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

using model chemistry: QCISD(T)=FULL/6-31+G**

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(T)=FULL/6-31+G**
 hartrees
Energy at 0K-213.218098
Energy at 298.15K-213.230813
HF Energy-212.336152
Nuclear repulsion energy188.260234
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(T)=FULL/6-31+G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3530 3530        
2 A' 3180 3180        
3 A' 3159 3159        
4 A' 3104 3104        
5 A' 3081 3081        
6 A' 2987 2987        
7 A' 1564 1564        
8 A' 1538 1538        
9 A' 1529 1529        
10 A' 1465 1465        
11 A' 1427 1427        
12 A' 1336 1336        
13 A' 1258 1258        
14 A' 1187 1187        
15 A' 1083 1083        
16 A' 920 920        
17 A' 840 840        
18 A' 795 795        
19 A' 430 430        
20 A' 258 258        
21 A' 188 188        
22 A' 110 110        
23 A" 3180 3180        
24 A" 3159 3159        
25 A" 3101 3101        
26 A" 3080 3080        
27 A" 2983 2983        
28 A" 1554 1554        
29 A" 1538 1538        
30 A" 1533 1533        
31 A" 1508 1508        
32 A" 1449 1449        
33 A" 1383 1383        
34 A" 1304 1304        
35 A" 1180 1180        
36 A" 1135 1135        
37 A" 1085 1085        
38 A" 961 961        
39 A" 819 819        
40 A" 432 432        
41 A" 260 260        
42 A" 104 104        

Unscaled Zero Point Vibrational Energy (zpe) 33358.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 33358.2 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at QCISD(T)=FULL/6-31+G**
ABC
0.59079 0.06993 0.06591

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)=FULL/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.018 -0.287 0.000
C2 0.018 0.521 1.222
C3 0.018 0.521 -1.222
C4 0.018 -0.372 2.456
C5 0.018 -0.372 -2.456
H6 -0.807 -0.886 0.000
H7 -0.837 1.217 1.262
H8 0.924 1.133 1.206
H9 -0.837 1.217 -1.262
H10 0.924 1.133 -1.206
H11 0.047 0.229 3.367
H12 -0.885 -0.987 2.490
H13 0.883 -1.035 2.443
H14 0.047 0.229 -3.367
H15 -0.885 -0.987 -2.490
H16 0.883 -1.035 -2.443

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16
N11.46461.46462.45792.45791.01862.14162.07202.14162.07203.40682.73962.69723.40682.73962.6972
C21.46462.44321.52363.78482.03701.10321.09412.71752.66252.16552.16752.15874.59824.10674.0738
C31.46462.44323.78481.52362.03702.71752.66251.10321.09414.59824.10674.07382.16552.16752.1587
C42.45791.52363.78484.91292.64152.16362.15674.13324.06181.09181.09311.09055.85475.06575.0190
C52.45793.78481.52364.91292.64154.13324.06182.16362.15675.85475.06575.01901.09181.09311.0905
H61.01862.03702.03702.64152.64152.45252.91982.45252.91983.64832.49342.97403.64832.49342.9740
H72.14161.10322.71752.16364.13322.45251.76392.52443.03292.48752.52383.06994.81544.35214.6644
H82.07201.09412.66252.15674.06182.91981.76393.03292.41142.50173.06912.49664.74324.62914.2442
H92.14162.71751.10324.13322.16362.45252.52443.03291.76394.81544.35214.66442.48752.52383.0699
H102.07202.66251.09414.06182.15672.91983.03292.41141.76394.74324.62914.24422.50173.06912.4966
H113.40682.16554.59821.09185.85473.64832.48752.50174.81544.74321.76601.77576.73456.05456.0044
H122.73962.16754.10671.09315.06572.49342.52383.06914.35214.62911.76601.76966.05454.98015.2403
H132.69722.15874.07381.09055.01902.97403.06992.49664.66444.24421.77571.76966.00445.24034.8853
H143.40684.59822.16555.85471.09183.64834.81544.74322.48752.50176.73456.05456.00441.76601.7757
H152.73964.10672.16755.06571.09312.49344.35214.62912.52383.06916.05454.98015.24031.76601.7696
H162.69724.07382.15875.01901.09052.97404.66444.24423.06992.49666.00445.24034.88531.77571.7696

picture of diethylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C4 110.663 N1 C2 H7 112.266
N1 C2 H8 107.264 N1 C3 C5 110.663
N1 C3 H9 112.266 N1 C3 H10 107.264
C2 N1 C3 113.044 C2 N1 H6 108.906
C2 C4 H11 110.700 C2 C4 H12 110.778
C2 C4 H13 110.239 C3 N1 H6 108.906
C3 C5 H14 110.700 C3 C5 H15 110.778
C3 C5 H16 110.239 C4 C2 H7 109.875
C4 C2 H8 109.865 C5 C3 H8 150.890
C5 C3 H10 109.865 H7 C2 H8 106.784
H9 C3 H10 106.784 H11 C4 H12 107.854
H11 C4 H13 108.918 H12 C4 H13 108.272
H14 C5 H15 107.854 H14 C5 H16 108.918
H15 C5 H16 108.272
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability