Iodine(I) and Silver(I) Complexes Incorporating 3-Substituted Pyridines
ACS Omega,
Год журнала:
2023,
Номер
8(26), С. 24064 - 24071
Опубликована: Июнь 21, 2023
Building
upon
the
first
report
of
a
3-acetaminopyridine-based
iodine(I)
complex
(1b)
and
its
unexpected
reactivity
toward
tBuOMe,
several
new
3-substituted
complexes
(2b-5b)
have
been
synthesized.
The
were
synthesized
from
their
analogous
silver(I)
(2a-5a)
via
to
cation
exchange
reaction,
incorporating
functionally
related
substituents
as
3-acetaminopyridine
in
1b;
3-acetylpyridine
(3-Acpy;
2),
3-aminopyridine
(3-NH2py;
3),
3-dimethylaminopyridine
(3-NMe2py;
4),
well
strongly
electron-withdrawing
3-cyanopyridine
(3-CNpy;
5),
probe
possible
limitations
formation.
individual
properties
these
rare
examples
pyridines
are
also
compared
each
other
contrasted
4-substituted
counterparts
which
more
prevalent
literature.
While
1b
etheric
solvents
could
not
be
reproduced
any
analogues
herein,
was
further
expanded
second
solvent.
Reaction
bis(3-acetaminopyridine)iodine(I)
iPr2O
gave
[3-acetamido-1-(3-iodo-2-methylpentan-2-yl)pyridin-1-ium]PF6
(1d),
demonstrated
potentially
useful
C-C
C-I
bond
formation
under
ambient
conditions.
Язык: Английский
Iodine-Mediated Heterocyclization for the Synthesis of 6-Alkylthio-1,3,5-triazine-2,4-diamines from N-Alkylpyridinium Salts and NH4SCN
The Journal of Organic Chemistry,
Год журнала:
2023,
Номер
89(1), С. 676 - 680
Опубликована: Дек. 19, 2023
An
iodine-mediated
method
for
the
synthesis
of
6-alkylthio-1,3,5-triazine-2,4-diamines
by
reaction
N-alkylpyridinium
salts
and
NH4SCN
in
air
is
reported.
Twenty-seven
compounds
were
obtained
under
standard
conditions.
Pyridinium
work
as
benzyl-group
transfer
reagents
to
promote
formation
CBn–SSCN
bond
thereby
construction
triazine
skeleton.
A
plausible
mechanism
proposed
based
on
experimental
results
literature
survey.
Язык: Английский