2,2-Dichloroacetophenone
2,2-Dichloroacetophenone
CAS: 2648-61-5
Molecular Formula: C8H6Cl2O
2,2-Dichloroacetophenone - Names and Identifiers
| Name | 2,2-Dichloroacetophenone |
| Synonyms | PHENACYLIDENE CHLORIDE Phenacylidene chloride 1,1-Dichloroacetophenone 2,2-dichloro-acetophenon 2,2-Dichloroacetophenone BETA-DICHLOROACETOPHENONE Acetophenone, 2,2-dichloro- DICHLOROMETHYL PHENYL KETONE 2,2-dichloro-1-phenyl-ethanon 2,2-Dichloro-1-phenylethanone alpha,alpha-Dichloroacetophenone |
| CAS | 2648-61-5 |
| EINECS | 677-377-9 |
| InChI | InChI=1/C8H6Cl2O/c9-8(10)7(11)6-4-2-1-3-5-6/h1-5,8H |
2,2-Dichloroacetophenone - Physico-chemical Properties
| Molecular Formula | C8H6Cl2O |
| Molar Mass | 189.04 |
| Density | 1.34 g/mL at 25 °C (lit.) |
| Melting Point | 20-21 °C (lit.) |
| Boling Point | 132-134 °C/13 mmHg (lit.) |
| Flash Point | >230°F |
| Vapor Presure | 0.0194mmHg at 25°C |
| Appearance | clear liquid |
| Color | Colorless to Red to Green |
| BRN | 1864186 |
| Storage Condition | 2-8℃ |
| Refractive Index | n20/D 1.5686(lit.) |
| MDL | MFCD00000844 |
| Physical and Chemical Properties | Colorless liquid. Melting point 20-21.5 °c, boiling point 249 °c, 131-132 °c (1.46), relative density 1.340, refractive index (nD20)1.5686. In water, alcohol decomposition. |
2,2-Dichloroacetophenone - Risk and Safety
| Risk Codes | 36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S27 - Take off immediately all contaminated clothing. S28 - After contact with skin, wash immediately with plenty of soap-suds. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S7/9 - |
| UN IDs | UN 2810 6.1/PG 2 |
| WGK Germany | 3 |
| RTECS | AM7175000 |
| TSCA | Yes |
| HS Code | 29147000 |
| Packing Group | II |
2,2-Dichloroacetophenone - Reference Information
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| use | organic synthesis intermediate. |
| production method | dissolve acetophenone in glacial acetic acid, pass in dry chlorine gas, control the reaction temperature not to exceed 60 ℃ until the reaction liquid turns yellow, and the chlorination process takes about 4-5h. The reactants are treated with ice water, and the oily 2, 2-dichloroacetophenone is separated from the water. |
Last Update：2024-04-09 02:00:07
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