl)acetic acid; RefChem:439291; 1H-Tetrazole-5-acetic acid; 21743-75-9; 2-(2H-tetrazol-5-yl)acetic acid; (1H-Tetrazol-5-yl)-acetic acid; 1H-tetrazol-5-ylacetic acid; MFCD03094010; 2-(1H-1,2,3,4-tetrazol-5-yl)acetic acid; 1H-Tetrazol-5-acetic acid; NSC282047; SCHEMBL241024; tetrazole-5-acetic acid; CHEMBL6161739; (2H-tetrazol-5-yl)-acetic acid; EINECS 244-563-2
CAS 21743-75-9; molecular formula C3H4N4O2; molecular weight — g/mol.
2-(1H-tetrazol-5-yl)acetic acid, RefChem:439291, 1H-Tetrazole-5-acetic acid, 21743-75-9, 2-(2H-tetrazol-5-yl)acetic acid, (1H-Tetrazol-5-yl)-acetic 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.