4-甲基-1,2,3-噻二唑-5-甲酸，CAS 登记号 18212-21-0，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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4-methyl-1,2,3-thiadiazole-5-carboxylic acid · CAS 18212-21-0 · C4H4N2O2S.
| CAS Registry Number | 18212-21-0 |
|---|---|
| PubChem CID | 1381992 |
| Molecular formula | C4H4N2O2S |
| IUPAC name | 4-methylthiadiazole-5-carboxylic acid |
| Molecular Weight | 144.15 |
|---|---|
| XLogP3 | 0.7 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 5 |
| Rotatable Bond Count | 1 |
| Exact Mass | 143.99934855 |
| Monoisotopic Mass | 143.99934855 |
| Topological Polar Surface Area | 91.3 |
| Heavy Atom Count | 9 |
| Formal Charge | 0 |
| Reported hazard statements | H315 (100%), H319 (100%), H335 (88.9%) |
|---|
H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
4-methyl-1,2,3-thiadiazole-5-carboxylic acid; 18212-21-0; DTXSID40362538; RefChem:99685; DTXCID60313587; 672-573-0; 4-methylthiadiazole-5-carboxylic acid; 1,2,3-Thiadiazole-5-carboxylic acid, 4-methyl-; MFCD00173830; SCHEMBL452517; CX1010; STK711191; AKOS000104176; 10J-524S; 4-methyl-[1,2,3]thiadiazol-5-carboxylic acid; 4-Methyl-1,2,3-thiadiazole-5-carboxylic acid, 97%
CAS 18212-21-0; molecular formula C4H4N2O2S; molecular weight — g/mol.
4-methyl-1,2,3-thiadiazole-5-carboxylic acid, 18212-21-0, DTXSID40362538, RefChem:99685, DTXCID60313587, 672-573-0.
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.