3-Oxobutane-1,1-dicarboxylic acid diethyl ester

3-Oxobutane-1,1-dicarboxylic acid diethyl ester - Names and Identifiers

Name	Acetonylmalonic acid diethyl ester
Synonyms	DIETHYL ACETONYLMALONATE DIETHYL 2-OXOPROPYLMALONATE Acetonylmalonicaciddiethylester diethyl (2-oxopropyl)propanedioate ACETONYLMALONIC ACID DIETHYL ESTER Acetonylmalonic acid diethyl ester 2-OXOPROPYLMALONIC ACID DIETHYL ESTER 2-Oxopropylmalonic acid eiethyl ester 1,3-diethyl 2-(2-oxopropyl)propanedioate 3-Oxobutane-1,1-dicarboxylic acid diethyl ester ACETONYLMALONIC ACID DIETHYL ESTER or diethyl 2-(2-oxopropyl)malonate
CAS	23193-18-2
InChI	InChI=1/C10H16O5/c1-4-14-9(12)8(6-7(3)11)10(13)15-5-2/h8H,4-6H2,1-3H3

3-Oxobutane-1,1-dicarboxylic acid diethyl ester - Physico-chemical Properties

Molecular Formula	C10H16O5
Molar Mass	216.23
Density	1.091±0.06 g/cm3 (20 ºC 760 Torr)
Boling Point	296.4±20.0℃ (760 Torr)
Flash Point	126.9±21.8℃
Vapor Presure	0.001mmHg at 25°C
Appearance	clear liquid
Color	Colorless to Light yellow
pKa	11.80±0.59(Predicted)
Storage Condition	2-8°C
Refractive Index	1.4388 (20℃)
MDL	MFCD00177949

3-Oxobutane-1,1-dicarboxylic acid diethyl ester - Introduction

Acetonylmalonic acid diethylester is an organic compound with the chemical formula C9H16O5. Its appearance is a colorless liquid with a special fragrance.

Acetonylmalonic acid diethyl ester is commonly used as an intermediate in organic synthesis. It can be used to synthesize organic compounds such as drugs, dyes and pesticides. Because of its molecular structure containing ester bonds and carboxyl groups, Acetonylmalonic acid diethyl ester has high reactivity and applicability in organic synthesis.

The preparation of Acetonylmalonic acid diethyl ester is usually carried out through the following steps: First, ethyl methyl acetate and ethyl acetate are reacted to generate diethyl citrate. Then, the diethyl citrate was reacted with vinyl ethanone to obtain Acetonylmalonic acid diethyl ester.

For the safety information of Acetonylmalonic acid diethyl ester, you need to pay attention to the following points: This compound is irritating and has an irritating effect on the skin and eyes. Contact should be avoided. Appropriate protective measures, such as gloves, goggles, etc., should be used during operation. In addition, Acetonylmalonic acid ester should be stored in a sealed container, away from fire and heat sources. If exposed, rinse immediately with plenty of water and seek medical help.

Last Update：2024-04-09 21:04:16