3-甲基-4-氧代巴豆酸乙酯，CAS 登记号 62054-49-3，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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ethyl 3-methyl-4-oxocrotonate · CAS 62054-49-3 · C7H10O3.
| CAS Registry Number | 62054-49-3 |
|---|---|
| PubChem CID | 6009828 |
| Molecular formula | C7H10O3 |
| IUPAC name | ethyl (E)-3-methyl-4-oxobut-2-enoate |
| Molecular Weight | 142.15 |
|---|---|
| XLogP3 | 0.6 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 4 |
| Exact Mass | 142.062994177 |
| Monoisotopic Mass | 142.062994177 |
| Topological Polar Surface Area | 43.4 |
| Heavy Atom Count | 10 |
| Formal Charge | 0 |
| GHS notification summary | 100% (5 / 5) |
|---|
| GHS notification summary | 100% (5 / 5) |
|---|
This chemical does not meet GHS hazard criteria for 100% (5 of 5) of all reports.
Reported as not meeting GHS hazard criteria by 5 of 5 companies. For more detailed information, please visit ECHA C&L website.
62054-49-3; (E)-3-Methyl-4-oxo-but-2-enoic acid ethylester; RefChem:1084663; Ethyl (2E)-3-methyl-4-oxo-2-butenoate; 690-663-8; (E)-ethyl 3-methyl-4-oxobut-2-enoate; ethyl 3-methyl-4-oxobut-2-enoate; Ethyl (2E)-3-Methyl-4-oxobut-2-enoate; Ethyl trans-3-Methyl-4-oxocrotonate; MFCD00043412; Ethyl 3-methyl-4-oxo-2-butenoate; ethyl (E)-3-methyl-4-oxobut-2-enoate; Ethyl (E)-3-Methyl-4-Oxo-2-Butenoate; Ethyl trans-|A-oxosenecioate; ethyl3-methy; ethyl3-methyl-4-oxobut-2-enoate
CAS 62054-49-3; molecular formula C7H10O3; molecular weight — g/mol.
62054-49-3, (E)-3-Methyl-4-oxo-but-2-enoic acid ethylester, RefChem:1084663, Ethyl (2E)-3-methyl-4-oxo-2-butenoate, 690-663-8, (E)-ethyl 3-methyl-4-oxobut-2-enoate.
100% of GHS notifications report no hazard classification (5 of 5).
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.