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ChemicalBook CAS DataBase List 7-HYDROXY-3-(4-METHOXYPHENYL)-2-METHYL-4H-CHROMEN-4-ONE
13004-42-7

7-HYDROXY-3-(4-METHOXYPHENYL)-2-METHYL-4H-CHROMEN-4-ONE synthesis

9synthesis methods
-

Yield:13004-42-7 82%

Reaction Conditions:

Stage #1: 1-(2,4-dihydroxyphenyl)-2-(4-methoxyphenyl)ethanone;acetyl chloridewith tetra(n-butyl)ammonium hydrogensulfate;potassium carbonate in acetone at 20 - 75; for 12 h;Baker-VenKataraman transformation;
Stage #2: with potassium hydroxide in ethanol; for 0.333333 h;Heating;Further stages.;

References:

Dai, DeMing;Weng, LingLing [Journal of Chemical Research,2007,# 10,p. 572 - 573]

7-HYDROXY-3-(4-METHOXYPHENYL)-2-METHYL-4H-CHROMEN-4-ONE Related Search:

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