4-chloro-3-oxo-butanoicacimethylester
Methyl 4-chloroacetoacetate
CAS: 32807-28-6
Molecular Formula: C5H7ClO3
4-chloro-3-oxo-butanoicacimethylester - Names and Identifiers
| Name | Methyl 4-chloroacetoacetate |
| Synonyms | Oxiracetam Impurity 20 Methyl 4-chloroacetoacetate Methyl gamma-chloroacetoacetate Methyl omega-chloroacetoacetate Methyl 4-chloro-3-oxo-butanoate 4-chloro-acetoaceticacimethylester 4-chloro-3-oxo-butanoicacimethylester Butanoicacid,4-chloro-3-oxo-,methylester Acetoacetic acid, 4-chloro-, methyl ester gamma-Chloroacetoacetic acid, methyl ester |
| CAS | 32807-28-6 |
| EINECS | 251-230-5 |
| InChI | InChI=1/C5H7ClO3/c1-9-5(8)2-4(7)3-6/h2-3H2,1H3 |
| InChIKey | HFLMYYLFSNEOOT-UHFFFAOYSA-N |
4-chloro-3-oxo-butanoicacimethylester - Physico-chemical Properties
| Molecular Formula | C5H7ClO3 |
| Molar Mass | 150.56 |
| Density | 1.305 g/mL at 25 °C (lit.) |
| Melting Point | 14-16 °C |
| Boling Point | 85 °C/4 mmHg (lit.) |
| Flash Point | 217°F |
| Water Solubility | 71 g/L (20 ºC) |
| Appearance | Liquid |
| Specific Gravity | 1.28 |
| Color | Colorless |
| BRN | 1759939 |
| pKa | 9.54±0.46(Predicted) |
| Storage Condition | Inert atmosphere,Room Temperature |
| Refractive Index | n20/D 1.456(lit.) |
4-chloro-3-oxo-butanoicacimethylester - Risk and Safety
| Hazard Symbols | T - Toxic |
| Risk Codes | R25 - Toxic if swallowed R34 - Causes burns |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) |
| UN IDs | UN 2810 6.1/PG 2 |
| WGK Germany | 3 |
| RTECS | AK5115000 |
| FLUKA BRAND F CODES | 19 |
| TSCA | Yes |
| HS Code | 29183000 |
| Hazard Class | 8 |
| Packing Group | III |
4-chloro-3-oxo-butanoicacimethylester - Reference Information
| NIST chemical information | Information provided by: webbook.nist.gov (external link) |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| use | methyl 4-chloroacetoacetate is an ester organic substance and can be used as an intermediate in organic synthesis. |
Last Update：2024-04-09 21:21:28
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