Accuracy

fumaronitrile    497 Fumaronitrile

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    #  Species Formula
   487 Cyanogen (Geo)C2N2
   488 CyanogenC2N2
   489 Dimethyldiazene (Geo)C2H6N2
   490 EthylenediamineC2H8N2
   491 1,1-DimethylhydrazineC2H8N2
   492 1,2-DimethylhydrazineC2H8N2
   493 1H-PyrazoleC3H4N2
   494 ImidazoleC3H4N2
   495 1,2-PropanediamineC3H10N2
   496 DicyanoacetyleneC4N2
   497 Fumaronitrile C4H2N2
   498 PyrazineC4H4N2
   499 PyridazineC4H4N2
   500 1,3-DiazineC4H4N2
   501 SuccinonitrileC4H4N2
   502 2-Methyl-1H-imidazoleC4H6N2
   503 (Dimethylamino) acetonitrileC4H8N2
   504 1,4,5,6-TetrahydropyrimidineC4H8N2
   505 PiperazineC4H10N2
   506 2-AminopyridineC5H6N2
   507 3-AminopyridineC5H6N2


ΔHf: 81.3 kcal/mol,     REF: J. O. Cox, G. Pilcher, "Thermochemistry of Organic and Organometallic Compounds," Academic Press, New York, N.Y., 1970.
  

Fumaronitrile
 H=81.3 HR=C&P1970
  C     0.00000000 +0    0.0000000 +0    0.0000000 +0     0     0     0
  C     1.34205584 +1    0.0000000 +0    0.0000000 +0     1     0     0
  H     1.10031752 +1  122.8666293 +1    0.0000000 +0     2     1     0
  C     1.42019601 +1  121.7875886 +1   -0.0000316 +1     1     2     3
  N     1.15723082 +1  179.2172215 +1  179.5182511 +1     4     1     2
  H     1.10046214 +1  122.8070565 +1  179.9989237 +1     1     2     3
  C     1.42030474 +1  121.6551878 +1  179.9992899 +1     2     1     4
  N     1.15723608 +1  179.3715721 +1 -179.6011165 +1     7     2     1