3,4-二羟基噻吩-2,5-二甲酸二乙酯，CAS 登记号 1822-66-8，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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3,4-Dihydroxythiophene-2,5-dicarboxylic acid diethyl ester · CAS 1822-66-8 · C10H12O6S. UNII ST51044501.
| CAS Registry Number | 1822-66-8 |
|---|---|
| PubChem CID | 245503 |
| Molecular formula | C10H12O6S |
| IUPAC name | diethyl 3,4-dihydroxythiophene-2,5-dicarboxylate |
| UNII (FDA) | ST51044501 |
| Molecular Weight | 260.27 |
|---|---|
| XLogP3 | 3.1 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 7 |
| Rotatable Bond Count | 6 |
| Exact Mass | 260.03545927 |
| Monoisotopic Mass | 260.03545927 |
| Topological Polar Surface Area | 121 |
| Heavy Atom Count | 17 |
| Formal Charge | 0 |
| Reported hazard statements | H315 (97.6%), H319 (97.6%), H335 (97.6%) |
|---|
H315 (97.6%): Causes skin irritation [Warning Skin corrosion/irritation]
H319 (97.6%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
3,4-dihydroxy-thiophene-2,5-dicarboxylic acid diethyl ester; RefChem:486229; 623-934-6; 1822-66-8; Diethyl 3,4-dihydroxythiophene-2,5-dicarboxylate; 3,4-Dihydroxythiophene-2,5-dicarboxylic acid diethyl ester; MFCD03094035; Diethyl 3,4-dihydroxy-thiophene-2,5-dicarboxylate; C10H12O6S; 2,5-diethyl 3,4-dihydroxythiophene-2,5-dicarboxylate; 2,5-THIOPHENEDICARBOXYLIC ACID, 3,4-DIHYDROXY-, 2,5-DIETHYL ESTER; 2,5-dicarbethoxy-3,4-dihydroxythiophene; 3,4-Dihydroxythiophene-2,5-dicarboxylic aciddiethyl ester; ethyl 5-(ethoxycarbonyl)-3,4-dihydroxythiophene-2-carboxylate; NSC57502; 2,5-Thiophenedicarboxylic acid, 3,4-dihydroxy-, diethyl ester
CAS 1822-66-8; molecular formula C10H12O6S; molecular weight — g/mol.
3,4-dihydroxy-thiophene-2,5-dicarboxylic acid diethyl ester, RefChem:486229, 623-934-6, 1822-66-8, Diethyl 3,4-dihydroxythiophene-2,5-dicarboxylate, 3,4-Dihydroxythiophene-2,5-dicarboxylic acid diethyl ester.
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.