2-氯乙酰乙酸甲酯，CAS 登记号 4755-81-1，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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Methyl 2-chloroacetoacetate · CAS 4755-81-1 · C5H7ClO3. UNII 09T3687932.
| CAS Registry Number | 4755-81-1 |
|---|---|
| PubChem CID | 107332 |
| Molecular formula | C5H7ClO3 |
| IUPAC name | methyl 2-chloro-3-oxobutanoate |
| UNII (FDA) | 09T3687932 |
| Molecular Weight | 150.56 |
|---|---|
| XLogP3 | 0.7 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 3 |
| Exact Mass | 150.0083718 |
| Monoisotopic Mass | 150.0083718 |
| Topological Polar Surface Area | 43.4 |
| Heavy Atom Count | 9 |
| Formal Charge | 0 |
| Reported hazard statements | H302 (95.1%), H312 (95.1%), H315 (95.1%), H319 (95.1%), H332 (95.1%), H335 (97.6%) |
|---|
H302 (95.1%): Harmful if swallowed [Warning Acute toxicity, oral]
H312 (95.1%): Harmful in contact with skin [Warning Acute toxicity, dermal]
Methyl 2-chloroacetoacetate; 4755-81-1; Butanoic acid, 2-chloro-3-oxo-, methyl ester; 2-Chloroacetoacetic Acid Methyl Ester; EINECS 225-286-6; 09T3687932; DTXSID10884111; METHYL 2-CHLORO-3-OXOBUTYRATE; METHYL .ALPHA.-CHLOROACETOACETATE; RefChem:814320; DTXCID901023581; METHYL ALPHA-CHLOROACETOACETATE; 225-286-6; Methyl 2-chloro-3-oxobutanoate; methyl-2-chloroacetoacetate; MFCD00008757
CAS 4755-81-1; molecular formula C5H7ClO3; molecular weight — g/mol.
Methyl 2-chloroacetoacetate, 4755-81-1, Butanoic acid, 2-chloro-3-oxo-, methyl ester, 2-Chloroacetoacetic Acid Methyl Ester, EINECS 225-286-6, 09T3687932.
Hazard statements reported: H302, H312, H315, H319, H332.
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.