3,4-Dioxopentanoic acid ethyl ester

3,4-Dioxopentanoic acid ethyl ester - Names and Identifiers

Name	Pentanoic acid, 3,4-dioxo-, ethyl ester
Synonyms	Ethyl 3,4-dioxopentanoate 3,4-Dioxopentanoic acid ethyl ester Pentanoic acid, 3,4-dioxo-, ethyl ester
CAS	55130-40-0

3,4-Dioxopentanoic acid ethyl ester - Physico-chemical Properties

Molecular Formula	C7H10O4
Molar Mass	158.15
Density	1.115
Boling Point	199℃
Flash Point	77℃

3,4-Dioxopentanoic acid ethyl ester - Introduction

Pentanoic acid, 3,4-dioxo-, ethyl ester, chemical formula C9H14O4, is an organic compound. The following is a description of its nature, use, formulation and safety information:

Nature:
-Appearance: Pentanoic acid, 3,4-dioxo-, ethyl ester is a colorless to slightly yellow liquid.
-Odor: Has a special aroma.
-Density: about 1.14g/cm³.
-Melting point: about -15 ℃.
-Boiling point: about 221-222 ℃.
-Solubility: Soluble in many organic solvents, such as ethers, ketones and alcohols.

Use:
- Pentanoic acid, 3,4-dioxo-, ethyl ester is widely used in the spice and food industry, as a synthetic aroma and food additive, adding special flavor to the product.
-It is also used as a reagent in organic synthesis reactions, such as the synthesis of other organic compounds.

Preparation Method:
The preparation of Pentanoic acid, 3,4-dioxo-, ethyl ester can be carried out by the following steps:
1. The pentanoic acid is reacted with an appropriate amount of anhydride to generate pentanoic anhydride under appropriate conditions.
2. The reaction of valeric anhydride with an appropriate amount of diketone, under alkaline conditions to generate the corresponding 3,4-dioxy-pentanone.
3. Finally, 3,4-dioxy-pentanone is esterified with alcohol (such as ethanol) to generate the final Pentanoic acid, 3,4-dioxo-, ethyl ester.

Safety Information:
- Pentanoic acid, 3,4-dioxo-, ethyl ester is a chemical and should comply with relevant safe operation regulations and personal protective measures.
-Avoid contact with skin, eyes and respiratory tract during use. If it comes into contact with skin, rinse immediately with plenty of water.
-Please keep away from fire or other flammable materials to avoid fire and explosion.
-During use and storage, keep away from high temperature environment and oxidants.
-When storing, please place it in a sealed container, away from light and moisture.

Last Update：2024-04-09 21:00:56