dimethyl amine

ethyl mercaptan

4-nitrohenol

aniline

methanol

1

2

3

4

5

6

A

phosgene

B

acetyl chloride

C

thiophosgene

D

phosphorus sulfochloride

E

phosphorus oxychloride

F

chlorosulfonic acid

G

sulfonyl chloride

H

methylsulfonyl chloride

I

tolylsulfonyl chloride

J

trifluoromethylsulfonyl chloride