stereoisomers of 6-methyl-2-octadecanone, 14-methyl-2-octadecanone, and 6,14-dimethyl-2-octadecanone, the female-produced sex pheromone components of the Lyclene dharma dharma moth. Three well-established procedures, the Wittig reaction, alkylation of alkynes, and acetoacetic ester synthesis, were employed for the carbon-carbon bond formation to connect the building blocks.
香茅醛的对映异构体被转化为6-甲基-2-
十八碳烯酮,14-甲基-2-
十八碳烯酮和6,1
4-二甲基-2-
十八碳烯酮的全部立体异构体,这是女性生产的Lyclene dharma dharma的性信息素成分。蛾。三种公认的方法,即Wittig反应,
炔烃的烷基化和
乙酰乙酸酯的合成,被用于碳-碳键的形成,以连接结构单元。