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18385-84-7

6-Methoxy-α-chromene synthesis

3synthesis methods
59887-88-6 Synthesis
4H-1-Benzopyran-4-one, 6-Methoxy-

59887-88-6
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6-Methoxy-α-chromene

18385-84-7
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Yield:18385-84-7 93%

Reaction Conditions:

Stage #1: 6-methoxy-chromen-4-onewith 9-bora-bicyclo[3.3.1]nonane in tetrahydrofuran at 20;
Stage #2: with sodium hydroxide;dihydrogen peroxide in tetrahydrofuran;water at 20; for 6 h;

References:

Eguchi;Hoshino [Bulletin of the Chemical Society of Japan,2001,vol. 74,# 5,p. 967 - 970]