Cyano,
Isocyano,
& Cyanide
Species

CN CH3 MgCN
cyano radical methyl cyanide magnesium cyanide
Jun 2008

Sep 2008

Sep 2009

HCN HCOCN CH2CN
hydrogen cyanide cyanoformaldehyde cyanomethyl radical
Sep 2010

Jan 2012

Feb 2012

NH2CN FeCN CH2CNCN
cyanamide iron monocyanide vinyl cyanide
Mar 2012

Jul 2012

Apr 2013

SiCN NH2CH2CN CH3CH2CN
silicon monocyanide aminoacetonitrile ethyl cyanide
Aug 2013

Mar 2015

Jun 2015

HCCN HSCN NaCN
cyanocarbene radical thiocyanic acid sodium cyanide
Nov 2015

Dec 2015

Jun 2016

CH2CCHCN HOCN SiH3CN
cyanoallene cyanic acid silyl cyanide
Sep 2013

May 2015

Mar 2018

HC3N HC5N HC7N
cyanoacetylene cyanodiacetylene cyanotriacetylene
Apr 2011

Jun 2009

Apr 2016

HC9N OCN
cyanotetraacetylene cyanate anion
Aug 2016

Oct 2004

C3N C5N C3N
cyanoethynyl radical cyanobutadiynyl radical cyanoethynyl anion
Nov 2007

Nov 2014

Nov 2013

C5N CH3C3N HC3NH+
cyanobutadiynyl radical anion cyanoproyne protonated cyanoacetylene
Jun 2018

Aug 2018

Dec 2018

CH3C5N KCN n-C3H7CN
methylcyanodiacetylene potassium cyanide n-propyl cyanide
Sep 2019

Mar 2020

Aug 2020

MgNC
magnesium isocyanide
HMgNC
hydromagnesium isocyanide
MgC3N
magnesium monocyanoacetylide
Jun 2005

Oct 2014

Feb 2021

C6H5CN
benzonitrile
CNCN
isocyanogen
iso-C3H7CN
isopropyl cyanide
May 2021

Sep 2021

Oct 2021

AlNC
aluminum isocyanide
SiNC
silicon isocyanide
HCNH+
protonated hydrogen cyanide
May 2006

May 2009

Oct 2010

HNC
hydrogen isocyanide
HC4N HCCNC
isocyanoacetylene
Jan 2011

Mar 2017

Sep 2017

HCCNH+
protonated cyanogen
CN
cyanide anion
Nov 2020

Dec 2020

E-cyanomethanimine cyanomethylidyne Z-cyanomethanimine
cyanothioformaldehyde cyanomidyl radical cyanoacetyleneallene
magnesium cyanodiacetylide
The Astrochymist homepage
Maintained by DE Woon
Updated 1 October 2021