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

using model chemistry: PBEPBE/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 PBEPBE/6-31G(2df,p)
 hartrees
Energy at 0K-213.507141
Energy at 298.15K-213.519666
HF Energy-213.507141
Nuclear repulsion energy187.589821
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 PBEPBE/6-31G(2df,p)
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' 3407 3372 1.56      
2 A' 3070 3038 33.54      
3 A' 3049 3017 54.01      
4 A' 2976 2945 35.71      
5 A' 2966 2936 34.36      
6 A' 2838 2809 165.88      
7 A' 1478 1463 0.98      
8 A' 1451 1436 1.31      
9 A' 1440 1426 11.17      
10 A' 1374 1360 3.15      
11 A' 1345 1331 0.28      
12 A' 1277 1264 3.40      
13 A' 1196 1184 1.05      
14 A' 1127 1115 11.44      
15 A' 1042 1031 5.74      
16 A' 883 874 9.37      
17 A' 798 790 1.62      
18 A' 742 734 66.20      
19 A' 416 411 0.20      
20 A' 248 245 0.69      
21 A' 178 176 0.88      
22 A' 107 106 0.77      
23 A" 3070 3038 11.86      
24 A" 3048 3017 10.58      
25 A" 2975 2945 26.17      
26 A" 2964 2934 1.86      
27 A" 2833 2804 18.15      
28 A" 1466 1451 5.65      
29 A" 1455 1440 8.73      
30 A" 1446 1431 8.43      
31 A" 1426 1411 10.82      
32 A" 1354 1340 9.63      
33 A" 1305 1291 38.29      
34 A" 1238 1225 4.38      
35 A" 1143 1131 46.99      
36 A" 1075 1064 10.84      
37 A" 1035 1024 3.57      
38 A" 923 914 0.24      
39 A" 783 775 0.39      
40 A" 410 406 0.40      
41 A" 250 247 0.70      
42 A" 121 120 0.90      

Unscaled Zero Point Vibrational Energy (zpe) 31863.2 cm-1
Scaled (by 0.9897) Zero Point Vibrational Energy (zpe) 31535.0 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 PBEPBE/6-31G(2df,p)
ABC
0.58628 0.06958 0.06559

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.017 -0.284 0.000
C2 0.017 0.518 1.221
C3 0.017 0.518 -1.221
C4 0.017 -0.373 2.462
C5 0.017 -0.373 -2.462
H6 -0.812 -0.886 0.000
H7 -0.836 1.237 1.272
H8 0.934 1.138 1.209
H9 -0.836 1.237 -1.272
H10 0.934 1.138 -1.209
H11 0.066 0.231 3.382
H12 -0.902 -0.983 2.513
H13 0.877 -1.060 2.444
H14 0.066 0.231 -3.382
H15 -0.902 -0.983 -2.513
H16 0.877 -1.060 -2.444

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16
N11.46071.46072.46362.46361.02512.15892.07962.15892.07963.42102.76572.70463.42102.76572.7046
C21.46072.44161.52773.78902.03721.11701.10672.73142.67002.18032.18332.17404.61164.12804.0817
C31.46072.44163.78901.52772.03722.73142.67001.11701.10674.61164.12804.08172.18032.18332.1740
C42.46361.52773.78904.92402.64822.17602.16634.15514.07431.10141.10401.10125.87505.09615.0279
C52.46363.78901.52774.92402.64824.15514.07432.17602.16635.87505.09615.02791.10141.10401.1012
H61.02512.03722.03722.64822.64822.47542.93412.47542.93413.66812.51682.97623.66812.51682.9762
H72.15891.11702.73142.17604.15512.47541.77352.54463.04942.50472.54413.09614.84604.38904.6928
H82.07961.10672.67002.16634.07432.93411.77353.04942.41822.50923.09312.52204.75934.66084.2638
H92.15892.73141.11704.15512.17602.47542.54463.04941.77354.84604.38904.69282.50472.54413.0961
H102.07962.67001.10674.07432.16632.93413.04942.41821.77354.75934.66084.26382.50923.09312.5220
H113.42102.18034.61161.10145.87503.66812.50472.50924.84604.75931.77851.79066.76336.09596.0219
H122.76572.18334.12801.10405.09612.51682.54413.09314.38904.66081.77851.78206.09595.02685.2673
H132.70462.17404.08171.10125.02792.97623.09612.52204.69284.26381.79061.78206.02195.26734.8877
H143.42104.61162.18035.87501.10143.66814.84604.75932.50472.50926.76336.09596.02191.77851.7906
H152.76574.12802.18335.09611.10402.51684.38904.66082.54413.09316.09595.02685.26731.77851.7820
H162.70464.08172.17405.02791.10122.97624.69284.26383.09612.52206.02195.26734.88771.79061.7820

picture of diethylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C4 111.033 N1 C2 H7 113.084
N1 C2 H8 107.390 N1 C3 C5 111.033
N1 C3 H9 113.084 N1 C3 H10 107.390
C2 N1 C3 113.393 C2 N1 H6 108.814
C2 C4 H11 111.015 C2 C4 H12 111.096
C2 C4 H13 110.522 C3 N1 H6 108.814
C3 C5 H14 111.015 C3 C5 H15 111.096
C3 C5 H16 110.522 C4 C2 H7 109.752
C4 C2 H8 109.592 C5 C3 H8 151.023
C5 C3 H10 109.592 H7 C2 H8 105.790
H9 C3 H10 105.790 H11 C4 H12 107.497
H11 C4 H13 108.775 H12 C4 H13 107.815
H14 C5 H15 107.497 H14 C5 H16 108.775
H15 C5 H16 107.815
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.272      
2 C -0.125      
3 C -0.125      
4 C -0.420      
5 C -0.420      
6 H 0.210      
7 H 0.082      
8 H 0.112      
9 H 0.082      
10 H 0.112      
11 H 0.125      
12 H 0.121      
13 H 0.137      
14 H 0.125      
15 H 0.121      
16 H 0.137      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.689 0.257 0.000 0.736
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.309 1.525 0.000
y 1.525 -34.083 0.000
z 0.000 0.000 -33.106
Traceless
 xyz
x 0.286 1.525 0.000
y 1.525 -0.876 0.000
z 0.000 0.000 0.590
Polar
3z2-r21.180
x2-y20.774
xy1.525
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.172 0.091 0.000
y 0.091 7.647 0.000
z 0.000 0.000 10.042


<r2> (average value of r2) Å2
<r2> 188.314
(<r2>)1/2 13.723