2,3-Dimethylphenylmagnesium bromide
2,3-DIMETHYLPHENYLMAGNESIUM BROMIDE
CAS: 134640-85-0
Molecular Formula: C8H9BrMg
2,3-Dimethylphenylmagnesium bromide - Names and Identifiers
2,3-Dimethylphenylmagnesium bromide - Physico-chemical Properties
| Molecular Formula | C8H9BrMg |
| Molar Mass | 209.37 |
| Density | 0.948 g/mL at 25 °C (lit.) |
| Boling Point | 65 °C (lit.) |
| Flash Point | 1°F |
| Vapor Presure | 5.99mmHg at 25°C |
| Appearance | Solution |
| Color | Brown to black |
| Storage Condition | 2-8°C |
| Physical and Chemical Properties | WGK Germany:1 |
2,3-Dimethylphenylmagnesium bromide - Risk and Safety
| Risk Codes | R11 - Highly Flammable R14 - Reacts violently with water R19 - May form explosive peroxides R22 - Harmful if swallowed R34 - Causes burns R40 - Limited evidence of a carcinogenic effect R12 - Extremely Flammable R36/37 - Irritating to eyes and respiratory system. |
| Safety Description | S16 - Keep away from sources of ignition. S23 - Do not breathe vapour. 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.) S36/37 - Wear suitable protective clothing and gloves. |
| UN IDs | UN 2924 3/PG 2 |
| WGK Germany | 1 |
| HS Code | 29310099 |
2,3-Dimethylphenylmagnesium bromide - Introduction
2,3-Dimethylphenylmagnesium bromide is an organic magnesium reagent with the formula C8H9BrMg. The following is a description of its nature, use, formulation and safety information:
Nature:
- 2,3-Dimethylphenylmagnesium bromide is a colorless to slightly yellow crystalline solid.
-It is soluble in common organic solvents, such as ethanol, ether and carbon disulfide.
-It has strong reducibility and can react with many organic compounds.
Use:
-As a reaction reagent in organic synthesis, 2,3-dimethylphenylmagnesium bromide is often used in Grignard reactions and synthesis of organic compounds.
-It can react with halogenated alkyl or halogenated aromatic hydrocarbon to generate the corresponding organic magnesium reagent, and is used to synthesize compounds such as alcohols, ethers, aldehydes, ketones and carbonates.
Preparation Method:
-Generally, 2,3-dimethylphenylmagnesium bromide is prepared by a Grignard reaction. Its preparation method is to react 2,3-dimethylbromobenzene with magnesium flakes in a dry environment, and use inert gas (such as nitrogen) to exclude moisture and oxygen.
Safety Information:
- 2,3-Dimethylphenylmagnesium bromide is an organometallic compound and should be handled with great caution.
-May cause irritation and burning when in contact with skin or eyes. Therefore, use should comply with laboratory safety procedures, wear appropriate protective equipment (such as gloves, goggles).
-During handling and storage, avoid contact with water or moisture, because it will release highly flammable hydrogen with water.
-Store 2,3-dimethylphenylmagnesium bromide correctly, keep it dry, away from heat and fire sources, and store it in a sealed container to avoid accidents.
Nature:
- 2,3-Dimethylphenylmagnesium bromide is a colorless to slightly yellow crystalline solid.
-It is soluble in common organic solvents, such as ethanol, ether and carbon disulfide.
-It has strong reducibility and can react with many organic compounds.
Use:
-As a reaction reagent in organic synthesis, 2,3-dimethylphenylmagnesium bromide is often used in Grignard reactions and synthesis of organic compounds.
-It can react with halogenated alkyl or halogenated aromatic hydrocarbon to generate the corresponding organic magnesium reagent, and is used to synthesize compounds such as alcohols, ethers, aldehydes, ketones and carbonates.
Preparation Method:
-Generally, 2,3-dimethylphenylmagnesium bromide is prepared by a Grignard reaction. Its preparation method is to react 2,3-dimethylbromobenzene with magnesium flakes in a dry environment, and use inert gas (such as nitrogen) to exclude moisture and oxygen.
Safety Information:
- 2,3-Dimethylphenylmagnesium bromide is an organometallic compound and should be handled with great caution.
-May cause irritation and burning when in contact with skin or eyes. Therefore, use should comply with laboratory safety procedures, wear appropriate protective equipment (such as gloves, goggles).
-During handling and storage, avoid contact with water or moisture, because it will release highly flammable hydrogen with water.
-Store 2,3-dimethylphenylmagnesium bromide correctly, keep it dry, away from heat and fire sources, and store it in a sealed container to avoid accidents.
Last Update：2024-04-10 22:29:15
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