2-硝基噻吩-4-羧酸，CAS 登记号 40357-96-8，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-Nitrothiophene-4-carboxylic acid · CAS 40357-96-8 · C5H3NO4S. UNII ST50406829.
| CAS Registry Number | 40357-96-8 |
|---|---|
| PubChem CID | 2777267 |
| Molecular formula | C5H3NO4S |
| IUPAC name | 5-nitrothiophene-3-carboxylic acid |
| UNII (FDA) | ST50406829 |
| Molecular Weight | 173.15 |
|---|---|
| XLogP3 | 1.3 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 5 |
| Rotatable Bond Count | 1 |
| Exact Mass | 172.97827875 |
| Monoisotopic Mass | 172.97827875 |
| Topological Polar Surface Area | 111 |
| Heavy Atom Count | 11 |
| Formal Charge | 0 |
| Reported hazard statements | H302, H312, H332 (14.3%), H315 (100%), H319 (100%), H335 (100%) |
|---|
H302+H312+H332 (14.3%): Harmful if swallowed, in contact with skin or if inhaled [Warning Acute toxicity, oral; acute toxicity, dermal; acute toxicity, inhalation]
H302 (14.3%): Harmful if swallowed [Warning Acute toxicity, oral]
5-nitrothiophene-3-carboxylic acid; 40357-96-8; DTXSID90380444; RefChem:537468; DTXCID30331470; 670-306-2; 2-NITROTHIOPHENE-4-CARBOXYLIC ACID; 5-Nitro-thiophene-3-carboxylic acid; MFCD00052582; 5-nitro-3-thiophenecarboxylic acid; HMS550L15; 2-nitro-4-thiophenecarboxylic acid; AKOS009158364; AS-5189; SY032172; 2-nitrothiophene-4-carboxylic acid, AldrichCPR
CAS 40357-96-8; molecular formula C5H3NO4S; molecular weight — g/mol.
5-nitrothiophene-3-carboxylic acid, 40357-96-8, DTXSID90380444, RefChem:537468, DTXCID30331470, 670-306-2.
Hazard statements reported: H302, H312, H332, H315, H319.
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.