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

using model chemistry: LSDA/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 LSDA/6-31G*
 hartrees
Energy at 0K-212.626139
Energy at 298.15K-212.638743
HF Energy-212.626139
Nuclear repulsion energy189.504706
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/6-31G*
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' 3389 3326 1.22      
2 A' 3092 3034 21.65      
3 A' 3067 3009 40.55      
4 A' 2989 2933 31.64      
5 A' 2973 2917 37.83      
6 A' 2834 2781 177.07      
7 A' 1492 1465 2.77      
8 A' 1463 1436 2.39      
9 A' 1449 1422 21.25      
10 A' 1395 1369 4.18      
11 A' 1348 1323 2.24      
12 A' 1279 1255 3.24      
13 A' 1210 1187 1.68      
14 A' 1148 1126 16.65      
15 A' 1083 1063 9.90      
16 A' 890 873 8.83      
17 A' 805 790 3.45      
18 A' 757 743 85.47      
19 A' 427 419 0.36      
20 A' 262 257 0.83      
21 A' 179 176 0.93      
22 A' 112 110 0.81      
23 A" 3092 3034 9.39      
24 A" 3067 3009 7.36      
25 A" 2989 2933 17.51      
26 A" 2974 2918 0.95      
27 A" 2830 2777 20.24      
28 A" 1479 1452 6.07      
29 A" 1464 1437 6.46      
30 A" 1457 1429 19.48      
31 A" 1434 1407 26.37      
32 A" 1370 1344 26.79      
33 A" 1311 1287 24.49      
34 A" 1241 1218 5.12      
35 A" 1205 1182 38.43      
36 A" 1091 1070 2.91      
37 A" 1056 1036 14.30      
38 A" 946 928 0.07      
39 A" 790 776 0.32      
40 A" 417 409 0.79      
41 A" 264 259 0.81      
42 A" 127 125 1.36      

Unscaled Zero Point Vibrational Energy (zpe) 32121.5 cm-1
Scaled (by 0.9813) Zero Point Vibrational Energy (zpe) 31520.9 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/6-31G*
ABC
0.59293 0.07158 0.06744

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.017 -0.279 0.000
C2 0.017 0.512 1.202
C3 0.017 0.512 -1.202
C4 0.017 -0.367 2.426
C5 0.017 -0.367 -2.426
H6 -0.799 -0.906 0.000
H7 -0.836 1.237 1.249
H8 0.934 1.135 1.188
H9 -0.836 1.237 -1.249
H10 0.934 1.135 -1.188
H11 0.066 0.228 3.352
H12 -0.902 -0.980 2.474
H13 0.877 -1.057 2.400
H14 0.066 0.228 -3.352
H15 -0.902 -0.980 -2.474
H16 0.877 -1.057 -2.400

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16
N11.43841.43842.42752.42751.02922.14132.06202.14132.06203.39082.73132.66563.39082.73132.6656
C21.43842.40401.50683.73282.02991.12081.10902.69502.63512.16952.16542.15284.56344.07264.0216
C31.43842.40403.73281.50682.02992.69502.63511.12081.10904.56344.07264.02162.16952.16542.1528
C42.42751.50683.73284.85182.61552.16462.15174.09984.02011.10251.10581.10285.80915.02344.9502
C52.42753.73281.50684.85182.61554.09984.02012.16462.15175.80915.02344.95021.10251.10581.1028
H61.02922.02992.02992.61552.61552.48112.92952.48112.92953.64322.47772.93113.64322.47772.9311
H72.14131.12082.69502.16464.09982.48111.77412.49873.01432.50062.53363.08554.79644.33414.6383
H82.06201.10902.63512.15174.02012.92951.77413.01432.37672.50183.08212.50504.71114.61114.2052
H92.14132.69501.12084.09982.16462.48112.49873.01431.77414.79644.33414.63832.50062.53363.0855
H102.06202.63511.10904.02012.15172.92953.01432.37671.77414.71114.61114.20522.50183.08212.5050
H113.39082.16954.56341.10255.80913.64322.50062.50184.79644.71111.77981.79366.70476.02905.9497
H122.73132.16544.07261.10585.02342.47772.53363.08214.33414.61111.77981.78306.02904.94895.1898
H132.66562.15284.02161.10284.95022.93113.08552.50504.63834.20521.79361.78305.94975.18984.7999
H143.39084.56342.16955.80911.10253.64324.79644.71112.50062.50186.70476.02905.94971.77981.7936
H152.73134.07262.16545.02341.10582.47774.33414.61112.53363.08216.02904.94895.18981.77981.7830
H162.66564.02162.15284.95021.10282.93114.63834.20523.08552.50505.94975.18984.79991.79361.7830

picture of diethylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C4 110.998 N1 C2 H7 113.001
N1 C2 H8 107.376 N1 C3 C5 110.998
N1 C3 H9 113.001 N1 C3 H10 107.376
C2 N1 C3 113.360 C2 N1 H6 109.578
C2 C4 H11 111.554 C2 C4 H12 111.025
C2 C4 H13 110.210 C3 N1 H6 109.578
C3 C5 H14 111.554 C3 C5 H15 111.025
C3 C5 H16 110.210 C4 C2 H7 110.067
C4 C2 H8 109.754 C5 C3 H8 151.031
C5 C3 H10 109.754 H7 C2 H8 105.430
H9 C3 H10 105.430 H11 C4 H12 107.407
H11 C4 H13 108.842 H12 C4 H13 107.670
H14 C5 H15 107.407 H14 C5 H16 108.842
H15 C5 H16 107.670
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.495      
2 C -0.186      
3 C -0.186      
4 C -0.546      
5 C -0.546      
6 H 0.300      
7 H 0.131      
8 H 0.167      
9 H 0.131      
10 H 0.167      
11 H 0.175      
12 H 0.167      
13 H 0.189      
14 H 0.175      
15 H 0.167      
16 H 0.189      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.769 0.221 0.000 0.800
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.560 1.709 0.000
y 1.709 -34.178 0.000
z 0.000 0.000 -32.856
Traceless
 xyz
x -0.043 1.709 0.000
y 1.709 -0.969 0.000
z 0.000 0.000 1.013
Polar
3z2-r22.025
x2-y20.617
xy1.709
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.041 0.102 0.000
y 0.102 7.466 0.000
z 0.000 0.000 9.489


<r2> (average value of r2) Å2
<r2> 184.074
(<r2>)1/2 13.567