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ChemicalBook CAS DataBase List 2,5-Dimethoxyacetoacetanilide
6375-27-5

2,5-Dimethoxyacetoacetanilide synthesis

6synthesis methods
-

Yield: 93%

Reaction Conditions:

in tolueneDean-Stark;Reflux;

Steps:

7 Synthesis of compound 7-b
Compound 7-a (2,5-dimethoxyaniline, 10.0 g, 65.28 mmol) was dissolved in toluene (130 ml) and then ethyl acetoacetate (8.3 ml, 65.28 mmol) was added thereto. A Dean-Stark apparatus was installed, followed by refluxing overnight. Toluene was evaporated after terminating reaction and then a crude product was purified through column chromatography { Ethyl acetate (EA):hexane (HX)= 1: 1} and recrystallization.Yield: 93%

References:

KT&G LIFE SCIENCE CO., LTD;LEE, HWEE SUNG;LEE, MI JUNG;KIM, BO JUNG;NOH, TAE CHUL;LEE, SUNG HOON;LEE, GYU DAE;LEE, YU HEE;KWAK, TAE HWAN KR2015/80425, 2015, A Location in patent:Paragraph 0263-0267

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