Accuracy

3,4,5,6-tetrahydro-3,3,6,6-tetramethylpyridazine    649 3,4,5,6-Tetrahydro-3,3,6,6-tetramethylpyridazine

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    #  Species Formula
   639 m-DicyanobenzeneC8H4N2
   640 o-DicyanobenzeneC8H4N2
   641 p-DicyanobenzeneC8H4N2
   642 PhthalazineC8H6N2
   643 QuinazolineC8H6N2
   644 QuinoxalineC8H6N2
   645 n-PentylmalonodinitrileC8H12N2
   646 TetramethylbutanedinitrileC8H12N2
   647 TetramethylpyrazineC8H12N2
   648 1,4-Dimethyl-2,3-diaza-bicyclo[2.2.2]oct-2-eneC8H14N2
   649 3,4,5,6-Tetrahydro-3,3,6,6-tetramethylpyridazine C8H16N2
   650 Di-n-butyldiazeneC8H18N2
   651 Di-tert-butyldiazeneC8H18N2
   652 1,2-DibutylhydrazineC8H20N2
   653 3-QuinolinamineC9H8N2
   654 5-QuinolinamineC9H8N2
   655 6-QuinolinamineC9H8N2
   656 8-QuinolinamineC9H8N2
   657 2-(Diethylamino)-pentanenitrileC9H18N2
   658 2,2-BipyridylC10H8N2
   659 2,4-BipyridylC10H8N2


ΔHf: 10.0 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
3,4,5,6-Tetrahydro-3,3,6,6-tetramethylpyridazine
 H=10.0 HR=NIST
  C     0.00000000 +0    0.0000000 +0    0.0000000 +0     0     0     0
  C     1.54401682 +1    0.0000000 +0    0.0000000 +0     1     0     0
  C     1.53059420 +1  110.8963474 +1    0.0000000 +0     2     1     0
  C     1.54371782 +1  110.9484920 +1  -54.3244414 +1     3     2     1
  N     1.48913342 +1  112.3400054 +1   40.8081500 +1     4     3     2
  N     1.21557792 +1  125.4753982 +1  -14.2420528 +1     5     4     3
  C     1.53615584 +1  110.0474874 +1  158.7508661 +1     1     2     3
  C     1.53631550 +1  111.0277913 +1  122.4048175 +1     1     2     7
  C     1.53651755 +1  110.9997891 +1 -119.5340187 +1     4     3     5
  C     1.53598191 +1  110.1180464 +1 -122.3989273 +1     4     3     9
  H     1.10666095 +1  110.0573174 +1 -121.8467072 +1     2     1     3
  H     1.10489162 +1  110.0074322 +1 -115.8180895 +1     2     1    11
  H     1.10493680 +1  110.3048203 +1 -122.1880248 +1     3     2     4
  H     1.10685706 +1  109.8902885 +1 -115.8759532 +1     3     2    13
  H     1.09601567 +1  111.6644048 +1  -60.6391999 +1     7     1     2
  H     1.09884212 +1  110.8259593 +1 -118.8709801 +1     7     1    15
  H     1.09411652 +1  111.1594371 +1 -120.1504212 +1     7     1    16
  H     1.09888867 +1  110.9233969 +1  174.3314190 +1     8     1     2
  H     1.09529531 +1  111.7141739 +1 -119.4635534 +1     8     1    18
  H     1.09468624 +1  111.0977694 +1 -120.6983527 +1     8     1    19
  H     1.09513315 +1  111.7217910 +1   54.5741255 +1     9     4     3
  H     1.09883626 +1  110.9243181 +1  119.5343024 +1     9     4    21
  H     1.09469871 +1  111.0830639 +1  119.7887089 +1     9     4    22
  H     1.09886146 +1  110.8271162 +1 -179.5757902 +1    10     4     3
  H     1.09608650 +1  111.6656809 +1  118.8298274 +1    10     4    24
  H     1.09411164 +1  111.1633206 +1  120.9930958 +1    10     4    25