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

simeh3r   1881 Methylsilane (Geo)

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    #  Species Formula
  1871 Silylene (singlet) (Geo)H2Si
  1872 Silylene (singlet)H2Si
  1873 Silyl, cationH3Si
  1874 SilylH3Si
  1875 Silyl, anionH3Si
  1876 Silane (Geo)H4Si
  1877 SilaneH4Si
  1878 B5H8-SiH3 (Geo)H11B5Si
  1879 MethylsilylCH5Si
  1880 MethylsilaneCH6Si
  1881 Methylsilane (Geo) CH6Si
  1882 VinylsilaneC2H6Si
  1883 DimethylsilylC2H7Si
  1884 DimethylsilaneC2H8Si
  1885 EthylsilaneC2H8Si
  1886 TrimethylsilylC3H9Si
  1887 TrimethylsilaneC3H10Si
  1888 DiethylsilaneC4H12Si
  1889 Tetramethylsilane (Geo)C4H12Si
  1890 TetramethylsilaneC4H12Si
  1891 1,1-DimethylsilacyclobutaneC5H12Si


REF: J. H. Callomon, E. Hirota, K. Kuchitsu, W. J. Lafferty, A. G. Maki, C. S. Pote, "Structure Data on Free Polyatomic Molecules," Landolt-Bornstein, New Series, Group II, Vol. 7, Springer, Berlin (1976).
  
 PM7
Methylsilane
 GR=CHKL1976 <Si-H> < > <H-Si-H> <Si-C>
  H     0.00000000 +0    0.0000000 +0    0.0000000 +0     0     0     0
 Si     1.48500000 +1    0.0000000 +0    0.0000000 +0     1     0     0
  H     1.45480149 +1  108.3000000 +1    0.0000000 +0     2     1     0
  C     1.86700000 +1  110.4769768 +1 -121.1036602 +1     2     1     3
  H     1.45488789 +1  108.5645543 +1  118.0117425 +1     2     1     3
  H     1.10604911 +1  112.0668388 +1   59.3140507 +1     4     2     1
  H     1.10597502 +1  112.0913793 +1  179.3222531 +1     4     2     1
  H     1.10601415 +1  112.0589104 +1  -60.6734209 +1     4     2     1