Here you will find one or more explanations in English for the word Iminium.
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Postliminium
Postliminium Post`li*min"i*um, Postliminy Post*lim"i*ny, n.
[L. postliminium, post after + limen, liminis, a threshold.]
1. (Rom. Antiq.) The return to his own country, and his
former privileges, of a person who had gone to sojourn in
a foreign country, or had been banished, or taken by an
enemy. --Burrill.
2. (Internat. Law) The right by virtue of which persons and
things taken by an enemy in war are restored to their
former state when coming again under the power of the
nation to which they belonged. --Kent.
Meaning of Iminium from wikipedia
- chemistry, an
iminium cation is a
polyatomic ion with the
general structure [R1R2C=NR3R4]+. They are
common in
synthetic chemistry and biology.
Iminium cations...
- reactions, the
anion is PO2Cl2−. The
iminium cation [(CH3)2N=CHCl]+ is the
reactive component of interest. This
iminium species is a
derivative of the imidoyl...
- Bis(triphenylphosphine)
iminium chloride is the
chemical compound with the
formula [((C6H5)3P)2N]Cl,
often abbreviated [(Ph3P)2N]Cl,
where Ph is phenyl...
- pathway. The
driving force for this
reaction is the
electrophilicity of the
iminium ion
generated from the
condensation of the
aldehyde and
amine under acid...
- good
leaving group for
formation of the
iminium ion, in
accordance with its
usage in
iminium ion generation.
Iminium ion
generation from
cyanomethyl groups...
-
compounds to form
iminium ions is
often unfavorable,
sometimes requiring harsh dehydrating conditions. Thus,
alternative methods for
iminium ion generation...
- The
mechanism of the
Mannich reaction starts with the
formation of an
iminium ion from the
amine and formaldehyde.: 140 The
compound with the carbonyl...
-
Azomethine ylides are nitrogen-based 1,3-dipoles,
consisting of an
iminium ion next to a carbanion. They are used in 1,3-dipolar
cycloaddition reactions...
-
formation of the
tertiary amine is more favorable, as the
intermediate in
iminium ion is
formed without needing to protonate.
Hence the
treatment of a primary...
-
carbon dioxide and
methylamine as side products. In this reaction, an
iminium cation is
formed as an
intermediate which is
reduced by the
second equivalent...
