4-甲基戊酸甲酯
4-甲基戊酸甲酯
CAS: 2412-80-8
Molecular Formula: C7H14O2
4-甲基戊酸甲酯 - Names and Identifiers
4-甲基戊酸甲酯 - Physico-chemical Properties
| Molecular Formula | C7H14O2 |
| Molar Mass | 130.18 |
| Density | 0.888g/mLat 25°C(lit.) |
| Boling Point | 139-140°C(lit.) |
| Flash Point | 103°F |
| JECFA Number | 216 |
| Appearance | Liquid |
| Refractive Index | n20/D 1.404(lit.) |
4-甲基戊酸甲酯 - Risk and Safety
| Risk Codes | 10 - Flammable |
| Safety Description | S16 - Keep away from sources of ignition. S27 - Take off immediately all contaminated clothing. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. |
| UN IDs | UN 3272 3/PG 3 |
| WGK Germany | 3 |
4-甲基戊酸甲酯 - Introduction
Methyl 4-methylvalerate (also known as methyl isovalerate) is an organic compound with the chemical formula CH3OC(CH3)2CH2COOCH3. Here is some basic information about methyl 4-methylpentanoate:
Nature:
1. Appearance: colorless liquid.
2. Boiling point: 117-119 degrees Celsius.
3. Density: 0.9 g/mL.
4. Solubility: Soluble in polar organic solvents such as ethanol, ether and acetic acid.
Use:
1. As a solvent: 4-methylpentanoic acid methyl ester is a commonly used solvent, which can be used to prepare chemical products such as coatings, resins and adhesives.
2. Chemical synthesis intermediate: It can be used to prepare a variety of organic compounds such as pesticides, insecticides, spices and medicines.
3. Preparation of plastics: 4-methylpentanoic acid methyl ester can also be used as a raw material for preparing polymers and plastics.
Preparation Method:
The method for producing methyl 4-methylpentanoate is usually obtained by reacting 4-methylpentanoic acid with a sulfuric acid catalyst in methanol for esterification.
Safety Information:
1. 4-methyl pentanoic acid methyl ester is flammable liquid, in storage and use should avoid high temperature fire.
2. Avoid contact with strong oxidants to avoid dangerous reactions.
3. Contact with skin and eyes may cause irritation, so appropriate protective measures should be taken during operation, such as wearing protective gloves and goggles.
4. If ingested or inhaled, seek medical help immediately.
Please note that the use of toxic and hazardous chemicals should follow the relevant safety procedures and be used under the guidance of professionals.
Nature:
1. Appearance: colorless liquid.
2. Boiling point: 117-119 degrees Celsius.
3. Density: 0.9 g/mL.
4. Solubility: Soluble in polar organic solvents such as ethanol, ether and acetic acid.
Use:
1. As a solvent: 4-methylpentanoic acid methyl ester is a commonly used solvent, which can be used to prepare chemical products such as coatings, resins and adhesives.
2. Chemical synthesis intermediate: It can be used to prepare a variety of organic compounds such as pesticides, insecticides, spices and medicines.
3. Preparation of plastics: 4-methylpentanoic acid methyl ester can also be used as a raw material for preparing polymers and plastics.
Preparation Method:
The method for producing methyl 4-methylpentanoate is usually obtained by reacting 4-methylpentanoic acid with a sulfuric acid catalyst in methanol for esterification.
Safety Information:
1. 4-methyl pentanoic acid methyl ester is flammable liquid, in storage and use should avoid high temperature fire.
2. Avoid contact with strong oxidants to avoid dangerous reactions.
3. Contact with skin and eyes may cause irritation, so appropriate protective measures should be taken during operation, such as wearing protective gloves and goggles.
4. If ingested or inhaled, seek medical help immediately.
Please note that the use of toxic and hazardous chemicals should follow the relevant safety procedures and be used under the guidance of professionals.
Last Update：2024-04-09 20:49:11
