53992-33-9
(4-nitrophenyl)methanesulfonic acid
→
~88%
6387-28-6
(4-aminophenyl)methanesulfonic acid
100-44-7
苄基氯
100-87-8
toluene-α-sulphonic acid
100-14-1
1-(氯甲基)-4-硝基苯