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: mPW1PW91/aug-cc-pVTZ

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/aug-cc-pVTZ
 hartrees
Energy at 0K-213.824807
Energy at 298.15K-213.837478
HF Energy-213.824807
Nuclear repulsion energy189.162590
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/aug-cc-pVTZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3541 3393 0.06      
2 A' 3135 3004 38.89      
3 A' 3116 2986 59.49      
4 A' 3054 2926 58.40      
5 A' 3048 2920 4.45      
6 A' 2938 2815 173.62      
7 A' 1526 1462 2.85      
8 A' 1498 1435 2.73      
9 A' 1489 1427 14.73      
10 A' 1429 1370 2.78      
11 A' 1397 1338 1.04      
12 A' 1320 1265 3.91      
13 A' 1233 1181 2.06      
14 A' 1171 1122 13.80      
15 A' 1075 1030 7.55      
16 A' 903 865 4.02      
17 A' 826 791 1.31      
18 A' 749 718 73.98      
19 A' 425 407 0.25      
20 A' 250 239 1.11      
21 A' 183 176 0.93      
22 A' 109 105 1.17      
23 A" 3135 3003 10.33      
24 A" 3116 2986 14.87      
25 A" 3053 2925 7.36      
26 A" 3047 2919 23.33      
27 A" 2935 2812 16.00      
28 A" 1515 1451 7.39      
29 A" 1509 1446 13.40      
30 A" 1494 1432 7.42      
31 A" 1479 1417 14.04      
32 A" 1409 1350 13.01      
33 A" 1359 1302 21.79      
34 A" 1287 1233 3.71      
35 A" 1184 1134 52.55      
36 A" 1117 1070 8.07      
37 A" 1071 1027 2.28      
38 A" 953 913 0.20      
39 A" 807 773 0.46      
40 A" 425 407 0.41      
41 A" 250 240 0.59      
42 A" 116 111 0.83      

Unscaled Zero Point Vibrational Energy (zpe) 32837.7 cm-1
Scaled (by 0.9581) Zero Point Vibrational Energy (zpe) 31461.8 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/aug-cc-pVTZ
ABC
0.59891 0.07051 0.06648

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.017 -0.276 0.000
C2 0.017 0.514 1.215
C3 0.017 0.514 -1.215
C4 0.017 -0.370 2.446
C5 0.017 -0.370 -2.446
H6 -0.775 -0.906 0.000
H7 -0.834 1.214 1.260
H8 0.919 1.131 1.207
H9 -0.834 1.214 -1.260
H10 0.919 1.131 -1.207
H11 0.039 0.230 3.355
H12 -0.880 -0.991 2.483
H13 0.883 -1.031 2.444
H14 0.039 0.230 -3.355
H15 -0.880 -0.991 -2.483
H16 0.883 -1.031 -2.444

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16
N11.44901.44902.44742.44741.01182.12872.06192.12872.06193.39342.73522.70023.39342.73522.7002
C21.44902.43001.51493.76572.02941.10271.09342.70932.65762.15922.16282.15534.57914.09204.0646
C31.44902.43003.76571.51492.02942.70932.65761.10271.09344.57914.09204.06462.15922.16282.1553
C42.44741.51493.76574.89122.62592.15342.14504.11884.05101.09001.09211.08965.83195.04795.0091
C52.44743.76571.51494.89122.62594.11884.05102.15342.14505.83195.04795.00911.09001.09211.0896
H61.01182.02942.02942.62592.62592.46702.91162.46702.91163.63482.48662.95543.63482.48662.9554
H72.12871.10272.70932.15344.11882.46701.75562.52043.02782.47372.52213.06394.79924.34474.6588
H82.06191.09342.65762.14504.05102.91161.75563.02782.41452.49013.06122.49104.73324.62174.2432
H92.12872.70931.10274.11882.15342.46702.52043.02781.75564.79924.34474.65882.47372.52213.0639
H102.06192.65761.09344.05102.14502.91163.02782.41451.75564.73324.62174.24322.49013.06122.4910
H113.39342.15924.57911.09005.83193.63482.47372.49014.79924.73321.76021.77036.71076.03515.9942
H122.73522.16284.09201.09215.04792.48662.52213.06124.34474.62171.76021.76416.03514.96585.2327
H132.70022.15534.06461.08965.00912.95543.06392.49104.65884.24321.77031.76415.99425.23274.8872
H143.39344.57912.15925.83191.09003.63484.79924.73322.47372.49016.71076.03515.99421.76021.7703
H152.73524.09202.16285.04791.09212.48664.34474.62172.52213.06126.03514.96585.23271.76021.7641
H162.70024.06462.15535.00911.08962.95544.65884.24323.06392.49105.99425.23274.88721.77031.7641

picture of diethylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C4 111.306 N1 C2 H7 112.363
N1 C2 H8 107.569 N1 C3 C5 111.306
N1 C3 H9 112.363 N1 C3 H10 107.569
C2 N1 C3 113.963 C2 N1 H6 109.837
C2 C4 H11 110.915 C2 C4 H12 111.079
C2 C4 H13 110.633 C3 N1 H6 109.837
C3 C5 H14 110.915 C3 C5 H15 111.079
C3 C5 H16 110.633 C4 C2 H7 109.701
C4 C2 H8 109.581 C5 C3 H8 151.154
C5 C3 H10 109.581 H7 C2 H8 106.142
H9 C3 H10 106.142 H11 C4 H12 107.546
H11 C4 H13 108.626 H12 C4 H13 107.922
H14 C5 H15 107.546 H14 C5 H16 108.626
H15 C5 H16 107.922
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.202      
2 C -0.163      
3 C -0.163      
4 C -0.726      
5 C -0.726      
6 H -0.012      
7 H 0.188      
8 H 0.201      
9 H 0.188      
10 H 0.201      
11 H 0.216      
12 H 0.187      
13 H 0.205      
14 H 0.216      
15 H 0.187      
16 H 0.205      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.763 0.394 0.000 0.859
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.776 1.707 0.000
y 1.707 -34.678 0.000
z 0.000 0.000 -33.363
Traceless
 xyz
x 0.244 1.707 0.000
y 1.707 -1.108 0.000
z 0.000 0.000 0.863
Polar
3z2-r21.727
x2-y20.901
xy1.707
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.141 -0.145 0.000
y -0.145 8.919 0.000
z 0.000 0.000 11.061


<r2> (average value of r2) Å2
<r2> 186.229
(<r2>)1/2 13.647