Accuracy

1,1-dimethylsilacyclobutane   1889 1,1-Dimethylsilacyclobutane

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    #  Species Formula
  1879 Methylsilane (Geo)CH6Si
  1880 VinylsilaneC2H6Si
  1881 DimethylsilylC2H7Si
  1882 DimethylsilaneC2H8Si
  1883 EthylsilaneC2H8Si
  1884 TrimethylsilylC3H9Si
  1885 TrimethylsilaneC3H10Si
  1886 DiethylsilaneC4H12Si
  1887 Tetramethylsilane (Geo)C4H12Si
  1888 TetramethylsilaneC4H12Si
  1889 1,1-Dimethylsilacyclobutane C5H12Si
  1890 TriethylsilaneC6H16Si
  1891 SiC4(-) (FOGMET) (Geo)C8H13Si
  1892 SiC4(-) (FOGMET)C8H13Si
  1893 TetraethylsilaneC8H20Si
  1894 Silicon nitride (Geo)NSi
  1895 SiC4 (BAWNUI) (Geo)C4H9NSi
  1896 SiC4 (BAWNUI)C4H9NSi
  1897 SiC3N(+) (CASKIQ) (Geo)C8H14NSi
  1898 SiC3N(+) (CASKIQ)C8H14NSi
  1899 Trimethylsilicon hydroxideC3H10OSi


ΔHf: -33.7 kcal/mol,     REF: J. B. Pedley, B. S. Iseard, "CATCH Tables of Silicon Compounds," University of Sussex, 1972
  
 PM7
1,1-Dimethylsilacyclobutane
 H=-33.7 HR=CATCH
  C     0.00000000 +0    0.0000000 +0    0.0000000 +0     0     0     0
 Si     1.88549461 +1    0.0000000 +0    0.0000000 +0     1     0     0
  C     1.88524419 +1   79.6493223 +1    0.0000000 +0     2     1     0
  C     1.55663437 +1   89.3135235 +1    0.0057122 +1     3     2     1
  H     1.10178172 +1  116.0065933 +1  116.3164834 +1     1     2     3
  H     1.10175808 +1  116.0343106 +1 -116.3732404 +1     1     2     3
  C     1.85500095 +1  115.4266283 +1  113.4966617 +1     2     3     4
  C     1.85500263 +1  115.4511120 +1 -113.4430492 +1     2     3     4
  H     1.10182599 +1  116.0749896 +1  116.3623075 +1     3     2     1
  H     1.10185533 +1  116.0392504 +1 -116.3023463 +1     3     2     1
  H     1.10471764 +1  112.5109879 +1  120.5715901 +1     4     3     2
  H     1.10468911 +1  112.5027547 +1 -120.5993846 +1     4     3     2
  H     1.10551723 +1  111.5210413 +1  179.4584061 +1     7     2     8
  H     1.10555004 +1  111.5777265 +1   59.4150504 +1     7     2     8
  H     1.10561072 +1  111.5003993 +1  -60.5402162 +1     7     2     8
  H     1.10554840 +1  111.5036397 +1 -179.8695127 +1     8     2     7
  H     1.10559201 +1  111.5159904 +1   60.1242457 +1     8     2     7
  H     1.10555125 +1  111.5712053 +1  -59.8403885 +1     8     2     7