γ-pyrone compounds. IV: Synthesis and antiplatelet effects of mono- and dioxygenated xanthones and xanthonoxypropanolamine
作者:Chun-Nan Lin、Shorong-Shii Liou、Feng-Nien Ko、Che-Ming Teng
DOI:10.1002/jps.2600820103
日期:1993.1
xanthodilol, 2,3-dihydroxyxanthone diacetate, and 3,4-dihydroxyxanthone and its diacetate showed potent antiplatelet effects on arachidonate- and collagen-induced aggregation. 3,5-Dihydroxyxanthone and its diacetate, 1,6-dimethoxyxanthone, and 3,6-dihydroxyxanthone and its diacetate showed potent antiplatelet effects on arachidonate-induced aggregation.
由二苯甲酮前体合成黄原醇,单和双氧合的氧杂蒽,以及1,3-,2,3-,3,4-,3,5-,1,6-,2,6-和3,6-二氧合的氧杂蒽由Friedel-Crafts酰化,然后进行碱催化的环化反应以消除甲醇。3-羟-吨酮,黄酮醇,2,3-二羟x吨酮二乙酸盐和3,4-二羟di吨酮及其二乙酸盐对花生四烯酸和胶原诱导的聚集表现出有效的抗血小板作用。3,5-二羟基黄酮及其双乙酸盐,1,6-二甲氧基黄酮和3,6-二羟基黄酮及其二乙酸盐对花生四烯酸诱导的聚集表现出有效的抗血小板作用。