20725-25-1
→
~85%
50800-82-3
3,5-bis-(4-chloro-phenyl)-4,5-dihydro-1H-pyrazole
19672-59-4
4,4'-二氯查耳酮
99-91-2
对氯苯乙酮
104-88-1
4-氯苯甲醛