3-Bromobenzylzinc bromide
3-Bromobenzylzinc bromide
CAS: 307496-31-7
Molecular Formula: C7H6Br2Zn
3-Bromobenzylzinc bromide - Names and Identifiers
3-Bromobenzylzinc bromide - Physico-chemical Properties
| Molecular Formula | C7H6Br2Zn |
| Molar Mass | 315.32 |
| Density | 1.027g/mLat 25°C |
| Flash Point | 1°F |
| Water Solubility | Reacts with water. |
| Exposure Limit | ACGIH: TWA 50 ppm; STEL 100 ppm (Skin)OSHA: TWA 200 ppm(590 mg/m3)NIOSH: IDLH 2000 ppm; TWA 200 ppm(590 mg/m3); STEL 250 ppm(735 mg/m3) |
| Sensitive | Air Sensitive |
3-Bromobenzylzinc bromide - Risk and Safety
| Risk Codes | R14 - Reacts violently with water R19 - May form explosive peroxides R22 - Harmful if swallowed R36/38 - Irritating to eyes and skin. |
| Safety Description | S16 - Keep away from sources of ignition. S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S33 - Take precautionary measures against static discharges. S36 - Wear suitable protective clothing. |
| UN IDs | UN 2056 3/PG 2 |
| WGK Germany | 1 |
| Hazard Class | 4.3 |
3-Bromobenzylzinc bromide - Introduction
3-Bromobenzylzinc bromide is an organic zinc compound with the chemical formula C7H5Br2Zn. It is a colorless or light yellow solid that can be dissolved in organic solvents.
3-Bromobenzylzinc bromide is widely used in organic synthesis, especially in transition metal catalyzed reactions. It can be used as an organic zinc reagent to participate in reactions of carbon-carbon bond or carbon-heteroatom bond formation, such as substitution reactions and cross-coupling reactions. In addition, it can also be used as an important intermediate in the synthesis of drugs, pesticides and other organic compounds.
The preparation method of 3-Bromobenzylzinc bromide is generally obtained by reacting 3-bromobenzyl halide with zinc bromide. The reaction conditions are generally carried out under an inert atmosphere at low temperatures. Commonly used solvents are ether, Tetrahydrofuran, etc.
Regarding safety information, 3-Bromobenzylzinc bromide is an organic zinc reagent and is a toxic substance. Contact or inhalation of the substance may cause a health hazard. During use and operation, appropriate protective measures should be worn, such as gloves, protective glasses and protective clothing. At the same time, avoid contact with oxygen, moisture and acidic substances when using the compound, so as not to cause dangerous reactions. If an accident occurs, seek medical attention immediately.
3-Bromobenzylzinc bromide is widely used in organic synthesis, especially in transition metal catalyzed reactions. It can be used as an organic zinc reagent to participate in reactions of carbon-carbon bond or carbon-heteroatom bond formation, such as substitution reactions and cross-coupling reactions. In addition, it can also be used as an important intermediate in the synthesis of drugs, pesticides and other organic compounds.
The preparation method of 3-Bromobenzylzinc bromide is generally obtained by reacting 3-bromobenzyl halide with zinc bromide. The reaction conditions are generally carried out under an inert atmosphere at low temperatures. Commonly used solvents are ether, Tetrahydrofuran, etc.
Regarding safety information, 3-Bromobenzylzinc bromide is an organic zinc reagent and is a toxic substance. Contact or inhalation of the substance may cause a health hazard. During use and operation, appropriate protective measures should be worn, such as gloves, protective glasses and protective clothing. At the same time, avoid contact with oxygen, moisture and acidic substances when using the compound, so as not to cause dangerous reactions. If an accident occurs, seek medical attention immediately.
Last Update：2024-04-09 21:54:55
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