Propanedioicacid, 2-(1,1-dimethyl-2-propyn-1-yl)-, 1,3-diethyl ester

更新时间:2024-04-03 07:39:20

Propanedioicacid, 2-(1,1-dimethyl-2-propyn-1-yl)-, 1,3-diethyl ester结构式
Propanedioicacid, 2-(1,1-dimethyl-2-propyn-1-yl)-, 1,3-diethyl ester结构式
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常用名 Propanedioicacid, 2-(1,1-dimethyl-2-propyn-1-yl)-, 1,3-diethyl ester 英文名 Propanedioicacid, 2-(1,1-dimethyl-2-propyn-1-yl)-, 1,3-diethyl ester
CAS号 21079-27-6 分子量 226.26900
密度 1.039g/cm3 沸点 284.2ºC at 760mmHg
分子式 C12H18O4 熔点 N/A
MSDS N/A 闪点 131.1ºC

 名称

英文名 diethyl 2-(2-methylbut-3-yn-2-yl)propanedioate
英文别名 更多

 物理化学性质

密度 1.039g/cm3
沸点 284.2ºC at 760mmHg
分子式 C12H18O4
分子量 226.26900
闪点 131.1ºC
精确质量 226.12100
PSA 52.60000
LogP 1.38820
蒸汽压 0.00303mmHg at 25°C
折射率 1.453

 安全信息

海关编码 2917190090

 合成线路

~62%

Propanedioicacid, 2-(1,1-dimethyl-2-propyn-1-yl)-, 1,3-diethyl ester结构式

Propanedioicaci...

21079-27-6

文献:Stulgies, Balder; Prinz, Peter; Magull, Joerg; Rauch, Karsten; Meindl, Kathrin; Ruehl, Stephan; De Meijere, Armin Chemistry - A European Journal, 2005 , vol. 11, # 1 p. 308 - 320

~39%

Propanedioicacid, 2-(1,1-dimethyl-2-propyn-1-yl)-, 1,3-diethyl ester结构式

Propanedioicaci...

21079-27-6

文献:Rank, Elisabeth; Brueckner, Reinhard European Journal of Organic Chemistry, 1998 , # 6 p. 1045 - 1053

~%

Propanedioicacid, 2-(1,1-dimethyl-2-propyn-1-yl)-, 1,3-diethyl ester结构式

Propanedioicaci...

21079-27-6

文献:Imperial Chemical Industries Limited Patent: US4198347 A1, 1980 ;

~%

Propanedioicacid, 2-(1,1-dimethyl-2-propyn-1-yl)-, 1,3-diethyl ester结构式

Propanedioicaci...

21079-27-6

文献:Stulgies, Balder; Prinz, Peter; Magull, Joerg; Rauch, Karsten; Meindl, Kathrin; Ruehl, Stephan; De Meijere, Armin Chemistry - A European Journal, 2005 , vol. 11, # 1 p. 308 - 320

~%

Propanedioicacid, 2-(1,1-dimethyl-2-propyn-1-yl)-, 1,3-diethyl ester结构式

Propanedioicaci...

21079-27-6

文献:Behrens et al. Journal of Biological Chemistry, 1948 , vol. 175, p. 801 Journal of the American Chemical Society, 1948 , vol. 70, p. 2855

~%

Propanedioicacid, 2-(1,1-dimethyl-2-propyn-1-yl)-, 1,3-diethyl ester结构式

Propanedioicaci...

21079-27-6

文献:Veber,M. et al. Journal of Organometallic Chemistry, 1979 , vol. 177, p. 231 - 237

~%

Propanedioicacid, 2-(1,1-dimethyl-2-propyn-1-yl)-, 1,3-diethyl ester结构式

Propanedioicaci...

21079-27-6

文献:Cordes,C. et al. Helvetica Chimica Acta, 1968 , vol. 51, p. 1663 - 1678

 海关

海关编码 2917190090
中文概述 2917190090 其他无环多元羧酸. 增值税率:17.0% 退税率:9.0% 监管条件:无 最惠国关税:6.5% 普通关税:30.0%
申报要素 品名, 成分含量, 用途, 对苯二甲酸请注明4-CBA值, 对苯二甲酸请注明P-TL酸值, 对苯二甲酸请注明色度, 对苯二甲酸请注明水分
Summary 2917190090 acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

 英文别名

ethyl 3,3-dimethyl-2-ethoxycarbonylpent-4-ynoate