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

using model chemistry: LSDA/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 LSDA/6-31+G**
 hartrees
Energy at 0K-212.650858
Energy at 298.15K-212.663414
HF Energy-212.650858
Nuclear repulsion energy189.334059
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 LSDA/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' 3427 3376 0.08      
2 A' 3082 3036 21.56      
3 A' 3058 3012 40.86      
4 A' 2979 2934 35.10      
5 A' 2967 2923 32.99      
6 A' 2829 2787 213.66      
7 A' 1460 1438 4.62      
8 A' 1435 1414 3.64      
9 A' 1421 1400 26.18      
10 A' 1373 1353 4.29      
11 A' 1326 1306 3.50      
12 A' 1260 1241 4.43      
13 A' 1191 1173 4.36      
14 A' 1131 1114 17.23      
15 A' 1077 1061 13.36      
16 A' 875 862 4.13      
17 A' 796 784 1.97      
18 A' 726 715 94.71      
19 A' 425 418 0.40      
20 A' 254 250 1.12      
21 A' 179 176 1.05      
22 A' 111 109 1.16      
23 A" 3082 3036 9.49      
24 A" 3058 3012 7.58      
25 A" 2979 2934 21.54      
26 A" 2970 2925 3.04      
27 A" 2828 2786 26.07      
28 A" 1448 1427 10.32      
29 A" 1440 1419 11.51      
30 A" 1428 1407 20.39      
31 A" 1412 1390 25.60      
32 A" 1347 1327 31.40      
33 A" 1294 1275 15.64      
34 A" 1224 1206 3.60      
35 A" 1197 1179 43.26      
36 A" 1079 1063 2.94      
37 A" 1045 1029 12.57      
38 A" 937 922 0.12      
39 A" 781 769 0.28      
40 A" 418 411 0.58      
41 A" 256 252 0.80      
42 A" 122 120 1.34      

Unscaled Zero Point Vibrational Energy (zpe) 31862.7 cm-1
Scaled (by 0.985) Zero Point Vibrational Energy (zpe) 31384.8 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 LSDA/6-31+G**
ABC
0.59325 0.07131 0.06719

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.017 -0.272 0.000
C2 0.017 0.512 1.207
C3 0.017 0.512 -1.207
C4 0.017 -0.369 2.430
C5 0.017 -0.369 -2.430
H6 -0.772 -0.931 0.000
H7 -0.843 1.229 1.252
H8 0.930 1.140 1.195
H9 -0.843 1.229 -1.252
H10 0.930 1.140 -1.195
H11 0.050 0.228 3.356
H12 -0.896 -0.991 2.471
H13 0.886 -1.048 2.414
H14 0.050 0.228 -3.356
H15 -0.896 -0.991 -2.471
H16 0.886 -1.048 -2.414

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16
N11.43931.43932.43172.43171.02772.13522.06272.13522.06273.39302.73072.68033.39302.73072.6803
C21.43932.41381.50703.74182.03981.12011.10852.70142.64492.16772.16562.15524.57164.07684.0372
C31.43932.41383.74181.50702.03982.70142.64491.12011.10854.57164.07684.03722.16772.16562.1552
C42.43171.50703.74184.85962.61582.16302.15304.10434.03051.10231.10541.10295.81635.02414.9678
C52.43173.74181.50704.85962.61584.10434.03052.16302.15305.81635.02414.96781.10231.10541.1029
H61.02772.03982.03982.61582.61582.49742.93472.49742.93473.64442.47522.93093.64442.47522.9309
H72.13521.12012.70142.16304.10432.49741.77622.50363.02262.49502.53323.08564.79874.33494.6485
H82.06271.10852.64492.15304.03052.93471.77623.02262.38912.50513.08292.50464.72334.61664.2200
H92.13522.70141.12014.10432.16302.49742.50363.02261.77624.79874.33494.64852.49502.53323.0856
H102.06272.64491.10854.03052.15302.93473.02262.38911.77624.72334.61664.22002.50513.08292.5046
H113.39302.16774.57161.10235.81633.64442.49502.50514.79874.72331.77881.79246.71156.02805.9680
H122.73072.16564.07681.10545.02412.47522.53323.08294.33494.61661.77881.78366.02804.94275.2005
H132.68032.15524.03721.10294.96782.93093.08562.50464.64854.22001.79241.78365.96805.20054.8282
H143.39304.57162.16775.81631.10233.64444.79874.72332.49502.50516.71156.02805.96801.77881.7924
H152.73074.07682.16565.02411.10542.47524.33494.61662.53323.08296.02804.94275.20051.77881.7836
H162.68034.03722.15524.96781.10292.93094.64854.22003.08562.50465.96805.20054.82821.79241.7836

picture of diethylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C4 111.228 N1 C2 H7 112.482
N1 C2 H8 107.403 N1 C3 C5 111.228
N1 C3 H9 112.482 N1 C3 H10 107.403
C2 N1 C3 113.973 C2 N1 H6 110.438
C2 C4 H11 111.417 C2 C4 H12 111.060
C2 C4 H13 110.380 C3 N1 H6 110.438
C3 C5 H14 111.417 C3 C5 H15 111.060
C3 C5 H16 110.380 C4 C2 H7 109.973
C4 C2 H8 109.870 C5 C3 H8 151.097
C5 C3 H10 109.870 H7 C2 H8 105.686
H9 C3 H10 105.686 H11 C4 H12 107.360
H11 C4 H13 108.749 H12 C4 H13 107.740
H14 C5 H15 107.360 H14 C5 H16 108.749
H15 C5 H16 107.740
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.335      
2 C -0.140      
3 C -0.140      
4 C -0.724      
5 C -0.724      
6 H 0.289      
7 H 0.152      
8 H 0.169      
9 H 0.152      
10 H 0.169      
11 H 0.183      
12 H 0.178      
13 H 0.205      
14 H 0.183      
15 H 0.178      
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
  -0.792 0.303 0.000 0.848
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.671 2.007 0.000
y 2.007 -35.452 0.000
z 0.000 0.000 -33.553
Traceless
 xyz
x -0.169 2.007 0.000
y 2.007 -1.340 0.000
z 0.000 0.000 1.509
Polar
3z2-r23.018
x2-y20.781
xy2.007
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.076 -0.285 0.000
y -0.285 8.972 0.000
z 0.000 0.000 10.733


<r2> (average value of r2) Å2
<r2> 185.269
(<r2>)1/2 13.611