Accuracy

trimethyl phosphite   1984 Trimethyl phosphite

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    #  Species Formula
  1974 Phosphorus oxideOP
  1975 Phosphorus oxide (Geo)OP
  1976 HPOHOP
  1977 Trimethylphosphine oxideC3H9OP
  1978 Triphenyl phosphine oxide (Geo)C18H15OP
  1979 Triphenyl phosphine oxideC18H15OP
  1980 Phosphorus dioxideO2P
  1981 HPO3HO3P
  1982 Methylphosphonic acidCH5O3P
  1983 Ethylphosphonic acidC2H7O3P
  1984 Trimethyl phosphite C3H9O3P
  1985 Triethyl phosphiteC6H15O3P
  1986 Di-isopropyl ethylphosphonateC8H19O3P
  1987 Tri-isopropyl phosphiteC9H21O3P
  1988 Methyl phosphate anionCH4O4P
  1989 Methyl phosphateCH5O4P
  1990 Ethylene phosphate anion (Geo)C2H4O4P
  1991 Ethylene phosphate anionC2H4O4P
  1992 (C2H4)PO4HC2H5O4P
  1993 Ethylene phosphateC2H5O4P
  1994 Dimethyl phosphate anion (Geo)C2H6O4P


ΔHf: -168.3 kcal/mol,     REF: J. O. Cox, G. Pilcher, "Thermochemistry of Organic and Organometallic Compounds," Academic Press, New York, N.Y., 1970.
I.P.: 9.0 eV,     REF: R. D. Levin, S. G. Lias, "Ionization Potentials and Appearance Potential Measurements," 1971-1981, Natl. Stand. Ref. Data Ser., Natl. Bur. Stand. 71, (1982), Cat. No. C13.48:71.
  
 SYMMETRY PM7
Trimethyl phosphite
 H=-168.3 HR=C&P1970 I=9. IR=LLNBS82
 
 XX     0.00000000 +0    0.0000000 +0    0.0000000 +0     0     0     0
  P     1.00000000 +0    0.0000000 +0    0.0000000 +0     1     0     0
  O     1.67579686 +1  123.1240163 +1    0.0000000 +0     2     1     0
  O     1.67579686 +0  123.1240163 +0  120.0000000 +0     2     1     3
  O     1.67579686 +0  123.1240163 +0 -120.0000000 +0     2     1     3
  C     1.44678086 +1  118.3113281 +1    0.0000000 +0     3     2     1
  C     1.44678086 +0  118.3113281 +0    0.0000000 +0     4     2     1
  C     1.44678086 +0  118.3113281 +0    0.0000000 +0     5     2     1
  H     1.09927544 +1  109.1693226 +1  -62.7220513 +1     6     3     2
  H     1.09927544 +0  109.1693226 +0   61.6100199 +1     6     3     2
  H     1.09927544 +0  109.1693226 +0  179.4384895 +1     6     3     2
  H     1.09927544 +0  109.1693226 +0  -62.3844521 +1     7     4     2
  H     1.09927544 +0  109.1693226 +0   61.9493054 +1     7     4     2
  H     1.09927544 +0  109.1693226 +0  179.7722527 +1     7     4     2
  H     1.09927544 +0  109.1693226 +0   61.7976047 +1     8     5     2
  H     1.09927544 +0  109.1693226 +0  179.6237551 +1     8     5     2
  H     1.09927544 +0  109.1693226 +0  -62.5402861 +1     8     5     2
 
   3  1    4    5
   3  2    4    5
   6  1    7    8
   6  2    7    8
   9  1   10   11   12   13   14   15   16   17
   9  2   10   11   12   13   14   15   16   17