2,3-Dicyanopropanoic Acid Ethyl Ester
ethyl 2,3-dicyanopropionate
CAS: 40497-11-8
Molecular Formula: C7H8N2O2
2,3-Dicyanopropanoic Acid Ethyl Ester - Names and Identifiers
| Name | ethyl 2,3-dicyanopropionate |
| Synonyms | 2,3-Ethyldicyanopropionate ethyl 2,3-dicyanopropionate ethyl 2,3-dicyanopropanoate ETHYL 2,3-DICYANOPROPIONATE Ethyl 2,3-dicyanopropanoate 2,3-Dicyanopropionate ethyl ester 2,3-Dicyanobenzoic acid,ethyl ester 2,3-Dicyanopropionic Acid Ethyl Ester 2,3-Dicyanopropanoic Acid Ethyl Ester propanoic acid, 2,3-dicyano-, ethyl ester |
| CAS | 40497-11-8 |
| EINECS | 609-836-6 |
| InChI | InChI=1/C7H8N2O2/c1-2-11-7(10)6(5-9)3-4-8/h6H,2-3H2,1H3 |
2,3-Dicyanopropanoic Acid Ethyl Ester - Physico-chemical Properties
| Molecular Formula | C7H8N2O2 |
| Molar Mass | 152.15 |
| Density | 1.129±0.06 g/cm3(Predicted) |
| Boling Point | 120-135 °C |
| Flash Point | 147.474°C |
| Solubility | Chloroform, Methanol |
| Vapor Presure | 0mmHg at 25°C |
| Appearance | Oil |
| Color | Clear Light Brown to Yellow |
| Storage Condition | Sealed in dry,Room Temperature |
| Refractive Index | 1.448 |
| Physical and Chemical Properties | This product is colorless liquid, B. p.120 ~ 135 ℃/133.3, soluble in ether, ethyl acetate, insoluble in water. |
| Use | Used as a pesticide intermediate |
2,3-Dicyanopropanoic Acid Ethyl Ester - Reference Information
| Preparation | Ethyl 2, 3-dicyanopropionate is a carboxylate derivative that can be used as a pesticide intermediate. |
| Uses | Ethyl 2, 3-dicyanopropionate is an intermediate of the insecticide fipronil. Used as pesticide intermediate |
| production method | its preparation method is to add potassium cyanide solution and ethyl cyanoacetate into the reaction bottle, use dimethyl sulfoxide as solvent, slowly add formaldehyde solution into the solution, maintain the reaction temperature at 5 ℃, after adding, react at 20 ℃ for 15h, then add the reaction solution to ice water, separate the organic layer, and the water layer is extracted with solvent, mixed organic layers, dried and desolated to obtain products. Reaction equation: HCHO KCN CNCH2COOC2H5 → CNCH2-CHCNCOOC2H5 |
Last Update：2024-04-10 22:29:15
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