2-METHYL-THIOPHENE-3-CARBOXYLIC ACID，CAS 登记号 1918-78-1，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Organic Chemicals。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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2-METHYL-THIOPHENE-3-CARBOXYLIC ACID · CAS 1918-78-1 · C6H6O2S. UNII AM20090122.
| CAS Registry Number | 1918-78-1 |
|---|---|
| PubChem CID | 4625409 |
| Molecular formula | C6H6O2S |
| IUPAC name | 2-methylthiophene-3-carboxylic acid |
| UNII (FDA) | AM20090122 |
| Molecular Weight | 142.18 |
|---|---|
| XLogP3 | 1.5 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 1 |
| Exact Mass | 142.00885060 |
| Monoisotopic Mass | 142.00885060 |
| Topological Polar Surface Area | 65.5 |
| Heavy Atom Count | 9 |
| Formal Charge | 0 |
| Reported hazard statements | H302 (50%), H315 (100%), H319 (100%), H335 (100%) |
|---|
H302 (50%): Harmful if swallowed [Warning Acute toxicity, oral]
H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
2-methylthiophene-3-carboxylic acid; 1918-78-1; DTXSID00405016; RefChem:264021; DTXCID50355870; 696-540-5; 2-methyl-thiophene-3-carboxylic acid; 3-Thiophenecarboxylic acid, 2-methyl-; MFCD01859891; 2-methyl-3-thiophenecarboxylic acid; SCHEMBL453497; 2-methyl-3-thiophene carboxylic acid; ammoniumthiocarbamate; 2-methylthiop; A4230; AM20090122
CAS 1918-78-1; molecular formula C6H6O2S; molecular weight — g/mol.
2-methylthiophene-3-carboxylic acid, 1918-78-1, DTXSID00405016, RefChem:264021, DTXCID50355870, 696-540-5.
Hazard statements reported: H302, 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.