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Ortholpara directingGroupsOH
JEE Br Fe Ho ldy Torre Br ya
FFS KI t Kportho Br
ITE No raeta Para
keortho 4contributors w on oxygen
t.i.EE it ITKs
wet oxygen EWG by inductionH oth Highersores IEEE EnergyIt LessResonance
pure 4 contributors w on oxygenH o
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HozHoz Itt l No No orthoor
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f to onlytwo
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para
EDG are ortho EWG are metapara directors directors
CDG are activating EWG are deactivatingLower EA by Raise Ea bydirectlystabilizing destabilizingpositivepositivecharge charge
R
E i EE E's.no s
Hoz
Methyl Ethyl Isopropyl Tertbutyl
tg58.5
g45 30 1715890L 4.4 6.5g k 7.79 11.5
37.2 48.5 623 72.7
29.35 IX 29.35 41.47029.35 17 414 27 4,4 6.24.470 6.2
37.2 52.4 3721 52.4 Major70.95
it it g Eatsdy't e
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g.BE ewabyInductonsgIJmore
strong IF EDG by ResonanceEw
FT EWG by Resonance
Es EFdy Febres dHE 1
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XP Bre I BrylyI 177 Febres 01 IFI 01 smaller
similar in Bvsize toethyl minorstronger EDGDirects major
9
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at
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Friedyl Craftsalkylakon
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into Eat10 I
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Carbocation strong electrophile
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Factscleats order of addition matters
Br Ats for substitutionpattern
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