Pinacol cyclic methaneboronate
Methyl boronic acid pinacol ester
CAS: 94242-85-0
Molecular Formula: C7H15BO2
Pinacol cyclic methaneboronate - Names and Identifiers
Pinacol cyclic methaneboronate - Physico-chemical Properties
| Molecular Formula | C7H15BO2 |
| Molar Mass | 142 |
| Density | 0.88±0.1 g/cm3 (20 ºC 760 Torr) |
| Boling Point | 120-122℃ (747 Torr) |
| Flash Point | 31.3±18.7℃ |
| Appearance | liquid |
| Color | colorless transparent |
| Storage Condition | Inert atmosphere,Store in freezer, under -20°C |
| Refractive Index | 1.4003 (20℃) |
Pinacol cyclic methaneboronate - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | 36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S37 - Wear suitable gloves. |
| UN IDs | 3272 |
| TSCA | No |
| Hazard Class | 3 |
| Packing Group | Ⅲ |
Pinacol cyclic methaneboronate - Introduction
Methyl boronic acid pinacol ester is an organic compound with the chemical formula C11H19BO2. The following is a description of its nature, use, preparation and safety information:
1. nature:
-Appearance: Methyl boronic acid pinacol ester is a colorless liquid or white crystalline solid.
-Solubility: Soluble in organic solvents such as alcohols, ethers and aromatic hydrocarbons.
-Thermal stability: relatively stable at low temperatures, and thermal decomposition may occur at high temperatures.
2. use:
- Methyl boronic acid pinacol ester is often used in organic synthesis as an important intermediate.
-It can be used to synthesize other organic compounds, such as drugs, pesticides, medical imaging agents and polymers.
3. preparation method:
- Methyl boronic acid pinacol ester is generally prepared by methylating boronol. The methylation reaction can be carried out under alkaline conditions, and commonly used alkaline agents include methyl iodide and trimethyl silicon oxide.
4. Safety Information:
- Methyl boronic acid pinacol ester is an organic compound and should comply with relevant safety operation regulations when used.
-It may be irritating to the eyes and skin, and direct contact should be avoided.
-in the operation to maintain good ventilation conditions, avoid inhalation of its vapor.
-Follow proper operating procedures when storing and handling the compound to avoid accidents.
1. nature:
-Appearance: Methyl boronic acid pinacol ester is a colorless liquid or white crystalline solid.
-Solubility: Soluble in organic solvents such as alcohols, ethers and aromatic hydrocarbons.
-Thermal stability: relatively stable at low temperatures, and thermal decomposition may occur at high temperatures.
2. use:
- Methyl boronic acid pinacol ester is often used in organic synthesis as an important intermediate.
-It can be used to synthesize other organic compounds, such as drugs, pesticides, medical imaging agents and polymers.
3. preparation method:
- Methyl boronic acid pinacol ester is generally prepared by methylating boronol. The methylation reaction can be carried out under alkaline conditions, and commonly used alkaline agents include methyl iodide and trimethyl silicon oxide.
4. Safety Information:
- Methyl boronic acid pinacol ester is an organic compound and should comply with relevant safety operation regulations when used.
-It may be irritating to the eyes and skin, and direct contact should be avoided.
-in the operation to maintain good ventilation conditions, avoid inhalation of its vapor.
-Follow proper operating procedures when storing and handling the compound to avoid accidents.
Last Update：2024-04-09 02:00:49
