methyl (2E)-2-methyl-2-pentenoate
methyl trans-2-methyl-2-pentenoate
CAS: 1567-14-2
Molecular Formula: C7H12O2
methyl (2E)-2-methyl-2-pentenoate - Names and Identifiers
| Name | methyl trans-2-methyl-2-pentenoate |
| Synonyms | methyl (2E)-2-methyl-2-pentenoate methyl trans-2-methyl-2-pentenoate METHYL TRANS-2-METHYL-2-PENTENOATE 2-Pentenoic acid, 2-methyl-, methyl ester, (2E)- |
| CAS | 1567-14-2 |
| InChI | InChI=1/C7H12O2/c1-4-5-6(2)7(8)9-3/h5H,4H2,1-3H3/b6-5+ |
methyl (2E)-2-methyl-2-pentenoate - Physico-chemical Properties
| Molecular Formula | C7H12O2 |
| Molar Mass | 128.17 |
| Density | 0.92g/mLat 25°C(lit.) |
| Melting Point | -62.68°C (estimate) |
| Boling Point | 46-47°C15mm Hg(lit.) |
| Flash Point | 124°F |
| Vapor Presure | 4.27mmHg at 25°C |
| Refractive Index | n20/D 1.438(lit.) |
methyl (2E)-2-methyl-2-pentenoate - 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 |
| Hazard Class | 3.2 |
| Packing Group | III |
methyl (2E)-2-methyl-2-pentenoate - Introduction
methyl trans-2-methyl-2-pentenoate, also known as (E)-2-Methyl-2-pentenoic acid methyl ester, chemical formula C7H12O2. The following is a description of the properties, uses, preparation and safety information of the compound:
Nature:
methyl trans-2-methyl-2-pentenoate is a colorless liquid with a special fragrance. It has a low boiling point and vapor pressure, is difficult to dissolve in water, and is soluble in organic solvents.
Use:
methyl trans-2-methyl-2-pentenoate is often used as a component of spices. It has the smell characteristics of fruit and flower, and can be used for chewing gum, washing products, perfume, cosmetics and food flavoring.
Method:
methyl trans-2-methyl-2-pentenoate can be prepared by the following methods:
1. Methanol and trans -2-methyl -2-pentenoic acid by esterification reaction.
2. Trans-2-methyl-2-pentanone is prepared by oxidation, hydrolysis and esterification.
Safety Information:
methyl trans-2-methyl-2-pentenoate is less toxic, but can cause irritation and discomfort when exposed to skin, eyes, or when inhaled in high concentrations of vapors. Therefore, care should be taken to use personal protective equipment such as glasses and gloves during use. At the same time, operate in a well-ventilated place to avoid inhaling harmful gases.
Nature:
methyl trans-2-methyl-2-pentenoate is a colorless liquid with a special fragrance. It has a low boiling point and vapor pressure, is difficult to dissolve in water, and is soluble in organic solvents.
Use:
methyl trans-2-methyl-2-pentenoate is often used as a component of spices. It has the smell characteristics of fruit and flower, and can be used for chewing gum, washing products, perfume, cosmetics and food flavoring.
Method:
methyl trans-2-methyl-2-pentenoate can be prepared by the following methods:
1. Methanol and trans -2-methyl -2-pentenoic acid by esterification reaction.
2. Trans-2-methyl-2-pentanone is prepared by oxidation, hydrolysis and esterification.
Safety Information:
methyl trans-2-methyl-2-pentenoate is less toxic, but can cause irritation and discomfort when exposed to skin, eyes, or when inhaled in high concentrations of vapors. Therefore, care should be taken to use personal protective equipment such as glasses and gloves during use. At the same time, operate in a well-ventilated place to avoid inhaling harmful gases.
Last Update：2024-04-09 21:11:58
