butanoic acid, 4-chloro-3-oxo-ethyl ester
4-Chloroacetoacetic acid ethyl ester
CAS: 638-07-3
Molecular Formula: C9H13NO2
butanoic acid, 4-chloro-3-oxo-ethyl ester - Names and Identifiers
| Name | 4-Chloroacetoacetic acid ethyl ester |
| Synonyms | ethyl 4-chloroacetoacetate ethyl 4-chloro acetoacetate Ethyl 4-chloro-3-oxobutanoate ethyl-gamma-chloroacetoacetate 4-chloro-acetoaceticaciethylester 4-chloro-3-oxo-butanoicaciethylester 1-(5-ethyl-2-pyridyl)ethane-1,2-diol 4-Chloroacetoacetic acid ethyl ester butanoic acid, 4-chloro-3-oxo-ethyl ester |
| CAS | 638-07-3 |
| EINECS | 211-317-0 |
| InChI | InChI=1/C9H13NO2/c1-2-7-3-4-8(10-5-7)9(12)6-11/h3-5,9,11-12H,2,6H2,1H3 |
butanoic acid, 4-chloro-3-oxo-ethyl ester - Physico-chemical Properties
| Molecular Formula | C9H13NO2 |
| Molar Mass | 167.205 |
| Density | 1.16g/cm3 |
| Melting Point | -8℃ |
| Boling Point | 342.6°C at 760 mmHg |
| Flash Point | 161°C |
| Water Solubility | 47.5 g/L (20℃) |
| Vapor Presure | 2.87E-05mmHg at 25°C |
| Refractive Index | 1.559 |
| Use | For pharmaceutical and pesticide intermediates |
butanoic acid, 4-chloro-3-oxo-ethyl ester - Risk and Safety
| Hazard Symbols | T - Toxic N - Dangerous for the environment  |
| Risk Codes | R34 - Causes burns R51/53 - Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. |
| 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.) S61 - Avoid release to the environment. Refer to special instructions / safety data sheets. |
| UN IDs | UN 2922 |
butanoic acid, 4-chloro-3-oxo-ethyl ester - Upstream Downstream Industry
butanoic acid, 4-chloro-3-oxo-ethyl ester - Nature
| storage conditions | 2-8°C |
| solubility | 47.0g/l |
| morphology | Liquid |
| acidity coefficient (pKa) | 9.56±0.46(Predicted) |
| color | Clear colorless to pale reddish-yellow |
| PH value | 2.9 (10g/l, H2O, 20℃) |
| explosion limit value (explosive limit) | 1.8%(V) |
| water solubility | 47.5 g/L (20 °C) |
| BRN | 1761275 |
| InChIKey | OHLRLMWUFVDREV-UHFFFAOYSA-N |
| NIST chemical information | Butanoic acid, 4-chloro-3-oxo-, ethyl ester(638-07-3) |
| EPA chemical information | Ethyl 4-chloroacetoacetate (638-07-3) |
Last Update：2024-04-10 22:29:15
butanoic acid, 4-chloro-3-oxo-ethyl ester - Security information
| WGK Germany | 3 |
| RTECS number | AK5110000 |
| F | 8-10-19-21 |
| TSCA | Yes |
| HazardClass | 8 |
| PackingGroup | II |
| customs code | 29183000 |
Last Update：2024-04-10 22:29:15
butanoic acid, 4-chloro-3-oxo-ethyl ester - Uses and synthesis methods
application
Ethyl 4-chloroacetoacetate is an ester derivative and can be used as a pharmaceutical intermediate.
use
1, used as an intermediate for medicine and pesticides
2. Pharmaceutical intermediates.
Last Update：2024-04-10 22:41:56
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View History
Raw Materials for butanoic acid, 4-chloro-3-oxo-ethyl ester
Downstream Products for butanoic acid, 4-chloro-3-oxo-ethyl ester
4-CHLOROMETHYL-6-METHYL-CHROMEN-2-ONE
ETHYL 2-(CHLOROMETHYL)-4-METHYLQUINOLINE-3-CARBOXYLATE HYDROCHLORIDE
(2-PHENYL-THIAZOL-4-YL)-ACETIC ACID
Ethyl 4-(benzyloxy)-3-oxobutanoate
ETHYL 2-(CHLOROMETHYL)-4-METHYLQUINOLINE-3-CARBOXYLATE HYDROCHLORIDE
(2-PHENYL-THIAZOL-4-YL)-ACETIC ACID
Ethyl 4-(benzyloxy)-3-oxobutanoate