(4Z)-2-[4-(dibutylamino)-2-(2-prop-2-enoyloxyethoxy)phenyl]-4-[4-dibutylazaniumylidene-2-(2-prop-2-enoyloxyethoxy)cyclohexa-2,5-dien-1-ylidene]-3-oxocyclobuten-1-olate   、                                                                                      
22,23-二氢蟾蜍灵                                                                                                                                                                                              以
                                                                                         
二氯甲烷                                                                                  为溶剂,
                                                                                                                                                    反应 12.0h,
                                                                                                                以2.7 g的产率得到2-[4-(dibutylamino)-2-(2-prop-2-enoyloxyethoxy)phenyl]-4-[4-dibutylazaniumylidene-2-(2-prop-2-enoyloxyethoxy)cyclohexa-2,5-dien-1-ylidene]-3-oxocyclobuten-1-olate;[(1R,3R,5R,6R,8R,10R,11R,13R,15R,16R,18R,20R,21R,23R,25R,26R,28R,30R,31R,33R,35R,36S,37R,38S,39R,40S,41R,42S,43R,44S,45R,46S,47R,48S,49R)-38,40,42,44,46,48-hexaacetyloxy-37,39,41,43,45,47,49-heptabutoxy-5,10,15,20,25,30,35-heptakis(butoxymethyl)-2,4,7,9,12,14,17,19,22,24,27,29,32,34-tetradecaoxaoctacyclo[31.2.2.23,6.28,11.213,16.218,21.223,26.228,31]nonatetracontan-36-yl] acetate