2,5-噻吩二甲酸2,5-二甲酯，CAS 登记号 4282-34-2，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。
有机化学品
每批随货提供 COA；可按需提供 MSDS 及技术文件。邮件注明产品名称与 CAS 号，一个工作日内回复报价。
本页已列出 2,5-噻吩二甲酸2,5-二甲酯 的 CAS 号：4282-34-2，可与随货 COA 核对。
常见纯度为 按批次COA提供(不公开发布)，包装形式为 按订单/批次确认(不公开发布)，特殊规格可在询价时说明。
主要涉及有机化学品。
来信 info@591daili.com 或 WhatsApp 联系，提供产品名称、CAS 号与数量，确认价格与交期后即可安排发货，验收以批次 COA 为准。
2,5-Thiophenedicarboxylicacid, 2,5-dimethyl ester · CAS 4282-34-2 · C8H8O4S. UNII ST45027024.
| CAS Registry Number | 4282-34-2 |
|---|---|
| PubChem CID | 598246 |
| Molecular formula | C8H8O4S |
| IUPAC name | dimethyl thiophene-2,5-dicarboxylate |
| UNII (FDA) | ST45027024 |
| Molecular Weight | 200.21 |
|---|---|
| XLogP3 | 2 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 5 |
| Rotatable Bond Count | 4 |
| Exact Mass | 200.01432991 |
| Monoisotopic Mass | 200.01432991 |
| Topological Polar Surface Area | 80.8 |
| Heavy Atom Count | 13 |
| 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]
4282-34-2; DTXSID601227144; 2,5-Thiophenedicarboxylic acid, 2,5-dimethyl ester; RefChem:445118; DTXCID901658388; dimethyl thiophene-2,5-dicarboxylate; 2,5-Thiophenedicarboxylic acid dimethyl ester; 2,5-dimethyl thiophene-2,5-dicarboxylate; Dimethyl 2,5-thiophenedicarboxylate; MFCD00142121; thiophene-2,5-dicarboxylic acid dimethyl ester; 2,5-thiophenedicarboxylic acid, dimethyl ester; methyl 5-(methoxycarbonyl)thiophene-2-carboxylate; SCHEMBL70027; 2,5-Thiophenedicarboxylicacid, 2,5-dimethyl ester; ALBB-023964
CAS 4282-34-2; molecular formula C8H8O4S; molecular weight — g/mol.
4282-34-2, DTXSID601227144, 2,5-Thiophenedicarboxylic acid, 2,5-dimethyl ester, RefChem:445118, DTXCID901658388, dimethyl thiophene-2,5-dicarboxylate.
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.