An efficient synthesis of platelet-activating factor (PAF) 1--alkyl-2--(3-isoxazolyl)--glycero-3-phosphocholine, a new PAF agonist utilization of the 3-isoxazolyloxy group as a protected hydroxyl.
作者:Norio Nakamura、Hideki Miyazaki、Nobuyuki Ohkawa、Takeshi Oshima、Hiroyuki Koike
DOI:10.1016/s0040-4039(00)94606-9
日期:1990.1
Potent PAF agonists (R)-3a,b were synthesized and converted into PAF. Key steps include Mitsunobu reaction of a chiral secondary alcohol with 3-hydroxyisoxazole as the acidic component, and hydrogenolytic ring cleavage of the resulting 3-isoxazolyloxy group into the inverted alcohol.
合成有效的PAF激动剂(R)-3a,b,并将其转化为PAF。关键步骤包括手性仲醇与3-羟基异恶唑为酸性组分的Mitsunobu反应,以及将生成的3-isoxazolyloxy基进行氢解环裂解为反相醇。