PM7 Accuracy

urethane   1224 Urethane

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    #  Species Formula
  1214 NitromethaneCH3NO2
  1215 Ethyl nitriteC2H5NO2
  1216 GlycineC2H5NO2
  1217 Methyl carbamateC2H5NO2
  1218 NitroethaneC2H5NO2
  1219 AlanineC3H7NO2
  1220 beta-AlanineC3H7NO2
  1221 IsopropylnitriteC3H7NO2
  1222 N-MethylglycineC3H7NO2
  1223 Propyl nitriteC3H7NO2
  1224 Urethane C3H7NO2
  1225 Methyl cyanoacetateC4H5NO2
  1226 SuccinimideC4H5NO2
  1227 2-NitrobutaneC4H9NO2
  1228 2-NitroisobutaneC4H9NO2
  1229 4-Aminobutanoic acidC4H9NO2
  1230 Isobutyl nitriteC4H9NO2
  1231 n-Butyl nitriteC4H9NO2
  1232 Sec-butyl nitriteC4H9NO2
  1233 t-Butyl nitriteC4H9NO2
  1234 DiethanolamineC4H11NO2


DHf: -106.7 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
Urethane
 H=-106.7 HR=NIST
  O     0.00000000  0    0.0000000  0    0.0000000  0     0     0     0
  C     1.21081127  1    0.0000000  0    0.0000000  0     1     0     0
  N     1.37434386  1  125.5064818  1    0.0000000  0     2     1     0
  O     1.36547817  1  124.7202562  1 -179.9955102  1     2     1     3
  C     1.43988350  1  114.1603197  1    0.0048292  1     4     2     1
  C     1.51898436  1  103.7741435  1  179.9828111  1     5     4     2
  H     0.99658411  1  121.8311732  1  179.9976969  1     3     2     1
  H     0.99929428  1  119.7346637  1  179.9983736  1     3     2     7
  H     1.10491253  1  108.4709725  1  120.5803715  1     5     4     6
  H     1.10499001  1  108.4578527  1  118.8657851  1     5     4     9
  H     1.09811707  1  111.3820518  1  -60.0262356  1     6     5     4
  H     1.09819954  1  111.3649532  1  119.2214772  1     6     5    11
  H     1.09604841  1  111.0638989  1  120.3755081  1     6     5    12