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

using model chemistry: mPW1PW91/6-31G(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 mPW1PW91/6-31G(2df,p)
 hartrees
Energy at 0K-213.763972
Energy at 298.15K-213.776657
HF Energy-213.763972
Nuclear repulsion energy188.910474
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 mPW1PW91/6-31G(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' 3546 3386 0.30      
2 A' 3157 3014 35.71      
3 A' 3136 2994 56.97      
4 A' 3063 2925 64.21      
5 A' 3058 2920 3.72      
6 A' 2947 2813 156.25      
7 A' 1531 1462 1.34      
8 A' 1502 1434 1.78      
9 A' 1492 1425 11.85      
10 A' 1433 1368 2.92      
11 A' 1396 1333 0.54      
12 A' 1325 1265 3.93      
13 A' 1239 1183 1.50      
14 A' 1173 1120 15.01      
15 A' 1079 1030 5.79      
16 A' 909 868 7.56      
17 A' 825 788 1.43      
18 A' 767 733 71.66      
19 A' 427 408 0.29      
20 A' 256 244 0.89      
21 A' 184 176 0.93      
22 A' 112 106 0.94      
23 A" 3157 3014 11.36      
24 A" 3136 2994 11.85      
25 A" 3062 2923 10.72      
26 A" 3057 2919 17.84      
27 A" 2942 2808 13.17      
28 A" 1519 1450 11.81      
29 A" 1511 1442 10.05      
30 A" 1498 1430 7.02      
31 A" 1481 1414 11.95      
32 A" 1409 1345 12.75      
33 A" 1359 1297 30.85      
34 A" 1286 1228 3.34      
35 A" 1192 1138 45.91      
36 A" 1117 1067 7.98      
37 A" 1072 1023 3.38      
38 A" 955 912 0.12      
39 A" 807 771 0.44      
40 A" 424 404 0.43      
41 A" 257 245 0.67      
42 A" 119 114 0.90      

Unscaled Zero Point Vibrational Energy (zpe) 32958.5 cm-1
Scaled (by 0.9547) Zero Point Vibrational Energy (zpe) 31465.5 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 mPW1PW91/6-31G(2df,p)
ABC
0.59480 0.07048 0.06643

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.017 -0.279 0.000
C2 0.017 0.516 1.213
C3 0.017 0.516 -1.213
C4 0.017 -0.371 2.447
C5 0.017 -0.371 -2.447
H6 -0.793 -0.888 0.000
H7 -0.832 1.223 1.262
H8 0.924 1.133 1.206
H9 -0.832 1.223 -1.262
H10 0.924 1.133 -1.206
H11 0.060 0.227 3.359
H12 -0.892 -0.981 2.494
H13 0.874 -1.048 2.430
H14 0.060 0.227 -3.359
H15 -0.892 -0.981 -2.494
H16 0.874 -1.048 -2.430

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16
N11.45011.45012.44832.44831.01402.13752.06602.13752.06603.39762.74532.68943.39762.74532.6894
C21.45012.42661.51913.76582.02451.10601.09702.71112.65642.16582.16872.15904.58204.09954.0565
C31.45012.42663.76581.51912.02452.71112.65641.10601.09704.58204.09954.05652.16582.16872.1590
C42.44831.51913.76584.89312.62852.15982.15034.12544.05291.09261.09491.09235.83695.05994.9976
C52.44833.76581.51914.89312.62854.12544.05292.15982.15035.83695.05994.99761.09261.09491.0923
H61.01402.02452.02452.62852.62852.46002.91322.46002.91323.64122.49742.95163.64122.49742.9516
H72.13751.10602.71112.15984.12542.46001.75892.52493.03052.48672.52493.07134.81124.35524.6588
H82.06601.09702.65642.15034.05292.91321.75893.03052.41202.49053.06912.50164.73384.63134.2405
H92.13752.71111.10604.12542.15982.46002.52493.03051.75894.81124.35524.65882.48672.52493.0713
H102.06602.65641.09704.05292.15032.91323.03052.41201.75894.73384.63134.24052.49053.06912.5016
H113.39762.16584.58201.09265.83693.64122.48672.49054.81124.73381.76471.77586.71886.05175.9841
H122.74532.16874.09951.09495.05992.49742.52493.06914.35524.63131.76471.76806.05174.98745.2313
H132.68942.15904.05651.09234.99762.95163.07132.50164.65884.24051.77581.76805.98415.23134.8604
H143.39764.58202.16585.83691.09263.64124.81124.73382.48672.49056.71886.05175.98411.76471.7758
H152.74534.09952.16875.05991.09492.49744.35524.63132.52493.06916.05174.98745.23131.76471.7680
H162.68944.05652.15904.99761.09232.95164.65884.24053.07132.50165.98415.23134.86041.77581.7680

picture of diethylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C4 111.071 N1 C2 H7 112.796
N1 C2 H8 107.609 N1 C3 C5 111.071
N1 C3 H9 112.796 N1 C3 H10 107.609
C2 N1 C3 113.589 C2 N1 H6 109.219
C2 C4 H11 110.996 C2 C4 H12 111.088
C2 C4 H13 110.472 C3 N1 H6 109.219
C3 C5 H14 110.996 C3 C5 H15 111.088
C3 C5 H16 110.472 C4 C2 H7 109.718
C4 C2 H8 109.504 C5 C3 H8 151.049
C5 C3 H10 109.504 H7 C2 H8 105.958
H9 C3 H10 105.958 H11 C4 H12 107.555
H11 C4 H13 108.738 H12 C4 H13 107.876
H14 C5 H15 107.555 H14 C5 H16 108.738
H15 C5 H16 107.876
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.342      
2 C -0.145      
3 C -0.145      
4 C -0.457      
5 C -0.457      
6 H 0.233      
7 H 0.100      
8 H 0.129      
9 H 0.100      
10 H 0.129      
11 H 0.140      
12 H 0.135      
13 H 0.153      
14 H 0.140      
15 H 0.135      
16 H 0.153      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.730 0.303 0.000 0.791
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.012 1.534 0.000
y 1.534 -33.729 0.000
z 0.000 0.000 -32.808
Traceless
 xyz
x 0.257 1.534 0.000
y 1.534 -0.819 0.000
z 0.000 0.000 0.562
Polar
3z2-r21.124
x2-y20.718
xy1.534
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.954 0.098 0.000
y 0.098 7.377 0.000
z 0.000 0.000 9.488


<r2> (average value of r2) Å2
<r2> 185.946
(<r2>)1/2 13.636