Methyl 2-chloroacetoacetate (CAS 4755-81-1) — formula C5H7ClO3, molecular weight 150.56; category organic chemicals.
Methyl 2-chloroacetoacetate (CAS 4755-81-1) is a chemical raw material in the organic chemicals category. Its molecular formula C5H7ClO3 comprises 5 C, 7 H, 1 Cl, 3 O atoms. Its molecular weight is about 150.56. Reported physicochemical data: LogP about 0.7. As a sourcing and distribution partner we help locate and compare this item across domestic and cross-border channels, arranging samples and batch orders with full COA and compliance files.
| CAS Number | 4755-81-1 |
|---|---|
| Molecular Formula | C5H7ClO3 |
| Molecular Weight | 150.56 |
| LogP | 0.7 |
| Applications | Butanoic acid, 2-chloro-3-oxo, methyl ester: ACTIVE |
| Category | Organic Chemicals |
Documented applications: Butanoic acid, 2-chloro-3-oxo, methyl ester: ACTIVE.
Methyl 2-chloroacetoacetate is a carbon-based organic compound with CAS registry number 4755-81-1 and molecular formula C5H7ClO3 (molecular weight 150.56), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 4755-81-1
Its molecular formula C5H7ClO3 comprises 5 C, 7 H, 1 Cl, 3 O atoms.
Also known as: Methyl 2-chloroacetoacetate · 2-氯乙酰乙酸甲酯
Category: organic chemicals
The CAS registry number of Methyl 2-chloroacetoacetate is 4755-81-1.
Molecular formula C5H7ClO3, molecular weight 150.56.
It is also registered under: Methyl 2-chloroacetoacetate, 2-氯乙酰乙酸甲酯.
Recorded applications: Butanoic acid, 2-chloro-3-oxo, methyl ester: ACTIVE.
Category: Organic Chemicals.
Packaging is agreed per order, from lab-scale packs to bulk, and confirmed with each order rather than fixed on the page. A Certificate of Analysis (COA) ships with every batch and MSDS is available; where the end use carries a regulatory limit (food contact, pharmaceutical or cosmetic), state the standard at enquiry and the grade is set against it.
Independent reference data for Methyl 2-chloroacetoacetate (CAS 4755-81-1), compiled from public chemistry databases.
| 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 |
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
| 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 · CAS 4755-81-1 · C5H7ClO3. UNII 09T3687932.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 2-氯乙酰乙酸甲酯