Photocatalyzed 1,3-Bromodifluoroallylation of [1.1.1]Propellane with α-Trifluoromethylalkenes and KBr Salts
Kaiping Wang,
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Bei‐Yi Cheng,
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Burkhard König
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et al.
Organic Letters,
Journal Year:
2024,
Volume and Issue:
26(32), P. 6889 - 6893
Published: Aug. 6, 2024
Herein
we
unveil
a
visible-light-driven
transition-metal-free
1,3-bromodifluoroallylation
of
[1.1.1]propellane.
This
reactivity
is
harnessed
through
organophotocatalysis,
providing
practical
synthetic
pathways
to
1-brominated-3-
Language: Английский
Photocatalytic Diheteroarylation of [1.1.1]Propellane for the Construction of 1,3-Diheteroaryl Bicyclo[1.1.1]pentanes
Guoxiang Bao,
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Yue Wang,
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Wenhao Xu
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et al.
Organic Letters,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Oct. 23, 2024
Herein,
we
report
a
visible
light-induced
diheteroarylation
reaction
of
[1.1.1]propellane
to
synthesize
1,3-diheteroaryl
bicyclo[1.1.1]pentanes
(BCPs).
In
this
approach,
heteroaryl
radicals
are
generated
from
halides
via
photocatalysis
and
subsequently
added
[1.1.1]propellane.
The
Language: Английский
Electron Donor–Acceptor Complex-Driven Divergent Routes to α-Amino Bicyclopentyl Iodides and Methylene Cyclobutanols
Vinjamuri Srinivasu,
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Koustav Pal,
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S. Giri
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et al.
Organic Letters,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Nov. 24, 2024
Amines
are
essential
due
to
their
structural
diversity
and
biological
significance.
Introducing
the
valuable
bicyclopentane
(BCP)
moiety
at
α-position
of
amines
offers
a
promising
strategy
for
developing
novel
bioactive
compounds.
This
study
outlines
divergent
synthesis
approach
generate
α-amino-functionalized
bicyclopentyl
iodides
methylene
cyclobutanols
under
mild
environmentally
sustainable
conditions.
By
employing
an
electron
donor-acceptor
(EDA)
complex
between
amine
inexpensive
readily
available
inorganic
base
Cs
Language: Английский