5000-66-8
2-Bromo-2'-chloroacetophenone
CAS: 5000-66-8
Molecular Formula: C8H6BrClO
5000-66-8 - Names and Identifiers
5000-66-8 - Physico-chemical Properties
| Molecular Formula | C8H6BrClO |
| Molar Mass | 233.49 |
| Density | 1.602g/mLat 25°C(lit.) |
| Melting Point | 162-166 ºC (20 MMHG) |
| Boling Point | 105°C1mm Hg(lit.) |
| Flash Point | >230°F |
| Solubility | Acetone, Chloroform, Ethyl Acetate, Methanol |
| Vapor Presure | 0.0237mmHg at 25°C |
| Appearance | Transparent liquid |
| Specific Gravity | 1.602 |
| Color | Colorless to pale yellow |
| Storage Condition | 2-8°C |
| Sensitive | Lachrymatory |
| Refractive Index | n20/D 1.5900(lit.) |
| MDL | MFCD00832993 |
| Physical and Chemical Properties | Oily liquid. Boiling point 129-131 deg C (0.6kPa). |
5000-66-8 - Risk and Safety
| Hazard Symbols | C - Corrosive |
| Risk Codes | 34 - 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 2922 8/PG 2 |
| WGK Germany | 3 |
| HS Code | 29143900 |
| Hazard Note | Corrosive/Lachrymatory/Keep Cold |
| Hazard Class | 8 |
| Packing Group | II |
5000-66-8 - Reference Information
| use | pharmaceutical intermediates. |
| production method | obtained by bromination of o-chlorophenone: benzene and o-chlorophenone are added to the reaction pot, a part of bromine is added at room temperature under stirring, and bromine is added dropwise after the reaction solution fades. at the beginning of the reaction, it is appropriately heated according to the reaction situation. After dropping bromine, stir for 1h. Add ice water, stir and let it stand in layers, take the benzene layer and wash it with sodium carbonate solution, and then wash it with water. Alpha-bromoacetophenone is obtained after benzene is recovered. |
Last Update：2024-04-09 20:52:54
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