Accuracy

4,4'-dimethyl-2,2'-bipyridine    670 4,4'-Dimethyl-2,2'-bipyridine

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    #  Species Formula
   660 4,4'-BipyridineC10H8N2
   661 2,3-Dimethyl quinoxalineC10H10N2
   662 alpha N,N-dimethylamino phenylacetonitrileC10H12N2
   663 Ethyl(1,1-dimethylpropyl)malonodinitrileC10H16N2
   664 Meso-2,3-diethyl-2,3-dimethylsuccinodinitrileC10H16N2
   665 Methyl(1,1,2-trimethylpropyl)malonodinitrileC10H16N2
   666 PhenazineC12H8N2
   667 PhenazoneC12H8N2
   668 cis-AzobenzeneC12H10N2
   669 Diphenyl diazeneC12H10N2
   670 4,4'-Dimethyl-2,2'-bipyridine C12H12N2
   671 1,(1-Piperidinyl) cyclohexanecarbonitrileC12H20N2
   672 Li(I)(Cp)N2 (SIJNII) (Geo)H23LiC12N2
   673 Li(I)(Cp)N2 (SIJNII)H23LiC12N2
   674 a-Phenyl-1-piperidineacetonitrileC13H16N2
   675 Li(I)N2C5 (FAGCAR) (Geo)H25LiC14N2
   676 Li(I)N2C5 (FAGCAR)H25LiC14N2
   677 2,2'-BiquinolineC18H12N2
   678 TetraisobutylsuccinonitrileC20H36N2
   679 AzideN3
   680 Azide (Geo)N3


ΔHf: 50.0 kcal/mol,     REF: NIST Chemistry WebBook, NIST Standard Reference Database, No. 69; W. G. Mallard, P. J. Linstrom, Eds., National Institute of Standards and Technology, Gaithersberg, http://webbook.nist.gov/chemistry.
  
 PM7
4,4'-Dimethyl-2,2'-bipyridine
 H=50.02 HR=NIST
  C     0.00000000 +0    0.0000000 +0    0.0000000 +0     0     0     0
  C     1.40013682 +1    0.0000000 +0    0.0000000 +0     1     0     0
  N     1.34307965 +1  122.8906116 +1    0.0000000 +0     2     1     0
  C     1.35396508 +1  118.4899672 +1    0.0484477 +1     3     2     1
  C     1.40176193 +1  122.1822414 +1   -0.0070033 +1     4     3     2
  C     1.39659764 +1  118.6146016 +1   -0.0516036 +1     1     2     3
  C     1.48269225 +1  116.1861340 +1 -179.9451936 +1     4     3     5
  C     1.40165205 +1  121.6677082 +1    0.3242469 +1     7     4     3
  C     1.39648866 +1  118.9697963 +1  179.9426087 +1     8     7     4
  C     1.39663729 +1  118.8554106 +1    0.0193539 +1     9     8     7
  C     1.40023676 +1  118.6072747 +1    0.0030342 +1    10     9     8
  N     1.34297365 +1  122.9016207 +1   -0.0264549 +1    11    10     9
  H     1.08445175 +1  120.4507164 +1 -179.9902929 +1     1     2     6
  H     1.09629558 +1  121.6072712 +1 -179.9737103 +1     2     1     3
  H     1.09163813 +1  119.7166213 +1  179.9662321 +1     5     4     3
  C     1.48826068 +1  120.3752326 +1  179.9962055 +1     6     1     2
  H     1.09165967 +1  119.6916591 +1 -179.9933296 +1     8     7     9
  C     1.48826693 +1  120.7647779 +1 -179.9871022 +1     9     8    10
  H     1.08448441 +1  120.9410988 +1  179.9972042 +1    10     9    11
  H     1.09631778 +1  121.6209839 +1  179.9993713 +1    11    10    12
  H     1.10067491 +1  111.3727314 +1  -59.7842488 +1    16     6     1
  H     1.10067859 +1  111.3862350 +1  119.4948313 +1    16     6    21
  H     1.09975895 +1  112.7866516 +1  120.2581188 +1    16     6    22
  H     1.10070941 +1  111.3962659 +1 -120.5524472 +1    18     9     8
  H     1.10072186 +1  111.3695335 +1 -119.5219306 +1    18     9    24
  H     1.09980291 +1  112.7718725 +1 -120.2334948 +1    18     9    25