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Studies on flavonoids
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It is clear from the forgoing Chapter and from the review of fiavonoldo that ail fiavonold moieties in chalcones and flavanones must contain hydroxyl group either in a free state or in the form of O-alkyl, aryl, or prenyl ether in the basic carbon skeleton* So during the synthesis of these types of flavonoids, protection or deprotection of hydroxyl group la a routine work and synthesis of flavonoid compounds follow first alkylation of different polyhydroxy phenols, phenolic aldehydes, and phenolic acetophenones which in turn, converted to flavanone through the Intermediate step of achieve synt...
It is clear from the forgoing Chapter and from the review of fiavonoldo that ail fiavonold moieties in chalcones and flavanones must contain hydroxyl group either in a free state or in the form of O-alkyl, aryl, or prenyl ether in the basic carbon skeleton* So during the synthesis of these types of flavonoids, protection or deprotection of hydroxyl group la a routine work and synthesis of flavonoid compounds follow first alkylation of different polyhydroxy phenols, phenolic aldehydes, and phenolic acetophenones which in turn, converted to flavanone through the Intermediate step of achieve synthesis l*e, synthesis of flavonoids involves three sain steps