3775-15-3
3,4-diphenyl-1,2,5-thiadiazole 1,1-dioxide
→
~70%
3775-16-4
3,4-diphenyl-2,3-dihydro-1,2,5-thiadiazole 1,1-dioxide
119-53-9
2-羟基-2-苯基苯乙酮
134-81-6
联苯甲酰
1489-06-1
5,6-二苯基-2,3-二羟基吡嗪