(4E,6E,8E,10E,12E,14E,16E,18E,20E,22E,24E)-2,6,10,14,19,23-Hexamethyl-2-((2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-hydroxymethyl-tetrahydro-pyran-2-yloxy)-25-(2,6,6-trimethyl-cyclohex-1-enyl)-pentacosa-4,6,8,10,12,14,16,18,20,22,24-undecaen-3-one 在
盐酸 作用下,
以
氯仿 为溶剂,
生成
2'-Dehydro-plectaniaxanthin