| Methyl 2-chloroacetoacetate Basic information |
| Product Name: | Methyl 2-chloroacetoacetate |
| Synonyms: | 2-chloro-3-oxo-butanoicacimethylester;Methyl 2-chloro-3-oxobutanoate;Chloroacetoaceticacidmethylester;Butanoic acid, 2-chloro-3-oxo-, methyl ester;2-chloro-3-oxo-butyric acid methyl ester;2-Acetyl-2-chloroacetic acid methyl ester;Methyl 2-chloroacetoacetate,95%;2-chloro acetylacetate |
| CAS: | 4755-81-1 |
| MF: | C5H7ClO3 |
| MW: | 150.56 |
| EINECS: | 225-286-6 |
| Product Categories: | Building Blocks;C2 to C5;C2 to C5;Carbonyl Compounds;Chemical Synthesis;Organic Building Blocks;Carbonyl Compounds;Esters |
| Mol File: | 4755-81-1.mol |
| Methyl 2-chloroacetoacetate Chemical Properties |
| Melting point | -33--32.7 °C (lit.) |
| Boiling point | 137 °C (lit.) |
| density | 1.236 g/mL at 25 °C (lit.) |
| refractive index | n |
| Fp | 161 °F |
| storage temp. | under inert gas (nitrogen or Argon) at 2-8°C |
| form | Liquid |
| pka | 7.89±0.46(Predicted) |
| color | Clear yellow |
| Water Solubility | 50 g/L (20 ºC) |
| CAS DataBase Reference | 4755-81-1(CAS DataBase Reference) |
| NIST Chemistry Reference | Butanoic acid, 2-chloro-3-oxo-, methyl ester(4755-81-1) |
| EPA Substance Registry System | Methyl 2-chloroacetoacetate (4755-81-1) |
| Safety Information |
| Hazard Codes | Xn |
| Risk Statements | 20/21/22-36/37/38-22 |
| Safety Statements | 26-27-28-36/37/39-37/39 |
| RIDADR | UN 2810 6.1/PG 3 |
| WGK Germany | 3 |
| HazardClass | 8 |
| PackingGroup | III |
| HS Code | 29183000 |
| MSDS Information |
| Provider | Language |
|---|---|
| Methyl 2-chloroacetoacetate | English |
| ACROS | English |
| SigmaAldrich | English |
| Methyl 2-chloroacetoacetate Usage And Synthesis |
| Chemical Properties | CLEAR YELLOW LIQUID |
| Uses | Methyl 2-chloroacetoacetate was used in one-pot synthesis of 2-arylimidazole-4-carboxylic acids. It was also used in synthesis of 3,5-disubstituted 1,2,4-triazoles. |
| Synthesis Reference(s) | Synthesis, p. 188, 1987 DOI: 10.1055/s-1987-27886 |
| Methyl 2-chloroacetoacetate Preparation Products And Raw materials |
| Raw materials | Ethyl 2-chloroacetoacetate-->Ethyl acetoacetate |
| Preparation Products | MEVINPHOS |
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