38897-99-3
(4-Chlorophenylmethylene)triphenylphosphorane
+
17422-74-1
色酮-3-甲醛
→
630413-80-8
3-[2-(4-chlorophenyl)ethenyl]chromen-4-one
630413-82-0
(E)-3-(4-chlorostyryl)-4H-chromen-4-one
1530-39-8
4-氯苄基三苯基氯化磷蓊盐