ChemicalBook CAS DataBase List 5,7-Dihydroxy-6,8-dimethylchromone

5,7-Dihydroxy-6,8-dimethylchromone synthesis

2synthesis methods

Product Name:5,7-Dihydroxy-6,8-dimethylchromone
CAS Number:21722-27-0
Molecular formula:C11H10O4
Molecular Weight:206.19

1521-61-5
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21722-27-0
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Yield:-

Steps:

Multi-step reaction with 3 steps
1.1: boron trifluoride diethyl etherate / 1.5 h / 0 - 90 °C / Inert atmosphere
2.1: sodium hydride / mineral oil / 2.83 h / 0 °C / Inert atmosphere
2.2: 0 - 20 °C
3.1: aluminum (III) chloride / benzene / 3 h / 90 °C / Inert atmosphere
3.2: 2 h / 0 °C

References:

Katagiri, Ryo;Kiuchi, Fumiyuki;Narukawa, Yuji;Uekusa, Yoshinori [Heterocycles,2020,vol. 100,# 5,p. 803 - 808]

1-(2-Hydroxy-4,6-dimethoxy-3,5-dimethylphenyl)ethanone

21722-31-6
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21722-27-0
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References