1,4,6,10-Tetra-Double Bond Pentadec-Carbon Phosphonate, Preparation Method Thereof, And Preparation Method Of Lycopene Using The Same
申请人:Shen Runpu
公开号:US20120310002A1
公开(公告)日:2012-12-06
1,4,6,10-tetra-double bond pentadec-carbon phosphonate of formula (4), and preparation method thereof are provided. The preparation method comprises: reacting a pseudo ionone of formula (2) with sulfonium salt to prepare a epoxide of formula (9), and then reacting the epoxide of formula (9) with magnesium bromide to prepare a C-14 aldehyde of formula (3); condensing the C-14 aldehyde of formula (3) with tetra-alkyl methylene diphosphonate to obtain 1,4,6,10-tetra-double bond pentadec-carbon phosphonate of formula (4). Furthermore, the preparation method of lycopene via 1,4,6,10-tetra-double bond pentadec-carbon phosphonate of formula (4) is also provided. The present method has the advantages of short route, easily obtained raw materials, and low cost.
提供了一种化学式为(4)的1,4,6,10-四双键十五碳膦酸酯及其制备方法。制备方法包括:将化学式为(2)的伪离子酮与硫銨盐反应制备出化学式为(9)的环氧化物,然后将化学式为(9)的环氧化物与溴化镁反应制备出化学式为(3)的C-14醛;将化学式为(3)的C-14醛与四烷基亚甲基二膦酸酯进行缩合反应得到化学式为(4)的1,4,6,10-四双键十五碳膦酸酯。此外,还提供了通过化学式为(4)的1,4,6,10-四双键十五碳膦酸酯制备番茄红素的制备方法。该方法具有路线短、原料易得、成本低的优点。