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Chapter – 4 Studies on different types of reactions…..
4.7.4 SCHEME - 1
Reagents / Reaction Condition (g): 1-(2, 6-dichloro phenyl)-indolinone,
Piperidine, Ethanol / Reflux, 5-7 hours. OR MW method: 1-(2, 6-dichloro
phenyl)-indolinone, Piperidine, DMF / MW, 400 Watt.
4.7.5 SCHEME - 2
N
N
N
N
O
R
O
R
Reagents / Reaction Condition (h): 3-acetyl-4-hydroxycoumarin, Piperidine,
Chloroform / Reflux, 4 hours.
Where, R = 4-H, 4-Cl, 4-F, 4-NO2, 3-NO2
h
g
Department of Chemistry, Saurashtra University, Rajkot – 360 005 220
Cl
R
R
N
O O
OH O
O
Cl
N
N
N
N