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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-213.487574
Energy at 298.15K-213.500145
HF Energy-213.487574
Nuclear repulsion energy187.355419
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' 3370 3322 3.74      
2 A' 3077 3033 40.26      
3 A' 3055 3011 61.47      
4 A' 2986 2943 62.73      
5 A' 2980 2938 12.84      
6 A' 2845 2804 186.42      
7 A' 1509 1488 0.80      
8 A' 1484 1462 2.16      
9 A' 1473 1452 13.97      
10 A' 1401 1381 3.34      
11 A' 1368 1349 0.20      
12 A' 1294 1276 2.91      
13 A' 1211 1194 1.16      
14 A' 1139 1123 12.05      
15 A' 1046 1031 5.76      
16 A' 895 882 12.41      
17 A' 810 799 1.94      
18 A' 761 751 73.53      
19 A' 418 412 0.18      
20 A' 255 252 0.90      
21 A' 182 179 0.92      
22 A' 110 109 1.04      
23 A" 3077 3033 11.35      
24 A" 3054 3011 14.37      
25 A" 2985 2942 22.57      
26 A" 2978 2936 7.06      
27 A" 2838 2798 18.77      
28 A" 1497 1476 3.74      
29 A" 1483 1462 4.21      
30 A" 1478 1457 11.35      
31 A" 1451 1430 17.03      
32 A" 1386 1366 13.06      
33 A" 1323 1304 38.80      
34 A" 1255 1237 4.99      
35 A" 1145 1129 48.37      
36 A" 1088 1072 12.12      
37 A" 1047 1032 4.39      
38 A" 931 917 0.20      
39 A" 794 783 0.40      
40 A" 416 410 0.54      
41 A" 258 254 0.73      
42 A" 122 121 1.21      

Unscaled Zero Point Vibrational Energy (zpe) 32137.4 cm-1
Scaled (by 0.9857) Zero Point Vibrational Energy (zpe) 31677.8 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 PBEPBE/6-31G*
ABC
0.58544 0.06940 0.06544

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 -0.287 0.000
C2 0.017 0.518 1.222
C3 0.017 0.518 -1.222
C4 0.017 -0.372 2.465
C5 0.017 -0.372 -2.465
H6 -0.824 -0.880 0.000
H7 -0.836 1.239 1.273
H8 0.936 1.136 1.210
H9 -0.836 1.239 -1.273
H10 0.936 1.136 -1.210
H11 0.067 0.234 3.386
H12 -0.903 -0.983 2.518
H13 0.879 -1.059 2.446
H14 0.067 0.234 -3.386
H15 -0.903 -0.983 -2.518
H16 0.879 -1.059 -2.446

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16
N11.46361.46362.46652.46651.02902.16302.08162.16302.08163.42572.76972.70633.42572.76972.7063
C21.46362.44471.52863.79332.03851.11851.10722.73452.67252.18242.18592.17484.61704.13404.0854
C31.46362.44473.79331.52862.03852.73452.67251.11851.10724.61704.13404.08542.18242.18592.1748
C42.46651.52863.79334.93002.65362.17802.16654.15934.07731.10311.10551.10255.88215.10405.0336
C52.46653.79331.52864.93002.65364.15934.07732.17802.16655.88215.10405.03361.10311.10551.1025
H61.02902.03852.03852.65362.65362.47192.93682.47192.93683.67352.52152.98613.67352.52152.9861
H72.16301.11852.73452.17804.15932.47191.77652.54693.05282.50742.54753.09854.85104.39504.6970
H82.08161.10722.67252.16654.07732.93681.77653.05282.42002.51063.09542.52044.76334.66584.2653
H92.16302.73451.11854.15932.17802.47192.54693.05281.77654.85104.39504.69702.50742.54753.0985
H102.08162.67251.10724.07732.16652.93683.05282.42001.77654.76334.66584.26532.51063.09542.5204
H113.42572.18244.61701.10315.88213.67352.50742.51064.85104.76331.78101.79296.77116.10526.0286
H122.76972.18594.13401.10555.10402.52152.54753.09544.39504.66581.78101.78476.10525.03635.2751
H132.70632.17484.08541.10255.03362.98613.09852.52044.69704.26531.79291.78476.02865.27514.8927
H143.42574.61702.18245.88211.10313.67354.85104.76332.50742.51066.77116.10526.02861.78101.7929
H152.76974.13402.18595.10401.10552.52154.39504.66582.54753.09546.10525.03635.27511.78101.7847
H162.70634.08542.17485.03361.10252.98614.69704.26533.09852.52046.02865.27514.89271.79291.7847

picture of diethylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C4 111.016 N1 C2 H7 113.114
N1 C2 H8 107.321 N1 C3 C5 111.016
N1 C3 H9 113.114 N1 C3 H10 107.321
C2 N1 C3 113.262 C2 N1 H6 108.474
C2 C4 H11 111.017 C2 C4 H12 111.151
C2 C4 H13 110.446 C3 N1 H6 108.474
C3 C5 H14 111.017 C3 C5 H15 111.151
C3 C5 H16 110.446 C4 C2 H7 109.762
C4 C2 H8 109.518 C5 C3 H8 150.995
C5 C3 H10 109.518 H7 C2 H8 105.910
H9 C3 H10 105.910 H11 C4 H12 107.491
H11 C4 H13 108.758 H12 C4 H13 107.859
H14 C5 H15 107.491 H14 C5 H16 108.758
H15 C5 H16 107.859
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 -0.510      
2 C -0.151      
3 C -0.151      
4 C -0.492      
5 C -0.492      
6 H 0.288      
7 H 0.120      
8 H 0.153      
9 H 0.120      
10 H 0.153      
11 H 0.157      
12 H 0.151      
13 H 0.172      
14 H 0.157      
15 H 0.151      
16 H 0.172      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.787 0.329 0.000 0.854
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.452 1.652 0.000
y 1.652 -34.205 0.000
z 0.000 0.000 -32.933
Traceless
 xyz
x 0.117 1.652 0.000
y 1.652 -1.013 0.000
z 0.000 0.000 0.895
Polar
3z2-r21.791
x2-y20.753
xy1.652
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.967 0.106 0.000
y 0.106 7.375 0.000
z 0.000 0.000 9.587


<r2> (average value of r2) Å2
<r2> 188.728
(<r2>)1/2 13.738