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Chapter – 3 Preparation of small library…..
3.3 REACTION MECHANISM
3.3.1 SCHEME - 1
R 1
3.3.2 SCHEME - 2
R 1
N
N
N
R 2
N
R 2
O
O
O
O
+ H +
+ H +
R 1
R 1
N
N
N
R 2
N
R 2
OH +
OH +
O
R1 N
O
R 2
R 2
R 1
N
+ N H2 +
:
N
H 2
:
N
HN
NH
O C 3 H 7
N
O
N O
N
S
O
Department of Chemistry, Saurashtra University, Rajkot – 360 005 152
S
N
C 3 H 7
C 3 H 7
C 3 H 7
N
- H +
- H +
R1 N
R 2
R 1
R 2
R1 N
N
R1 N
R 2
R 2
N
+ H +
N
NH
OH
NH
H7C 3
: -H2O
O
NH +
HN
N O
O
OH
NH
:
+ H -H2 O +
NH +
N O
O
S
N
O
S
C 3 H 7
N
C 3 H 7
C 3 H 7