Acetic acid 3-(2,4-dimethoxyphenyl)-7-hydroxy4-methyl-2-oxo-2H-chromen-7-yl ester → 3-(2,3-Dihydroxyphenyl)-7-hydroxy-4-methyl-chromen-2-one

HRID 2214290

Reaction equation

HRID 2214290 reaction equation
C[O:2][C:3]1[CH:8]=[C:7](OC)[CH:6]=[CH:5][C:4]=1[C:11]1[C:12](=[O:27])[O:13][C:14]2[C:19]([C:20]=1[CH3:21])=[CH:18][CH:17]=[C:16]([O:22]C(=O)C)[C:15]=2O.C[O:29]C1C=C(OC)C=CC=1C1C(C)=C2C(=CC(OC(=O)C)(O)C=C2)OC1=O>>[OH:2][C:3]1[C:8]([OH:29])=[CH:7][CH:6]=[CH:5][C:4]=1[C:11]1[C:12](=[O:27])[O:13][C:14]2[C:19]([C:20]=1[CH3:21])=[CH:18][CH:17]=[C:16]([OH:22])[CH:15]=2

Participants

3

Reactant 2

HCID 69317693Acetic acid 3-(2,4-dimethoxyphenyl)-7-hydroxy4-methyl-2-oxo-2H-chromen-7-yl esterHCID 86590263acetic acid 3-(2,4-dimethoxyphenyl)-8-hydroxy-4-methyl-2-oxo-2H-chromen-7-yl ester

Product 1

HCID 219591773-(2,3-Dihydroxyphenyl)-7-hydroxy-4-methyl-chromen-2-one

Procedure

The title compound was prepared according to the procedure described in Example 5 with substitution of acetic acid 3-(2,4-dimethoxyphenyl)-8-hydroxy-4-methyl-2-oxo-2H-chromen-7-yl ester, prepared in Example 2, for acetic acid 3-(2,4-dimethoxyphenyl)-7-hydroxy-4-methyl-2-oxo-2H-chromen-7-yl ester.

Sources & evidence

ORD record
ord-8bb00c6b54634ea089477a3795357253
Source dataset
uspto-grants-2006_09
Patent number
US07105679B2

Linked notes

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