
产新币彩票官网名:9,9-Bis-(3,4-dicarboxyphenyl)- fluorene dianhydride

产新币彩票官网名:3,3',4,4'-Diphenyl ether tetracarboxylic acid dianhydride

产新币彩票官网名:2,2-Bis(3-amino-4-hydroxy phenyl)hexafluoropropane

产新币彩票官网名:1H ,3H -Naphtho[2,3-c :6,7-c ′] difuran-1,3,6,8-tetrone

产新币彩票官网名:5-amino-2-(3-aminophenyl)benzodiazol

产新币彩票官网名:Bicyclo[2.2.2]oct-7-ene-2,3,5,6-tetracarboxylic dianhydride

产新币彩票官网名:5-amino-2-(4-aminophenyl)benzodiazol

产新币彩票官网名:4,4'-(9-Fluorenylidene)dianiline

产新币彩票官网名:3,5-Diaminobenzoic acid

产新币彩票官网名:Benzoicacid, 3-amino-, hydrazide