ChemicalBook CAS DataBase List 3,7-DIMETHOXY-3',4',5-TRIHYDROXYFLAVONE

3,7-DIMETHOXY-3',4',5-TRIHYDROXYFLAVONE synthesis

8synthesis methods

Product Name:3,7-DIMETHOXY-3',4',5-TRIHYDROXYFLAVONE
CAS Number:552-54-5
Molecular formula:C17H14O7
Molecular Weight:330.29

117-39-5 Synthesis

117-39-5
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552-54-5
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Yield:-

Steps:

Multi-step reaction with 7 steps
1: diphenylether / 0.5 h / 180 °C
2: potassium carbonate / N,N-dimethyl-formamide / 12 h / 25 °C
3: potassium carbonate / N,N-dimethyl-formamide / 12 h / 25 °C
4: acetic acid / water / 6 h / 140 °C
5: potassium carbonate / N,N-dimethyl-formamide / 12 h / 25 °C
6: potassium carbonate / N,N-dimethyl-formamide / 12 h / 25 °C
7: palladium 10% on activated carbon; hydrogen / tetrahydrofuran; ethanol / 12 h

References:

Jang, Jongyun;Kang, Dong Wook [Journal of the Korean Chemical Society,2018,vol. 62,# 1,p. 19 - 23]

4H-1-Benzopyran-4-one, 3-((6-o-(6-deoxy-alpha-L-mannopyranosyl)-beta-D-glucopyranosyl)oxy)-5-hydroxy-2-(4-hydroxy-3-methoxyphenyl)-7-methoxy-

64527-08-8
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552-54-5
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References

2-(2,2-diphenylbenzo[d][1,3]dioxol-5-yl)-3,5,7-trihydroxy-4H-chroMen-4-one

357194-03-7
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552-54-5
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References

2-(2,2-Diphenyl-1,3-benzodioxol-5-yl)-5,7-dihydroxy-3-(phenylmethoxy)-4H-1-benzopyran-4-one

498548-17-7
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552-54-5
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References

Ethanamine, N-[(3,5-dichlorophenyl)methylene]-2,2-diethoxy-

1000210-73-0
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552-54-5
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References