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All results from a given calculation for NH(C2H5)2 (diethylamine)

using model chemistry: QCISD/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at QCISD/6-31G(2df,p)
 hartrees
Energy at 0K-213.271421
Energy at 298.15K 
HF Energy-212.343262
Nuclear repulsion energy188.575575
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at QCISD/6-31G(2df,p)
Rotational Constants (cm-1) from geometry optimized at QCISD/6-31G(2df,p)
ABC
0.59017 0.07034 0.06627

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.017 -0.288 0.000
C2 0.017 0.521 1.214
C3 0.017 0.521 -1.214
C4 0.017 -0.372 2.450
C5 0.017 -0.372 -2.450
H6 -0.816 -0.868 0.000
H7 -0.832 1.223 1.258
H8 0.926 1.133 1.204
H9 -0.832 1.223 -1.258
H10 0.926 1.133 -1.204
H11 0.054 0.225 3.364
H12 -0.888 -0.985 2.488
H13 0.879 -1.043 2.432
H14 0.054 0.225 -3.364
H15 -0.888 -0.985 -2.488
H16 0.879 -1.043 -2.432

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16
N11.45871.45872.45122.45121.01532.14182.07202.14182.07203.40332.73832.68793.40332.73832.6879
C21.45872.42821.52443.77102.02401.10341.09552.70652.65432.17072.17062.16074.58804.09824.0593
C31.45872.42823.77101.52442.02402.70652.65431.10341.09554.58804.09824.05932.17072.17062.1607
C42.45121.52443.77104.89952.63472.16532.15494.12464.05441.09261.09441.09175.84475.05775.0020
C52.45123.77101.52444.89952.63474.12464.05442.16532.15495.84475.05775.00201.09261.09441.0917
H61.01532.02402.02402.63472.63472.44042.91312.44042.91313.64272.49212.96903.64272.49212.9690
H72.14181.10342.70652.16534.12462.44041.76102.51533.02592.49412.52893.07254.81094.34894.6555
H82.07201.09552.65432.15494.05442.91311.76103.02592.40732.50053.07052.49904.73824.62694.2370
H92.14182.70651.10344.12462.16532.44042.51533.02591.76104.81094.34894.65552.49412.52893.0725
H102.07202.65431.09554.05442.15492.91313.02592.40731.76104.73824.62694.23702.50053.07052.4990
H113.40332.17074.58801.09265.84473.64272.49412.50054.81094.73821.76621.77656.72856.05025.9899
H122.73832.17064.09821.09445.05772.49212.52893.07054.34894.62691.76621.76886.05024.97665.2279
H132.68792.16074.05931.09175.00202.96903.07252.49904.65554.23701.77651.76885.98995.22794.8633
H143.40334.58802.17075.84471.09263.64274.81094.73822.49412.50056.72856.05025.98991.76621.7765
H152.73834.09822.17065.05771.09442.49214.34894.62692.52893.07056.05024.97665.22791.76621.7688
H162.68794.05932.16075.00201.09172.96904.65554.23703.07252.49905.98995.22794.86331.77651.7688

picture of diethylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C4 110.491 N1 C2 H7 112.696
N1 C2 H8 107.577 N1 C3 C5 110.491
N1 C3 H9 112.696 N1 C3 H10 107.577
C2 N1 C3 112.677 C2 N1 H6 108.465
C2 C4 H11 111.009 C2 C4 H12 110.893
C2 C4 H13 110.262 C3 N1 H6 108.465
C3 C5 H14 111.009 C3 C5 H15 110.893
C3 C5 H16 110.262 C4 C2 H7 109.933
C4 C2 H8 109.583 C5 C3 H8 150.865
C5 C3 H10 109.583 H7 C2 H8 106.419
H9 C3 H10 106.419 H11 C4 H12 107.726
H11 C4 H13 108.835 H12 C4 H13 108.017
H14 C5 H15 107.726 H14 C5 H16 108.835
H15 C5 H16 108.017
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability