化学科研者一站式服务平台
化合物简介
基本信息
CAS:141-05-9
中文别名:顺丁烯二酸二乙酯;(Z)-2-丁烯二酸二乙酯;失水苹果酸二乙酯;
英文别名:Maleic acid diethyl ester;diethyl L-malic ester;1,4-diethyl (2Z)-but-2-enedioate;Diethyl L-(-)-Malate;(S)-(-)-Aepfelsaeure-diethylester;2-Butenedioic acid (Z)-, diethyl ester;maleic acid diethyl ester;Ethyl Maleate;(S)-malic acid diethyl ester;(2S)-2-hydroxybutanedioic acid diethylester;Diethyl maleate;diethyl (S)-malate;ethyl maleate;cis-EtO2CCH=CHCO2Et;L-(-)-Malic Acid Diethyl Ester;(S)-(-)-diethyl 2-hydroxybutandioate;
分子式:C8H12O4
分子量:172.178
精确质量:172.074
Psa:52.6
Logp:0.6688
中文别名:顺丁烯二酸二乙酯;(Z)-2-丁烯二酸二乙酯;失水苹果酸二乙酯;
英文别名:Maleic acid diethyl ester;diethyl L-malic ester;1,4-diethyl (2Z)-but-2-enedioate;Diethyl L-(-)-Malate;(S)-(-)-Aepfelsaeure-diethylester;2-Butenedioic acid (Z)-, diethyl ester;maleic acid diethyl ester;Ethyl Maleate;(S)-malic acid diethyl ester;(2S)-2-hydroxybutanedioic acid diethylester;Diethyl maleate;diethyl (S)-malate;ethyl maleate;cis-EtO2CCH=CHCO2Et;L-(-)-Malic Acid Diethyl Ester;(S)-(-)-diethyl 2-hydroxybutandioate;
分子式:C8H12O4
分子量:172.178
精确质量:172.074
Psa:52.6
Logp:0.6688
编号系统
MDL号:MFCD00009191
BRN号:1100825
RTECS号:ON1225000
PubChem号:24882313
EINECS号:205-451-9
BRN号:1100825
RTECS号:ON1225000
PubChem号:24882313
EINECS号:205-451-9
物化性质
外观与性状:无色液体
密度:1.064g/mLat 25°C(lit.)
沸点:225°C(lit.)
熔点:−10°C(lit.)
闪点:200°F
折射率:n20/D 1.441(lit.)
水溶解性:insoluble
稳定性:Stable. Combustible. Incompatible with oxidizing agents, bases, acids, reducing agents.
储存条件:Keep away from heat, sparks, and flame. Keep away from sources of ignition. Keep container closed when not in use. Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
蒸汽密度:5.93 (vs air)
蒸汽压:0.159mmHg at 25°C
密度:1.064g/mLat 25°C(lit.)
沸点:225°C(lit.)
熔点:−10°C(lit.)
闪点:200°F
折射率:n20/D 1.441(lit.)
水溶解性:insoluble
稳定性:Stable. Combustible. Incompatible with oxidizing agents, bases, acids, reducing agents.
储存条件:Keep away from heat, sparks, and flame. Keep away from sources of ignition. Keep container closed when not in use. Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
蒸汽密度:5.93 (vs air)
蒸汽压:0.159mmHg at 25°C
安全信息
RTECS号:ON1225000
安全说明:S26-S36/37-S37-S24
WGK Germany:2
危险类别码:R43
危险品运输编码:3334
海关编码:29171990
危险品标志:Xi
安全说明:S26-S36/37-S37-S24
WGK Germany:2
危险类别码:R43
危险品运输编码:3334
海关编码:29171990
危险品标志:Xi
生产方法及用途
生产方法
1.由顺丁烯二酸酐和乙醇在硫酸存在下酯化制得;也可用阳离子交换树脂为催化剂进行交换转化而得。工业品顺丁烯二酸二乙酯含量≥98%,每吨产品消耗顺丁烯二酸酐(95%)585kg,乙醇(95%)604kg。 溶剂,杀虫剂,高聚物单体,塑料助剂。
用途
溶剂,杀虫剂,高聚物单体,塑料助剂。
1.由顺丁烯二酸酐和乙醇在硫酸存在下酯化制得;也可用阳离子交换树脂为催化剂进行交换转化而得。工业品顺丁烯二酸二乙酯含量≥98%,每吨产品消耗顺丁烯二酸酐(95%)585kg,乙醇(95%)604kg。 溶剂,杀虫剂,高聚物单体,塑料助剂。
用途
溶剂,杀虫剂,高聚物单体,塑料助剂。
合成路线
-
参考文献
Chemical and Pharmaceutical Bulletin, , vol. 41, # 12 p. 2187 - 2189
上游原料
下游产品
图谱
Predict 1H proton NMR
13C NMR : Predict
1H NMR : Predict
13C NMR : in CDCl3
1H NMR : parameter in CDCl3
Mass spectrum (electron ionization)
Mass
Raman : 4880 A,200 M,liquid
IR : liquid film















