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Halogenoheterocyclization of terminally substituted 2-allylthio(seleno)quinolin- 3-carbaldehydes
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Abstract
Electrophilic heterocyclization of 2-alkenyllthioquinolin-3-carbaldehydes or 2-alkenylselenoquinolin-3-carbaldehydes
2
,
3
under the action of iodine or bromine non-regioselectively leads to the formation of fused quinolinium trihalogenides
4
,
5
. Type of the chalcogen atom does not affect regiochemistry of halogenation.
Title: Halogenoheterocyclization of terminally substituted 2-allylthio(seleno)quinolin- 3-carbaldehydes
Description:
Abstract
Electrophilic heterocyclization of 2-alkenyllthioquinolin-3-carbaldehydes or 2-alkenylselenoquinolin-3-carbaldehydes
2
,
3
under the action of iodine or bromine non-regioselectively leads to the formation of fused quinolinium trihalogenides
4
,
5
.
Type of the chalcogen atom does not affect regiochemistry of halogenation.
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