Accuracy

1,2,3,5-tetramethyl benzene    292 1,2,3,5-Tetramethyl benzene

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    #  Species Formula
   282 BulvaleneC10H10
   283 DiisopropenyldiacetyleneC10H10
   284 Tricyclo[6.2.0.0]deca-1(8),2,6-trieneC10H10
   285 1,2,6,7-CyclodecatetraeneC10H12
   286 Dispiro[2.2.2.2]deca-4,9-dieneC10H12
   287 TetralinC10H12
   288 (1-Methylpropyl) benzeneC10H14
   289 (2-Methylpropyl) benzeneC10H14
   290 1,2,3,4-Tetramethyl benzeneC10H14
   291 1,2,3,4-TetramethylfulveneC10H14
   292 1,2,3,5-Tetramethyl benzene C10H14
   293 1,2,4,5-Tetramethyl benzeneC10H14
   294 tert-Butyl benzeneC10H14
   295 TetrahydrotriquinaceneC10H14
   296 1,2,3,4,5-Pentamethyl-1,3-cyclopentadieneC10H16
   297 AdamantaneC10H16
   298 CampheneC10H16
   299 PerhydrotriquinaceneC10H16
   300 1-Methyl-4-(1-methylethyl)-cyclohexeneC10H18
   301 4-Methyl-1-(1-methylethyl)-cyclohexeneC10H18
   302 cis-DecalinC10H18


ΔHf: -10.3 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
1,2,3,5-Tetramethyl benzene
 H=-10.33 HR=NIST
  C     0.00000000 +0    0.0000000 +0    0.0000000 +0     0     0     0
  C     1.40119056 +1    0.0000000 +0    0.0000000 +0     1     0     0
  C     1.39636455 +1  120.2094795 +1    0.0000000 +0     2     1     0
  C     1.39316236 +1  120.3870547 +1   -0.0976640 +1     3     2     1
  C     1.39536733 +1  119.5695749 +1    0.2267097 +1     4     3     2
  C     1.39447423 +1  120.4141594 +1    0.1402795 +1     5     4     3
  C     1.49399235 +1  118.8000275 +1  179.1295265 +1     6     5     4
  C     1.49332576 +1  120.5171759 +1 -179.3718660 +1     1     2     3
  C     1.49399001 +1  121.1041745 +1  179.5288082 +1     2     1     3
  H     1.08669895 +1  119.7998380 +1 -179.9599596 +1     3     2     4
  C     1.49215673 +1  120.7377856 +1 -179.9451443 +1     4     3     5
  H     1.08659741 +1  119.5817652 +1  179.6211272 +1     5     4     6
  H     1.09997708 +1  111.1728941 +1  115.4344269 +1     7     6     5
  H     1.09964322 +1  111.2650396 +1  120.0143912 +1     7     6    13
  H     1.09805232 +1  112.5993858 +1  120.0256667 +1     7     6    14
  H     1.10050159 +1  110.4768603 +1   91.0795524 +1     8     1     2
  H     1.09827281 +1  112.4370318 +1  119.8950135 +1     8     1    16
  H     1.09783524 +1  112.6650951 +1  120.0524559 +1     8     1    17
  H     1.09971565 +1  111.2667708 +1  -55.0270835 +1     9     2     1
  H     1.09792747 +1  112.6530910 +1 -120.1286268 +1     9     2    19
  H     1.10012514 +1  111.1041428 +1 -119.9526453 +1     9     2    20
  H     1.09971492 +1  111.2369948 +1 -122.5600529 +1    11     4     3
  H     1.09995770 +1  111.0543242 +1 -119.4603187 +1    11     4    22
  H     1.09763947 +1  112.7237371 +1 -120.2261642 +1    11     4    23