88051-28-9
萘并[1,8-DE:4,5-D’E’]BIS[1,3]二氧(杂)芑
→
~85%
88051-30-3
4-溴-萘并[1,8-DE:4,5-D’E’]BIS[1,3]二氧(杂)芑
517-89-5
紫草素