2-甲基异烟酸，CAS 登记号 4021-11-8，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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2-Methylisonicotinic acid · CAS 4021-11-8 · C7H7NO2. UNII ST50871538.
| CAS Registry Number | 4021-11-8 |
|---|---|
| PubChem CID | 2762821 |
| Molecular formula | C7H7NO2 |
| IUPAC name | 2-methylpyridine-4-carboxylic acid |
| UNII (FDA) | ST50871538 |
| Molecular Weight | 137.14 |
|---|---|
| XLogP3 | 0.6 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 1 |
| Exact Mass | 137.047678466 |
| Monoisotopic Mass | 137.047678466 |
| Topological Polar Surface Area | 50.2 |
| Heavy Atom Count | 10 |
| Formal Charge | 0 |
| Reported hazard statements | H315 (97.8%), H319 (97.8%), H335 (93.3%) |
|---|
H315 (97.8%): Causes skin irritation [Warning Skin corrosion/irritation]
H319 (97.8%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
4021-11-8; 2-methylpyridine-4-carboxylic acid; DTXSID30376482; RefChem:263980; DTXCID30327510; 628-206-1; 2-methylisonicotinic acid; 2-methyl-4-pyridinecarboxylic acid; 2-Methyl-isonicotinic acid; MFCD00513435; Oprea1_070862; SCHEMBL353289; STK367169; AKOS005206893; EG-0714; 2-Methylpyridine-4-carboxylic acid, 97%
CAS 4021-11-8; molecular formula C7H7NO2; molecular weight — g/mol.
4021-11-8, 2-methylpyridine-4-carboxylic acid, DTXSID30376482, RefChem:263980, DTXCID30327510, 628-206-1.
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.