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

using model chemistry: PBEPBE/6-31G**

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**
 hartrees
Energy at 0K-213.503585
Energy at 298.15K-213.516150
HF Energy-213.503585
Nuclear repulsion energy187.439002
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**
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' 3401 3354 2.63      
2 A' 3079 3037 37.11      
3 A' 3057 3015 58.19      
4 A' 2984 2943 48.52      
5 A' 2978 2937 26.65      
6 A' 2845 2806 180.85      
7 A' 1493 1472 0.69      
8 A' 1467 1447 1.90      
9 A' 1456 1436 12.92      
10 A' 1389 1370 3.15      
11 A' 1355 1336 0.27      
12 A' 1284 1266 2.85      
13 A' 1201 1185 1.15      
14 A' 1133 1117 11.77      
15 A' 1042 1028 5.67      
16 A' 888 875 10.77      
17 A' 805 794 2.11      
18 A' 753 742 74.54      
19 A' 417 412 0.18      
20 A' 255 251 0.83      
21 A' 181 178 0.91      
22 A' 109 108 1.00      
23 A" 3079 3037 11.21      
24 A" 3057 3015 12.52      
25 A" 2983 2943 24.99      
26 A" 2976 2935 3.89      
27 A" 2838 2799 19.31      
28 A" 1481 1460 4.69      
29 A" 1467 1446 5.66      
30 A" 1462 1442 10.66      
31 A" 1436 1416 16.90      
32 A" 1371 1352 13.00      
33 A" 1312 1294 37.09      
34 A" 1246 1228 4.52      
35 A" 1144 1128 48.12      
36 A" 1081 1066 10.95      
37 A" 1040 1026 4.77      
38 A" 927 914 0.13      
39 A" 790 779 0.42      
40 A" 415 409 0.54      
41 A" 257 253 0.74      
42 A" 122 121 1.16      

Unscaled Zero Point Vibrational Energy (zpe) 32025.8 cm-1
Scaled (by 0.9863) Zero Point Vibrational Energy (zpe) 31587.1 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**
ABC
0.58578 0.06944 0.06547

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.017 -0.285 0.000
C2 0.017 0.518 1.223
C3 0.017 0.518 -1.223
C4 0.017 -0.373 2.464
C5 0.017 -0.373 -2.464
H6 -0.820 -0.881 0.000
H7 -0.835 1.239 1.276
H8 0.935 1.137 1.212
H9 -0.835 1.239 -1.276
H10 0.935 1.137 -1.212
H11 0.067 0.231 3.384
H12 -0.902 -0.983 2.517
H13 0.878 -1.060 2.445
H14 0.067 0.231 -3.384
H15 -0.902 -0.983 -2.517
H16 0.878 -1.060 -2.445

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16
N11.46291.46292.46562.46561.02742.16262.08172.16262.08173.42382.76852.70533.42382.76852.7053
C21.46292.44511.52813.79272.03791.11751.10672.73622.67432.18142.18452.17394.61624.13274.0844
C31.46292.44513.79271.52812.03792.73622.67431.11751.10674.61624.13274.08442.18142.18452.1739
C42.46561.52813.79274.92802.65152.17642.16534.16044.07861.10171.10421.10135.87975.10145.0311
C52.46563.79271.52814.92802.65154.16044.07862.17642.16535.87975.10145.03111.10171.10421.1013
H61.02742.03792.03792.65152.65152.47422.93592.47422.93593.67092.52012.98183.67092.52012.9818
H72.16261.11752.73622.17644.16042.47421.77402.55123.05472.50532.54573.09624.85234.39564.6970
H82.08171.10672.67432.16534.07862.93591.77403.05472.42412.50883.09322.52014.76474.66574.2667
H92.16262.73621.11754.16042.17642.47422.55123.05471.77404.85234.39564.69702.50532.54573.0962
H102.08172.67431.10674.07862.16532.93593.05472.42411.77404.76474.66574.26672.50883.09322.5201
H113.42382.18144.61621.10175.87973.67092.50532.50884.85234.76471.77841.79066.76886.10186.0254
H122.76852.18454.13271.10425.10142.52012.54573.09324.39564.66571.77841.78236.10185.03345.2717
H132.70532.17394.08441.10135.03112.98183.09622.52014.69704.26671.79061.78236.02545.27174.8901
H143.42384.61622.18145.87971.10173.67094.85234.76472.50532.50886.76886.10186.02541.77841.7906
H152.76854.13272.18455.10141.10422.52014.39564.66572.54573.09326.10185.03345.27171.77841.7823
H162.70534.08442.17395.03111.10132.98184.69704.26673.09622.52016.02545.27174.89011.79061.7823

picture of diethylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C4 111.021 N1 C2 H7 113.193
N1 C2 H8 107.407 N1 C3 C5 111.021
N1 C3 H9 113.193 N1 C3 H10 107.407
C2 N1 C3 113.375 C2 N1 H6 108.572
C2 C4 H11 111.058 C2 C4 H12 111.151
C2 C4 H13 110.482 C3 N1 H6 108.572
C3 C5 H14 111.058 C3 C5 H15 111.151
C3 C5 H16 110.482 C4 C2 H7 109.723
C4 C2 H8 109.496 C5 C3 H8 150.988
C5 C3 H10 109.496 H7 C2 H8 105.795
H9 C3 H10 105.795 H11 C4 H12 107.459
H11 C4 H13 108.740 H12 C4 H13 107.828
H14 C5 H15 107.459 H14 C5 H16 108.740
H15 C5 H16 107.828
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.469      
2 C -0.074      
3 C -0.074      
4 C -0.378      
5 C -0.378      
6 H 0.232      
7 H 0.084      
8 H 0.117      
9 H 0.084      
10 H 0.117      
11 H 0.119      
12 H 0.115      
13 H 0.135      
14 H 0.119      
15 H 0.115      
16 H 0.135      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.764 0.310 0.000 0.825
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.501 1.622 0.000
y 1.622 -34.156 0.000
z 0.000 0.000 -32.847
Traceless
 xyz
x 0.001 1.622 0.000
y 1.622 -0.982 0.000
z 0.000 0.000 0.981
Polar
3z2-r21.962
x2-y20.655
xy1.622
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.059 0.109 0.000
y 0.109 7.481 0.000
z 0.000 0.000 9.750


<r2> (average value of r2) Å2
<r2> 188.616
(<r2>)1/2 13.734