PM7 Accuracy Date:Mon Feb 11 04:20:05 2019

isobutyl    134 Isobutyl

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    #  Species Formula
   124 1-ButeneC4H8
   125 1-Butene (Geo)C4H8
   126 cis-2-ButeneC4H8
   127 Cyclobutane (Geo)C4H8
   128 CyclobutaneC4H8
   129 Isobutene (Geo)C4H8
   130 IsobuteneC4H8
   131 trans-2-Butene (Geo)C4H8
   132 trans-2-ButeneC4H8
   133 Isobutyl, cationC4H9
   134 Isobutyl C4H9
   135 n-Butane (Geo)C4H10
   136 Isobutane (Geo)C4H10
   137 IsobutaneC4H10
   138 n-Butane, transC4H10
   139 t-butyl lithium (Geo)H9LiC4
   140 n-Butyl lithium (Geo)H9LiC4
   141 n-Butyl lithiumH9LiC4
   142 t-Butyl lithiumH9LiC4
   143 DiethylberylliumH10BeC4
   144 C4B2H6C4H6B2


ΔHf: 4.5 kcal/mol,     REF: J. L. Franklin, J. G. Dillard, H. M. Rosenstock, J. T. Herron, K. Draxl, F. H. Field, Natl. Stand. Ref. Data Ser., Natl. Bur. Stand., No. 26 (1969).
  
 OPEN(1,1) SYMMETRY PM7
Isobutyl
 H=4.5 HR=FDRH1969
 XX     0.00000000 +0    0.0000000 +0    0.0000000 +0     0     0     0
  C     0.49999580 +1    0.0000000 +0    0.0000000 +0     1     0     0
  C     1.47467242 +1   91.1205444 +1    0.0000000 +0     2     1     0
  C     1.47467242 +0   91.1205444 +0  120.0000000 +0     2     1     3
  C     1.47467242 +0   91.1205444 +0 -120.0000000 +0     2     1     3
 XX     1.00000000 +0  129.9190353 +1    0.0000000 +0     3     2     1
 XX     1.00000000 +0  129.9190353 +0    0.0000000 +0     4     2     1
 XX     1.00000000 +0  129.9190353 +0    0.0000000 +0     5     2     1
  H     1.10147825 +1  110.4295512 +1  180.0000000 +0     3     2     1
  H     1.09855521 +1   53.4914214 +1   90.0000000 +0     3     6     2
  H     1.09855521 +0   53.4914214 +0  -90.0000000 +0     3     6     2
  H     1.10147825 +0  110.4295512 +0  180.0000000 +0     4     2     1
  H     1.09855521 +0   53.4914214 +0   90.0000000 +0     4     7     2
  H     1.09855521 +0   53.4914214 +0  -90.0000000 +0     4     7     2
  H     1.10147825 +0  110.4295512 +0  180.0000000 +0     5     2     1
  H     1.09855521 +0   53.4914214 +0   90.0000000 +0     5     8     2
  H     1.09855521 +0   53.4914214 +0  -90.0000000 +0     5     8     2