Zobrazeno 1 - 2
of 2
pro vyhledávání: '"dihydroflavonol acetylation"'
Autor:
Kiehlmann Eberhard, Szczepina Monica
Publikováno v:
Open Chemistry, Vol 9, Iss 3, Pp 492-498 (2011)
Externí odkaz:
https://doaj.org/article/04938eb7c7584c32a6ad1abbe65d2883
Publikováno v:
Open Chemistry, Vol 9, Iss 3, Pp 492-498 (2011)
Dihydroquercetin (dhq) and its 3-acetate react with acetic anhydride in the absence of a base catalyst to yield mixtures of partially acetylated products. Three new esters were characterized by NMR spectroscopy as dhq 3,7,3′-triacetate, 3,7,4′-tr