1
Q
Strongly activating substituents
A
NH2
NHR
OH
OR
(O/p directive)
2
Q
Moderate activating
A
Esters
O
||
—o—c—R
O/p directive
3
Q
Weakly activating
A
-R, vinyl
O/P directive
4
Q
Weakly deactivating
A
Halogens
O/p directive
5
Q
Moderately deactivating
A
cabonyl directly
M directive
6
Q
Strongly deactivating
A
No2
CN
NR₃⁺
SO₃H
M directive
