Visible-Light-Mediated, Organophotocatalytic C–H Thiocyanation of Pyrazolo[1,5-a]pyrimidines
The Journal of Organic Chemistry,
Journal Year:
2024,
Volume and Issue:
89(18), P. 13215 - 13223
Published: Sept. 11, 2024
Herein,
we
report
a
metal-free,
organophotoredox-catalyzed
sustainable
C-H
thiocyanation
of
biologically
active
class
N-heterocycles,
pyrazolo[1,5-
Language: Английский
Electrochemical Regioselective C(sp2)–H Bond Chalcogenation of Pyrazolo[1,5-a]pyrimidines via Radical Cross-Coupling at Room Temperature
Abhinay S. Chillal,
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Rajesh T. Bhawale,
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Siddharth Sharma
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et al.
The Journal of Organic Chemistry,
Journal Year:
2024,
Volume and Issue:
89(19), P. 14496 - 14504
Published: Sept. 16, 2024
Herein,
we
disclose
an
electrochemical
approach
for
the
C(sp
Language: Английский
Micelle-Assisted C(sp2)–H Functionalization for C–Se and C–X Bond Formation in the Aqueous Medium
Abhinay S. Chillal,
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Chandra B Maurya,
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Umesh A. Kshirsagar
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et al.
Langmuir,
Journal Year:
2024,
Volume and Issue:
40(44), P. 23445 - 23457
Published: Oct. 21, 2024
An
environmentally
sustainable,
versatile,
and
cost-effective
approach
for
C-Se
C-X
(X
=
I,
Br,
Cl)
bond
formation
through
C-H
functionalization
assisted
by
micellar
catalysis
in
water
is
developed.
The
reaction
utilizes
a
minimum
amount
of
diorganyl
diselenides
potassium
halides
the
respective
functionalizations.
present
protocol
was
suitable
scale-up
synthesis,
which
directly
provided
desired
selenylated
products
without
need
chromatographic
purification,
sufficient
purity.
aqueous
system
reusable
up
to
5
cycles
compromising
yield.
Language: Английский