乙炔二甲酸二甲酯，CAS 登记号 762-42-5，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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Dimethyl acetylenedicarboxylate · CAS 762-42-5 · C6H6O4. UNII 7HZA2PL15F.
| CAS Registry Number | 762-42-5 |
|---|---|
| PubChem CID | 12980 |
| Molecular formula | C6H6O4 |
| IUPAC name | dimethyl but-2-ynedioate |
| UNII (FDA) | 7HZA2PL15F |
| Molecular Weight | 142.11 |
|---|---|
| XLogP3 | 0.8 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 2 |
| Exact Mass | 142.02660867 |
| Monoisotopic Mass | 142.02660867 |
| Topological Polar Surface Area | 52.6 |
| Heavy Atom Count | 10 |
| Formal Charge | 0 |
| Reported hazard statements | H302 (94.7%), H314 (100%) |
|---|
H302 (94.7%): Harmful if swallowed [Warning Acute toxicity, oral]
H314 (100%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]
Dimethyl acetylenedicarboxylate; 762-42-5; 2-Butynedioic acid, dimethyl ester; Dimethyl 2-butynedioate; Bis(methoxycarbonyl)acetylene; Di(carbomethoxy)acetylene; 1,2-Bis(methoxycarbonyl)acetylene; Acetylenedicarboxylic acid dimethyl ester; Dimethyl ethynedicarboxylate; Acetylenedicarboxylic acid, dimethyl ester; 1,2-Bis(methoxycarbonyl)ethyne; 7HZA2PL15F; 2-Butynedioic acid, 1,4-dimethyl ester; NSC-14912; NSC-101119; DTXSID0061088
CAS 762-42-5; molecular formula C6H6O4; molecular weight — g/mol.
Dimethyl acetylenedicarboxylate, 762-42-5, 2-Butynedioic acid, dimethyl ester, Dimethyl 2-butynedioate, Bis(methoxycarbonyl)acetylene, Di(carbomethoxy)acetylene.
Hazard statements reported: H302, H314.
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.