Trimethyl bromomethane
2-Bromo-2-methylpropane
CAS: 507-19-7
Molecular Formula: C4H9Br
Trimethyl bromomethane - Names and Identifiers
Trimethyl bromomethane - Physico-chemical Properties
| Molecular Formula | C4H9Br |
| Molar Mass | 137.02 |
| Density | 1.22g/mLat 20°C(lit.) |
| Melting Point | -20 °C |
| Boling Point | 72 °C |
| Flash Point | 65°F |
| Water Solubility | insoluble |
| Solubility | H2O: insoluble |
| Vapor Presure | 179.9 hPa (25 °C) |
| Appearance | Liquid |
| Color | Clear colorless to yellow-brown |
| Merck | 14,1555 |
| BRN | 1730892 |
| Storage Condition | Store below +30°C. |
| Refractive Index | n20/D 1.4279(lit.) |
| Physical and Chemical Properties | Density 1.221 melting point -20°C boiling point 72-74°C refractive index 1.4269-1.4289 flash point 18°C water-soluble insoluble |
| Use | Used as an intermediate in organic synthesis |
Trimethyl bromomethane - Risk and Safety
| Risk Codes | R11 - Highly Flammable R36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S16 - Keep away from sources of ignition. S33 - Take precautionary measures against static discharges. S37/39 - Wear suitable 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 2342 3/PG 2 |
| WGK Germany | 3 |
| RTECS | TX4150000 |
| TSCA | Yes |
| HS Code | 29033036 |
| Hazard Class | 3 |
| Packing Group | II |
Trimethyl bromomethane - Reference Information
| NIST chemical information | Information provided by: webbook.nist.gov (external link) |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| uses | organic intermediates, solvents. Used as an intermediate in organic synthesis |
| production method | tert-butanol is obtained by bromination. |
| category | flammable liquid |
| toxicity classification | poisoning |
| acute toxicity | abdominal cavity-rat LD50: 4400 mg/kg; Abdominal cavity-mouse LD50: 1250 mg/kg |
| flammability hazard characteristics | flammable in case of open flame, high temperature and oxidant; High heat decomposes toxic bromide gas |
| storage and transportation characteristics | warehouse ventilation and low temperature drying; separate from oxidant |
| fire extinguishing agent | dry powder, carbon dioxide, foam |
| toxic substance data | information provided by: pubchem.ncbi.nlm.nih.gov (external link) |
Last Update：2024-04-10 22:29:15
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