?? ??
????? ????
??+86-519-86461196;86464994
1,1'- ? ??, 4,4'- ?? [(4- ??? ??) ???] -2,2', 3,3', 5,5'- ?? ??-
- ???: Chemicals/Inorganic Chemicals
- ?? ??:
- ???:
- ??:
??: ?? ??
3,7-??([1,1'-???]-4-?)-10-[(4-?????)??]-10H-????
- ???: Chemicals/Inorganic Chemicals
- ?? ??:
- ???:
- ??:
??: ?? ??
3,6-??([1,1'-???]-4-?)-9-[(4-?????)??]-9H-????
- ???: Chemicals/Inorganic Chemicals
- ?? ??:
- ???:
- ??:
??: ?? ??
1,1'- ?? [(4- ??? ??) ??] - 4,4'- ? ???? ????? (1 : 2)
- ???: Chemicals/Inorganic Chemicals
- ?? ??:
- ???:
- ??:
??: ?? ??
2-(2,4,5,7-??????-6-?????-3-??-3H-???-9-?)-???,(4-?????)?? ????
- ???: Chemicals/Inorganic Chemicals
- ?? ??:
- ???:
- ??:
??: ?? ??
4,4'- ? ????, 1- [(4- ??? ??) ??] -1'- ??-, ???? ??? (1 : 1 : 1)
- ???: Chemicals/Inorganic Chemicals
- ?? ??:
- ???:
- ??:
??: ?? ??