Accuracy

2,3-dimethyl-1-butene    189 2,3-Dimethyl-1-butene

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    #  Species Formula
   179 1,2-DimethylcyclobuteneC6H10
   180 1,5-HexadieneC6H10
   181 1-Methyl cyclopenteneC6H10
   182 3-Methyl cyclopenteneC6H10
   183 4-Methyl cyclopenteneC6H10
   184 BicyclopropylC6H10
   185 Cyclohexene (Geo)C6H10
   186 CyclohexeneC6H10
   187 Cyclohexyl, cationC6H11
   188 1-HexeneC6H12
   189 2,3-Dimethyl-1-butene C6H12
   190 2,3-Dimethyl-2-buteneC6H12
   191 (Z)-3-Methyl-2-penteneC6H12
   192 4-Methyl-1-penteneC6H12
   193 Cyclohexane (Geo)C6H12
   194 CyclohexaneC6H12
   195 2,2-Dimethyl butaneC6H14
   196 2,3-Dimethyl butaneC6H14
   197 2-Methyl pentaneC6H14
   198 3-Methyl pentaneC6H14
   199 n-HexaneC6H14


ΔHf: -15.7 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
2,3-Dimethyl-1-butene
 H=-15.74 HR=NIST
  C     0.00000000 +0    0.0000000 +0    0.0000000 +0     0     0     0
  C     1.53450066 +1    0.0000000 +0    0.0000000 +0     1     0     0
  C     1.50948506 +1  110.8998823 +1    0.0000000 +0     2     1     0
  C     1.33496600 +1  123.0791847 +1  -52.7035781 +1     3     2     1
  C     1.53492048 +1  110.6959573 +1 -121.8223929 +1     2     1     3
  C     1.49435493 +1  115.0925112 +1 -179.6361867 +1     3     2     4
  H     1.09576524 +1  111.1036235 +1  -52.9947709 +1     1     2     3
  H     1.09567041 +1  111.5956198 +1  119.6796303 +1     1     2     7
  H     1.09480519 +1  111.1837207 +1  120.0769383 +1     1     2     8
  H     1.12008083 +1  107.7550386 +1 -118.2183493 +1     2     1     5
  H     1.07673462 +1  123.6072296 +1    0.2838585 +1     4     3     2
  H     1.07613867 +1  123.8114705 +1 -179.8969478 +1     4     3    11
  H     1.09603536 +1  111.3723983 +1   61.5878861 +1     5     2     1
  H     1.09554406 +1  111.1499170 +1  119.6237154 +1     5     2    13
  H     1.09474039 +1  111.2304252 +1  120.2282247 +1     5     2    14
  H     1.09896786 +1  111.4410013 +1   52.7347320 +1     6     3     2
  H     1.09973285 +1  110.9451393 +1 -119.6583268 +1     6     3    16
  H     1.09817610 +1  112.5690673 +1 -119.9525283 +1     6     3    17