return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: PBEPBEultrafine/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 PBEPBEultrafine/6-31+G**
 hartrees
Energy at 0K-213.513622
Energy at 298.15K-213.526142
HF Energy-213.513622
Nuclear repulsion energy187.205386
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 PBEPBEultrafine/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' 3416 3377 0.29      
2 A' 3069 3034 39.15      
3 A' 3048 3014 60.37      
4 A' 2979 2945 68.66      
5 A' 2974 2940 3.77      
6 A' 2843 2811 219.09      
7 A' 1477 1460 2.32      
8 A' 1456 1439 3.24      
9 A' 1446 1429 18.94      
10 A' 1379 1363 3.95      
11 A' 1346 1331 0.80      
12 A' 1276 1262 4.28      
13 A' 1189 1176 1.74      
14 A' 1125 1112 13.27      
15 A' 1040 1028 8.86      
16 A' 878 868 6.69      
17 A' 800 791 1.01      
18 A' 738 730 84.25      
19 A' 416 411 0.18      
20 A' 250 247 1.18      
21 A' 181 179 1.02      
22 A' 109 108 1.37      
23 A" 3069 3034 10.61      
24 A" 3048 3013 14.70      
25 A" 2979 2945 10.60      
26 A" 2973 2939 26.29      
27 A" 2838 2806 23.86      
28 A" 1467 1450 4.37      
29 A" 1458 1441 7.41      
30 A" 1451 1434 13.17      
31 A" 1430 1414 18.51      
32 A" 1361 1346 17.22      
33 A" 1306 1291 27.21      
34 A" 1240 1226 4.78      
35 A" 1138 1125 54.31      
36 A" 1077 1065 11.20      
37 A" 1035 1023 3.54      
38 A" 923 912 0.13      
39 A" 785 776 0.34      
40 A" 417 412 0.39      
41 A" 251 248 0.72      
42 A" 112 111 1.31      

Unscaled Zero Point Vibrational Energy (zpe) 31894.1 cm-1
Scaled (by 0.9886) Zero Point Vibrational Energy (zpe) 31530.5 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 PBEPBEultrafine/6-31+G**
ABC
0.58670 0.06912 0.06519

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBEultrafine/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.017 -0.282 0.000
C2 0.017 0.518 1.227
C3 0.017 0.518 -1.227
C4 0.017 -0.372 2.470
C5 0.017 -0.372 -2.470
H6 -0.801 -0.902 0.000
H7 -0.842 1.231 1.274
H8 0.932 1.139 1.215
H9 -0.842 1.231 -1.274
H10 0.932 1.139 -1.215
H11 0.051 0.237 3.388
H12 -0.896 -0.992 2.517
H13 0.887 -1.049 2.463
H14 0.051 0.237 -3.388
H15 -0.896 -0.992 -2.517
H16 0.887 -1.049 -2.463

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16
N11.46451.46452.47142.47141.02682.15652.08222.15652.08223.42792.77012.72183.42792.77012.7218
C21.46452.45311.52903.80192.04731.11751.10642.73842.68062.18012.18632.17684.62344.13884.1012
C31.46452.45313.80191.52902.04732.73842.68061.11751.10644.62344.13884.10122.18012.18632.1768
C42.47141.52903.80194.93952.65532.17652.16724.16214.08671.10251.10471.10215.88965.10765.0539
C52.47143.80191.52904.93952.65534.16214.08672.17652.16725.88965.10765.05391.10251.10471.1021
H61.02682.04732.04732.65532.65532.48492.94132.48492.94133.67482.52052.98933.67482.52052.9893
H72.15651.11752.73842.17654.16212.48491.77792.54793.05822.50122.54763.09814.84994.39514.7061
H82.08221.10642.68062.16724.08672.94131.77793.05822.43022.51273.09552.51914.77304.67084.2796
H92.15652.73841.11754.16212.17652.48492.54793.05821.77794.84994.39514.70612.50122.54763.0981
H102.08222.68061.10644.08672.16722.94133.05822.43021.77794.77304.67084.27962.51273.09552.5191
H113.42792.18014.62341.10255.88963.67482.50122.51274.84994.77301.77931.79116.77646.10586.0483
H122.77012.18634.13881.10475.10762.52052.54763.09554.39514.67081.77931.78466.10585.03435.2895
H132.72182.17684.10121.10215.05392.98933.09812.51914.70614.27961.79111.78466.04835.28954.9250
H143.42794.62342.18015.88961.10253.67484.84994.77302.50122.51276.77646.10586.04831.77931.7911
H152.77014.13882.18635.10761.10472.52054.39514.67082.54763.09556.10585.03435.28951.77931.7846
H162.72184.10122.17685.05391.10212.98934.70614.27963.09812.51916.04835.28954.92501.79111.7846

picture of diethylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C4 111.282 N1 C2 H7 112.586
N1 C2 H8 107.356 N1 C3 C5 111.282
N1 C3 H9 112.586 N1 C3 H10 107.356
C2 N1 C3 113.760 C2 N1 H6 109.268
C2 C4 H11 110.849 C2 C4 H12 111.204
C2 C4 H13 110.609 C3 N1 H6 109.268
C3 C5 H14 110.849 C3 C5 H15 111.204
C3 C5 H16 110.609 C4 C2 H7 109.680
C4 C2 H8 109.598 C5 C3 H8 151.117
C5 C3 H10 109.598 H7 C2 H8 106.155
H9 C3 H10 106.155 H11 C4 H12 107.447
H11 C4 H13 108.674 H12 C4 H13 107.936
H14 C5 H15 107.447 H14 C5 H16 108.674
H15 C5 H16 107.936
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.286      
2 C -0.131      
3 C -0.131      
4 C -0.673      
5 C -0.673      
6 H 0.276      
7 H 0.138      
8 H 0.154      
9 H 0.138      
10 H 0.154      
11 H 0.167      
12 H 0.162      
13 H 0.188      
14 H 0.167      
15 H 0.162      
16 H 0.188      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.814 0.407 0.000 0.910
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.544 1.956 0.000
y 1.956 -35.497 0.000
z 0.000 0.000 -33.724
Traceless
 xyz
x 0.066 1.956 0.000
y 1.956 -1.363 0.000
z 0.000 0.000 1.296
Polar
3z2-r22.592
x2-y20.953
xy1.956
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.976 -0.259 0.000
y -0.259 8.883 0.000
z 0.000 0.000 10.863


<r2> (average value of r2) Å2
<r2> 189.963
(<r2>)1/2 13.783