(2E,4E,6E,8E/Z,10E,12E)-12-hydroxy-14-[(1R,4S)-4-hydroxy-1,2,2-trimethylcyclopentyl]-2,7,11-trimethyl-14-oxotetradeca-2,4,6,8,10,12-hexaenal   、                                                                                      [(E)-4-((R)-4-Hydroxy-2,6,6-trimethyl-cyclohex-1-enyl)-2-methyl-but-1-en-3-ynyl]-triphenyl-phosphonium; chloride                                                                                                                                                              在
                                                                                                                                                                                 
氢氧化钾                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
异丙醇                                                                                  为溶剂,
                                                                                                                                                                                        生成                                                 
mytiloxanthin   、                                                                                             (2Z,4Z,6Z,8E,10E,12E,14E,16E)-3-Hydroxy-19-((R)-4-hydroxy-2,6,6-trimethyl-cyclohex-1-enyl)-1-((1R,4S)-4-hydroxy-1,2,2-trimethyl-cyclopentyl)-4,8,13,17-tetramethyl-nonadeca-2,4,6,8,10,12,14,16-octaen-18-yn-1-one   、                                                                                             (2Z,4Z,6E,8E,10E,12E,14E,16E)-3-Hydroxy-19-((R)-4-hydroxy-2,6,6-trimethyl-cyclohex-1-enyl)-1-((1R,4S)-4-hydroxy-1,2,2-trimethyl-cyclopentyl)-4,8,13,17-tetramethyl-nonadeca-2,4,6,8,10,12,14,16-octaen-18-yn-1-one