CCl3Br
Bromotrichloromethane
CAS: 75-62-7
Molecular Formula: CBrCl3
CCl3Br - Names and Identifiers
CCl3Br - Physico-chemical Properties
| Molecular Formula | CBrCl3 |
| Molar Mass | 198.27 |
| Density | 2.012 g/mL at 25 °C (lit.) |
| Melting Point | -6 °C (lit.) |
| Boling Point | 105 °C (lit.) |
| Flash Point | 104-105°C |
| Water Solubility | insoluble |
| Vapor Presure | 38.4 mm Hg ( 25 °C) |
| Vapor Density | 6.85 (vs air) |
| Appearance | Liquid |
| Color | Clear colorless to slightly yellow |
| Exposure Limit | ACGIH: TWA 10 ppmOSHA: Ceiling 50 ppm(240 mg/m3)NIOSH: IDLH 500 ppm; STEL 2 ppm(9.78 mg/m3) |
| BRN | 1732543 |
| Storage Condition | Keep in dark place,Sealed in dry,Room Temperature |
| Refractive Index | n20/D 1.5065(lit.) |
| Physical and Chemical Properties | Colorless, clear, heavy liquid. Melting Point -21 ℃, boiling point of 104.7 ℃, relative density (20/4 ℃)2.01, refractive index 1.5051. It is miscible with most organic liquids and sensitive to light. Chloroform odor. |
CCl3Br - Risk and Safety
| Hazard Symbols | Xn - Harmful |
| Risk Codes | R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed. R36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S36/37 - Wear suitable protective clothing and gloves. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. |
| UN IDs | UN 2810 6.1/PG 2 |
| WGK Germany | 3 |
| RTECS | PA5400000 |
| TSCA | Yes |
| HS Code | 29034700 |
| Hazard Class | 6.1 |
| Packing Group | III |
CCl3Br - Reference Information
| NIST chemical information | information provided by: webbook.nist.gov (external link) |
| EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
| Use | for organic synthesis. A chain transfer agent used as a radical polymerization reaction of methacrylate. Brominating agent. |
| production method | anhydrous aluminum tribromide and dried carbon tetrachloride were refluxed together to obtain bromotrichloromethane (yield 51.4%) and dibromodichloromethane as by-product. |
| category | toxic substances |
| toxicity grade | high toxicity |
| Acute toxicity | oral-rat LDL0: 100 mg/kg; Intraperitoneal-rat LD50: 119 mg/kg |
| flammability hazard characteristics | toxic bromide and chloride smoke emitted by thermal decomposition; High concentration has anesthetic effect |
| storage and transportation characteristics | The warehouse is ventilated and dried at low temperature; Stored separately from food raw materials |
| fire extinguishing agent | foam, dry powder, carbon dioxide, water mist |
| toxic substance data | information provided by: pubchem.ncbi.nlm.nih.gov (external link) |
Last Update：2024-04-09 20:48:19
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