Accuracy

Bicyclo-2,2,2-octane    245 Bicyclo-2,2,2-octane

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    #  Species Formula
   235 4-Vinyl cyclohexeneC8H12
   236 1-OctyneC8H14
   237 2,5-Dimethyl 2,4-hexadieneC8H14
   238 2-OctyneC8H14
   239 3,4-Dimethyl-(E,E)-2,4-hexadieneC8H14
   240 3,4-Dimethyl-(E,Z)-2,4-hexadieneC8H14
   241 3,4-Dimethyl-(Z,Z)-2,4-hexadieneC8H14
   242 3-OctyneC8H14
   243 4-OctyneC8H14
   244 Bicyclo(2.2.2)-octaneC8H14
   245 Bicyclo-2,2,2-octane C8H14
   246 1-OcteneC8H16
   247 EthylcyclohexaneC8H16
   248 2,2,3,3-Tetramethyl butaneC8H18
   249 2,2,3-Trimethyl pentaneC8H18
   250 2,2,4-Trimethyl pentaneC8H18
   251 2,2-Dimethyl hexaneC8H18
   252 2,3,3-Trimethyl pentaneC8H18
   253 2,3,4-Trimethyl pentaneC8H18
   254 2,3-Dimethyl hexaneC8H18
   255 2,4-Dimethyl hexaneC8H18


ΔHf: -23.7 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
Bicyclo-2,2,2-octane
 H=-23.7 HR=NIST
  C     0.00000000 +0    0.0000000 +0    0.0000000 +0     0     0     0
  C     1.54103352 +1    0.0000000 +0    0.0000000 +0     1     0     0
  C     1.54118771 +1  109.7447617 +1    0.0000000 +0     2     1     0
  C     1.54103206 +1  109.7588115 +1    0.7488919 +1     3     2     1
  C     1.54099748 +1  109.1826972 +1  -60.1053819 +1     4     3     2
  C     1.54102418 +1  109.1924595 +1   59.2054895 +1     1     2     3
  C     1.54103093 +1  109.1852497 +1 -119.3187798 +1     1     2     6
  C     1.54101229 +1  109.2004576 +1  119.2988490 +1     4     3     5
  H     1.11109629 +1  109.7498565 +1 -120.3382093 +1     1     2     7
  H     1.10314415 +1  109.9927575 +1 -121.6881015 +1     2     1     3
  H     1.10320060 +1  109.9685238 +1 -116.6220368 +1     2     1    10
  H     1.10322853 +1  110.4316269 +1 -121.3819934 +1     3     2     4
  H     1.10317875 +1  110.4430970 +1 -117.1771422 +1     3     2    12
  H     1.11111989 +1  109.7473095 +1  120.3452469 +1     4     3     8
  H     1.10323860 +1  109.9602845 +1 -179.1425865 +1     5     4     3
  H     1.10314477 +1  110.0064952 +1  116.6318200 +1     5     4    15
  H     1.10315588 +1  109.9936071 +1  178.1748289 +1     6     1     2
  H     1.10322071 +1  109.9591290 +1 -116.6027558 +1     6     1    17
  H     1.10322826 +1  109.9611107 +1 -179.0909744 +1     7     1     2
  H     1.10316292 +1  109.9882159 +1  116.6193374 +1     7     1    19
  H     1.10317362 +1  109.9941118 +1  178.2221941 +1     8     4     3
  H     1.10324998 +1  109.9607312 +1 -116.6174263 +1     8     4    21