Accuracy

3-ethyl-2-methyl pentane    261 3-Ethyl-2-methyl pentane

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    #  Species Formula
   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
   256 2,5-Dimethyl hexaneC8H18
   257 2-Methyl heptaneC8H18
   258 3,3-Dimethyl hexaneC8H18
   259 3,4-Dimethyl hexaneC8H18
   260 3-Ethyl hexaneC8H18
   261 3-Ethyl-2-methyl pentane C8H18
   262 3-Ethyl-3-methyl pentaneC8H18
   263 3-Methyl heptaneC8H18
   264 4-Methyl heptaneC8H18
   265 n-OctaneC8H18
   266 Li(I)4(Et)4 (ETHYLI) (Geo)C8H20Li4
   267 Li(I)4(Et)4 (ETHYLI)C8H20Li4
   268 alpha-Methyl styreneC9H10
   269 Cyclopropyl benzeneC9H10
   270 1,3,5-Trimethyl cyclohexaneC9H18
   271 cis-cis-trans-1,3,5-Trimethyl cyclohexaneC9H18


ΔHf: -50.5 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-Ethyl-2-methyl pentane
 HR=NIST H=-50.48
  C     0.00000000 +0    0.0000000 +0    0.0000000 +0     0     0     0
  C     1.52924898 +1    0.0000000 +0    0.0000000 +0     1     0     0
  C     1.54371868 +1  111.6245155 +1    0.0000000 +0     2     1     0
  C     1.55122735 +1  110.4541895 +1  163.7430750 +1     3     2     1
  C     1.53547141 +1  111.3052827 +1  177.7191003 +1     4     3     2
  C     1.53706117 +1  111.0927704 +1  120.5895748 +1     4     3     5
  C     1.54553626 +1  109.5237115 +1  122.8725134 +1     3     2     4
  C     1.52958491 +1  112.0044148 +1  133.6250503 +1     7     3     2
  H     1.09592909 +1  111.2650804 +1  -62.6250713 +1     1     2     3
  H     1.09566828 +1  111.7053299 +1  119.9234362 +1     1     2     9
  H     1.09540274 +1  111.1881608 +1  120.1534512 +1     1     2    10
  H     1.10669883 +1  108.9352778 +1  121.9735883 +1     2     1     3
  H     1.10550180 +1  110.3869880 +1  115.4712816 +1     2     1    12
  H     1.11507710 +1  108.3824274 +1  118.9642146 +1     3     2     7
  H     1.11513669 +1  108.4468021 +1  119.6672347 +1     4     3     6
  H     1.09473390 +1  111.8794044 +1  -62.3189841 +1     5     4     3
  H     1.09499242 +1  111.2315395 +1  120.5203634 +1     5     4    16
  H     1.09551596 +1  111.0486915 +1  119.7608467 +1     5     4    17
  H     1.09504386 +1  111.3039773 +1  -52.2926186 +1     6     4     3
  H     1.09451233 +1  111.8772767 +1  120.5261302 +1     6     4    19
  H     1.09547338 +1  111.0724440 +1  119.6022119 +1     6     4    20
  H     1.10518524 +1  110.5283839 +1  123.2862421 +1     7     3     8
  H     1.10759260 +1  110.2736989 +1  115.2332961 +1     7     3    22
  H     1.09563708 +1  111.2408290 +1  -62.7092304 +1     8     7     3
  H     1.09564948 +1  111.6232605 +1  120.0093729 +1     8     7    24
  H     1.09536466 +1  111.2721878 +1  120.1094732 +1     8     7    25