英文别名：
9H,9''H-9,9''-bixanthene;9,9'-Bixanthene;9,9'-Bixanthen;9,9'-bixanthenyl;9,9'-bixanthyl;9,9-dip-tolyl-9H-fluorene;9,9-Di-p-tolyl-9H-fluorene;9,9-Ditolylfluoren;9,9'-Dixanthenyl;9H,9'H-9,9'-bixanthene;9H-Fluorene, 9,9-bis(4-methylphenyl)-;AK141265;CTK1F7883;xanthene dimer;NSC-26684;SCHEMBL19458502;9-(9H-xanthen-9-yl)-9H-xanthene;4381-14-0;DTXSID40963120;NSC26684;DS-009315;
![(2E)-3-[(4S)-2,2-二甲基-1,3-二氧戊环-4-基]-2-甲基-2-丙烯酸乙酯](http://hg.y866.cn/compound/lib/scimg/cas/150/81997-76-4.png "(2E)-3-[(4S)-2,2-二甲基-1,3-二氧戊环-4-基]-2-甲基-2-丙烯酸乙酯")
![4,9[1',2']-Benzenonaphtho[2,3-d]-1,3-dioxole, 3a,4,9,9a-tetrahydro-2,2-dimethyl- (en)](http://hg.y866.cn/compound/lib/scimg/cas/150/82140-93-0.png "4,9[1',2']-Benzenonaphtho[2,3-d]-1,3-dioxole, 3a,4,9,9a-tetrahydro-2,2-dimethyl- (en)")
