cn
明晚
明晚
Nitrile \
Ni "
trile \ (?
or ?),
n . [
See {
Nitro -}.] (
Chem .)
Any one of a series of compounds bearing the cyanide radical ({-
CN });
particularly ,
one of those cyanides of alcohol radicals which ,
by boiling with acids or alkalies ,
produce a carboxyl acid ,
with the elimination of the nitrogen as ammonia .
[
1913 Webster ]
Note :
The nitriles are named with reference to the acids produced by their decomposition ,
thus ,
hydrocyanic acid is {
formic nitrile },
methyl cyanide is {
acetonitrile }
(
also {
acetic nitrile }),
and ethyl cyanide is {
propionitrile } (
from propionic acid ).
[
1913 Webster PJC ]
Cyanogen \
Cy *
an "
o *
gen \ (
s ?-?
n "?-
j ?
n ),
n . [
Gr .
ky `
anos a dark blue substance -
gen :
cf .
F .
cyanog [`
e ]
ne .
So called because it produced blue dyes .] (
Chem .)
A colorless ,
inflammable ,
poisonous gas , {
C2N2 },
with a peach -
blossom odor ,
so called from its tendency to form blue compounds ;
obtained by heating ammonium oxalate ,
mercuric cyanide ,
etc .
It is obtained in combination ,
forming an alkaline cyanide when nitrogen or a nitrogenous compound is strongly ignited with carbon and soda or potash .
It conducts itself like a member of the halogen group of elements ,
and shows a tendency to form complex compounds .
The name is also applied to the univalent radical , {
CN } (
the half molecule of cyanogen proper ),
which was one of the first compound radicals recognized .
[
1913 Webster ]
Note :
Cyanogen is found in the commercial substances ,
potassium cyanide ,
or prussiate of potash ,
yellow prussiate of potash ,
Prussian blue ,
Turnbull '
s blue ,
prussic acid ,
etc .
[
1913 Webster ]
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