Post on 02-Jun-2018
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ORGANICCHEMISTRYMECHANISMSUMMARY
FREERADICALSUBSTITUTION(FRS)
Exemplifed by !e "#b"i#i$% $& me!'%e by !l$i%e
Sep *+ I%ii'i$%
Cl,Cl #- Cl. / Cl.
Sep 0+ 1$p'2'i$%
') Cl. / CH3CH4. / HClb) CH4. / Cl0CH4Cl / Cl.T!e% (')5 (b)5 (')5 (b)6
Sep 4+ Temi%'i$%
') Cl. / Cl. Cl0b) CH4. / Cl. CH4Cl) CH4. / CH4. CH4CH4
ELECTRO1HILICADDITION
Exemplifed by !e 'ddii$% $& HB $ '% 'l7e%e
Step 1C C
H
HH
H
+
H Br s l o w CH
H
C
H H
H
+ + Br
-+
'b$'i$%i%emedi'e
Step 2f a s t
CH
H
C
H H
H
++ :Br
-
C C H
Br
H
H
H
H
ELECTRO1HILICAROMATICSUBSTITUTION
Exemplifed by !e 'ddii$% $& NO0$ be%8e%e
Step 1Ge%e'i$%
$&ele$p!ile
HNO4/ 0H0SO39 NO0// H4O
// 0HSO3:
Step 2Ele$p!ili
''7
+ s l o w
NO2H
+NO2+
be%8$%i#m i$%
Step 3L$"" $&p$$%
NO2H
+f a s t
NO2
++HSO4-
H2SO4
NUCLEO1HILICSUBSTITUTION; SN0 ; ONESTE1
Nu-: C
R2R1
X
R3
+
C
R2R1
X
R3
Nu
C
R2R1
Nu
R3
+ X-
pe%'-'le% '%"ii$% "'e
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NUCLEO1HILICSUBSTITUTION; SN* ; TCN 9 >// CN:
Step 2N#le$p!ili
''7C O
CH3
H
+ :CN- s l o w C O
-
CN
CH3
H
+
Step 31$$%'i$%
C O-
CN
CH3
H
+ H C N
f a s tC OH
CN
CH3
H
+ CN-
Cy'%$!ydi%