乙炔二甲酸二乙酯，CAS 登记号 762-21-0，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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Diethyl acetylenedicarboxylate · CAS 762-21-0 · C8H10O4. UNII BW8YXV5QMM.
| CAS Registry Number | 762-21-0 |
|---|---|
| PubChem CID | 69803 |
| Molecular formula | C8H10O4 |
| IUPAC name | diethyl but-2-ynedioate |
| UNII (FDA) | BW8YXV5QMM |
| Molecular Weight | 170.16 |
|---|---|
| XLogP3 | 1.5 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 4 |
| Exact Mass | 170.05790880 |
| Monoisotopic Mass | 170.05790880 |
| Topological Polar Surface Area | 52.6 |
| Heavy Atom Count | 12 |
| Formal Charge | 0 |
| Reported hazard statements | H314 (100%) |
|---|
H314 (100%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]
P260, P264, P280, P301+P330+P331, P302+P361+P354, P304+P340, P305+P354+P338, P316, P321, P363, P405, and P501 (click each P-code to see the statement)
Diethyl acetylenedicarboxylate; 762-21-0; Diethyl 2-butynedioate; DTXSID20227055; RefChem:587117; DTXCID20149546; 212-095-8; diethyl but-2-ynedioate; 2-Butynedioic acid, diethyl ester; 1,4-diethyl but-2-ynedioate; Diethyl acetylene dicarboxylate; MFCD00009186; Acetylenedicarboxylic acid, diethyl ester; diethyl butynedioate; Bis-(Ethoxycarbonyl)acetylene; Di-Ethyl acetylenedicarboxylate
CAS 762-21-0; molecular formula C8H10O4; molecular weight — g/mol.
Diethyl acetylenedicarboxylate, 762-21-0, Diethyl 2-butynedioate, DTXSID20227055, RefChem:587117, DTXCID20149546.
Hazard statements reported: 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.