4-甲基噻唑-5-羧酸，CAS 登记号 20485-41-0，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-methylthiazole-5-carboxylic acid · CAS 20485-41-0 · C5H5NO2S. UNII HMS1685H08.
| CAS Registry Number | 20485-41-0 |
|---|---|
| PubChem CID | 209805 |
| Molecular formula | C5H5NO2S |
| IUPAC name | 4-methyl-1,3-thiazole-5-carboxylic acid |
| UNII (FDA) | HMS1685H08 |
| Molecular Weight | 143.17 |
|---|---|
| XLogP3 | 1.2 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 1 |
| Exact Mass | 143.00409958 |
| Monoisotopic Mass | 143.00409958 |
| Topological Polar Surface Area | 78.4 |
| Heavy Atom Count | 9 |
| Formal Charge | 0 |
| Reported hazard statements | H317 (95.9%) |
|---|
H317 (95.9%): May cause an allergic skin reaction [Warning Sensitization, Skin]
P261, P272, P280, P302+P352, P321, P333+P317, P362+P364, and P501 (click each P-code to see the statement)
4-Methylthiazole-5-carboxylic acid; RefChem:537971; 20485-41-0; 4-Methyl-1,3-thiazole-5-carboxylic acid; 4-Methyl-5-thiazolecarboxylic acid; 5-Thiazolecarboxylic acid, 4-methyl-; 4-Methyl-thiazole-5-carboxylic acid; MFCD00626872; BRN 0120745; 4-Methyl-1,3-thiazole-5-carboxylic Acid; 4-Methyl-5-thiazolecarboxylic Acid; 4-methylthiazole-5-carboxylicacid; 4-Methyl-5-thiazole carboxylic acid; 4-27-00-04008 (Beilstein Handbook Reference); MLS000715426; SCHEMBL192563; orb3030557
CAS 20485-41-0; molecular formula C5H5NO2S; molecular weight — g/mol.
4-Methylthiazole-5-carboxylic acid, RefChem:537971, 20485-41-0, 4-Methyl-1,3-thiazole-5-carboxylic acid, 4-Methyl-5-thiazolecarboxylic acid, 5-Thiazolecarboxylic acid, 4-methyl-.
Hazard statements reported: H317.
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.