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Supplementary Material
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Graphical Abstract
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NaNO2/I2 as an alternative reagent for the
synthesis of 1,2,3-benzotriazin-4(3H)-ones
from 2-aminobenzamides
Leave this area blank for abstract info.
D. S. Baraka, S. Mukhopadhyay a, D. J. Dahatonde a, S. Batra*,a,b
O
R
O
I2 (1.0 equiv)
R
N
N
Ar/
NaNO2
Ar/
Het
MeCN, 80 oC, 3 h
H
Het
N
(3.0 equiv)
NH2
N
29 examples
78-91% yields
R = Aryl, hetaryl, alkyl
Highlights
NaNO2/ Iodine mediated transformation of 2-Aminobenzamides to 1,2,3-benzotriazine-4(3H)-ones