Accuracy

2,2,5,5-tetramethylhexane    310 2,2,5,5-Tetramethylhexane

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    #  Species Formula
   300 1-Methyl-4-(1-methylethyl)-cyclohexeneC10H18
   301 4-Methyl-1-(1-methylethyl)-cyclohexeneC10H18
   302 cis-DecalinC10H18
   303 Spiro(4-5)decaneC10H18
   304 trans-DecalinC10H18
   305 (E)-2,2,5,5-Tetramethyl-3-hexeneC10H20
   306 (Z)-2,2,5,5-Tetramethyl-3-hexeneC10H20
   307 1-DeceneC10H20
   308 Butyl cyclohexaneC10H20
   309 Pentyl cyclopentaneC10H20
   310 2,2,5,5-Tetramethylhexane C10H22
   311 3,3,4,4-TetramethylhexaneC10H22
   312 n-DecaneC10H22
   313 PentamethylbenzeneC11H16
   314 1,1,4-TrimethylcycloheptaneC11H22
   315 Hexyl cyclopentaneC11H22
   316 Pentyl cyclohexaneC11H22
   317 UndecaneC11H24
   318 AcenaphthyleneC12H8
   319 BiphenyleneC12H8
   320 AcenaphtheneC12H10


ΔHf: -68.0 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
2,2,5,5-Tetramethylhexane
 H=-68 HR=NIST
  C     0.00000000 +0    0.0000000 +0    0.0000000 +0     0     0     0
  C     1.53615228 +1    0.0000000 +0    0.0000000 +0     1     0     0
  C     1.54650911 +1  110.9281650 +1    0.0000000 +0     2     1     0
  C     1.53198066 +1  113.6081305 +1   61.3856994 +1     3     2     1
  C     1.54663609 +1  113.5706993 +1 -179.4544412 +1     4     3     2
  C     1.53663412 +1  110.8136767 +1  -60.5637828 +1     5     4     3
  C     1.53646330 +1  109.6093151 +1  122.7408985 +1     2     1     3
  C     1.54236368 +1  108.7374810 +1  118.8016608 +1     2     1     7
  C     1.53641210 +1  110.8600847 +1  121.9213357 +1     5     4     6
  C     1.54205623 +1  107.9045830 +1  119.0548489 +1     5     4     9
  H     1.09470796 +1  111.6049865 +1  -64.5868570 +1     1     2     3
  H     1.09487319 +1  111.2248708 +1  120.0182616 +1     1     2    11
  H     1.09468500 +1  111.2123646 +1  120.0931947 +1     1     2    12
  H     1.10623183 +1  108.8909188 +1  122.4408798 +1     3     2     4
  H     1.10631738 +1  108.8466786 +1  115.0895404 +1     3     2    14
  H     1.10634736 +1  109.6766630 +1  122.0423381 +1     4     3     5
  H     1.10635408 +1  109.6209077 +1  115.9385818 +1     4     3    16
  H     1.09468198 +1  111.2347887 +1  -54.7395736 +1     6     5     4
  H     1.09447333 +1  111.5898236 +1  120.3135949 +1     6     5    18
  H     1.09495281 +1  111.1852778 +1  119.7196153 +1     6     5    19
  H     1.09467728 +1  111.2415588 +1 -177.3354144 +1     7     2     1
  H     1.09448801 +1  111.6015275 +1  120.3166323 +1     7     2    21
  H     1.09496835 +1  111.1745533 +1  119.6999012 +1     7     2    22
  H     1.09426005 +1  111.3335713 +1   60.2974414 +1     8     2     1
  H     1.09428370 +1  111.3200820 +1  120.2880365 +1     8     2    24
  H     1.09437258 +1  111.2030720 +1  119.8691707 +1     8     2    25
  H     1.09465872 +1  111.5985210 +1  -64.7045168 +1     9     5     4
  H     1.09483337 +1  111.2211602 +1  120.0119222 +1     9     5    27
  H     1.09469147 +1  111.2117681 +1  120.0924274 +1     9     5    28
  H     1.09428996 +1  111.3282732 +1  -60.1840676 +1    10     5     4
  H     1.09433093 +1  111.3165643 +1  120.2775505 +1    10     5    30
  H     1.09441464 +1  111.2026498 +1  119.8718340 +1    10     5    31