Accuracy

3,4-dimethyl-(e,z)-2,4-hexadiene    240 3,4-Dimethyl-(E,Z)-2,4-hexadiene

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    #  Species Formula
   230 EthylbenzeneC8H10
   231 m-XyleneC8H10
   232 o-XyleneC8H10
   233 p-XyleneC8H10
   234 1,5-CyclooctadieneC8H12
   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-hexadiene C8H14
   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-octaneC8H14
   246 1-OcteneC8H16
   247 EthylcyclohexaneC8H16
   248 2,2,3,3-Tetramethyl butaneC8H18
   249 2,2,3-Trimethyl pentaneC8H18
   250 2,2,4-Trimethyl pentaneC8H18


ΔHf: 0.7 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
3,4-Dimethyl-(E,Z)-2,4-hexadiene
 H=0.74 HR=NIST
  C     0.00000000 +0    0.0000000 +0    0.0000000 +0     0     0     0
  C     1.48895201 +1    0.0000000 +0    0.0000000 +0     1     0     0
  C     1.33857187 +1  124.1523980 +1    0.0000000 +0     2     1     0
  C     1.49423995 +1  122.3062691 +1  179.8616876 +1     3     2     1
  C     1.47653978 +1  123.2525871 +1 -179.7967624 +1     3     2     4
  C     1.33900615 +1  120.1909694 +1  -92.3120075 +1     5     3     2
  C     1.48758740 +1  125.8492962 +1 -179.4507085 +1     6     5     3
  C     1.49178027 +1  113.9908412 +1 -179.4904749 +1     5     3     6
  H     1.09974417 +1  110.8766636 +1 -107.2606950 +1     1     2     3
  H     1.09969446 +1  112.6600165 +1  120.0452091 +1     1     2     9
  H     1.09880659 +1  111.3792419 +1  120.3131009 +1     1     2    10
  H     1.08880201 +1  114.4930046 +1  179.6130301 +1     2     1     3
  H     1.09971470 +1  111.0184682 +1 -120.7330381 +1     4     3     2
  H     1.10029309 +1  110.8531802 +1 -118.8808580 +1     4     3    13
  H     1.09705329 +1  112.8042768 +1 -120.5071439 +1     4     3    14
  H     1.09145219 +1  120.1964963 +1 -179.9174409 +1     6     5     7
  H     1.09770538 +1  113.2785914 +1   -2.7882355 +1     7     6     5
  H     1.09992201 +1  110.9901837 +1 -120.4310833 +1     7     6    17
  H     1.10020650 +1  110.8706214 +1 -119.2146557 +1     7     6    18
  H     1.10038063 +1  110.9011421 +1  -54.8286935 +1     8     5     3
  H     1.09969915 +1  110.9304468 +1  119.0759287 +1     8     5    20
  H     1.09732325 +1  112.9363419 +1  120.4789164 +1     8     5    21