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

using model chemistry: B2PLYP/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 B2PLYP/6-31G
 hartrees
Energy at 0K-213.375045
Energy at 298.15K-213.387746
HF Energy-213.215207
Nuclear repulsion energy187.073441
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 B2PLYP/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' 3509 3509 2.12      
2 A' 3159 3159 53.32      
3 A' 3134 3134 76.02      
4 A' 3077 3077 61.00      
5 A' 3061 3061 15.48      
6 A' 2940 2940 193.51      
7 A' 1596 1596 0.27      
8 A' 1566 1566 3.04      
9 A' 1555 1555 14.11      
10 A' 1475 1475 4.70      
11 A' 1460 1460 0.02      
12 A' 1343 1343 1.92      
13 A' 1271 1271 3.14      
14 A' 1196 1196 10.77      
15 A' 1076 1076 4.06      
16 A' 918 918 3.25      
17 A' 858 858 1.87      
18 A' 693 693 119.48      
19 A' 429 429 0.74      
20 A' 259 259 1.38      
21 A' 186 186 1.68      
22 A' 104 104 1.78      
23 A" 3159 3159 10.23      
24 A" 3134 3134 22.81      
25 A" 3074 3074 1.25      
26 A" 3060 3060 30.78      
27 A" 2934 2934 14.79      
28 A" 1584 1584 2.42      
29 A" 1566 1566 0.33      
30 A" 1560 1560 10.84      
31 A" 1531 1531 18.56      
32 A" 1472 1472 12.11      
33 A" 1405 1405 31.89      
34 A" 1324 1324 4.65      
35 A" 1182 1182 44.53      
36 A" 1161 1161 24.85      
37 A" 1098 1098 1.08      
38 A" 967 967 0.79      
39 A" 848 848 0.38      
40 A" 434 434 0.53      
41 A" 259 259 0.78      
42 A" 112 112 1.50      

Unscaled Zero Point Vibrational Energy (zpe) 33363.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 33363.1 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 B2PLYP/6-31G
ABC
0.57771 0.06898 0.06486

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.015 -0.254 0.000
C2 0.015 0.532 1.244
C3 0.015 0.532 -1.244
C4 0.015 -0.389 2.468
C5 0.015 -0.389 -2.468
H6 -0.720 -0.959 0.000
H7 -0.842 1.232 1.303
H8 0.922 1.150 1.244
H9 -0.842 1.232 -1.303
H10 0.922 1.150 -1.244
H11 0.060 0.192 3.395
H12 -0.896 -0.999 2.499
H13 0.876 -1.063 2.431
H14 0.060 0.192 -3.395
H15 -0.896 -0.999 -2.499
H16 0.876 -1.063 -2.431

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16
N11.47101.47102.47142.47141.01902.15412.08292.15412.08293.42412.76272.70303.42412.76272.7030
C21.47102.48771.53163.82412.07611.10831.09722.77732.71892.17792.17952.16634.65124.14554.0974
C31.47102.48773.82411.53162.07612.77732.71891.10831.09724.65124.14554.09742.17792.17952.1663
C42.47141.53163.82414.93542.63722.17202.16514.19334.11891.09501.09701.09375.89135.08655.0193
C52.47143.82411.53164.93542.63724.19334.11892.17202.16515.89135.08655.01931.09501.09701.0937
H61.01902.07612.07612.63722.63722.55232.94792.55232.94793.66842.50572.91013.66842.50572.9101
H72.15411.10832.77732.17204.19332.55231.76652.60693.09932.50352.53213.08034.89554.40934.7078
H82.08291.09722.71892.16514.11892.94791.76653.09932.48782.50723.08192.51124.81424.68334.2898
H92.15412.77731.10834.19332.17202.55232.60693.09931.76654.89554.40934.70782.50352.53213.0803
H102.08292.71891.09724.11892.16512.94793.09932.48781.76654.81424.68334.28982.50723.08192.5112
H113.42412.17794.65121.09505.89133.66842.50352.50724.89554.81421.77051.78036.78946.08866.0150
H122.76272.17954.14551.09705.08652.50572.53213.08194.40934.68331.77051.77456.08864.99845.2395
H132.70302.16634.09741.09375.01932.91013.08032.51124.70784.28981.78031.77456.01505.23954.8622
H143.42414.65122.17795.89131.09503.66844.89554.81422.50352.50726.78946.08866.01501.77051.7803
H152.76274.14552.17955.08651.09702.50574.40934.68332.53213.08196.08864.99845.23951.77051.7745
H162.70304.09742.16635.01931.09372.91014.70784.28983.08032.51126.01505.23954.86221.78031.7745

picture of diethylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C4 110.777 N1 C2 H7 112.503
N1 C2 H8 107.502 N1 C3 C5 110.777
N1 C3 H9 112.503 N1 C3 H10 107.502
C2 N1 C3 115.468 C2 N1 H6 111.692
C2 C4 H11 110.940 C2 C4 H12 110.941
C2 C4 H13 110.092 C3 N1 H6 111.692
C3 C5 H14 110.940 C3 C5 H15 110.941
C3 C5 H16 110.092 C4 C2 H7 109.686
C4 C2 H8 109.793 C5 C3 H8 150.203
C5 C3 H10 109.793 H7 C2 H8 106.444
H9 C3 H10 106.444 H11 C4 H12 107.739
H11 C4 H13 108.856 H12 C4 H13 108.184
H14 C5 H15 107.739 H14 C5 H16 108.856
H15 C5 H16 108.184
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.594      
2 C -0.086      
3 C -0.086      
4 C -0.415      
5 C -0.415      
6 H 0.273      
7 H 0.105      
8 H 0.140      
9 H 0.105      
10 H 0.140      
11 H 0.134      
12 H 0.128      
13 H 0.154      
14 H 0.134      
15 H 0.128      
16 H 0.154      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.900 0.347 0.000 0.964
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.414 1.747 0.000
y 1.747 -34.394 0.000
z 0.000 0.000 -33.059
Traceless
 xyz
x -0.687 1.747 0.000
y 1.747 -0.657 0.000
z 0.000 0.000 1.345
Polar
3z2-r22.690
x2-y2-0.020
xy1.747
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.659 0.137 0.000
y 0.137 7.077 0.000
z 0.000 0.000 8.861


<r2> (average value of r2) Å2
<r2> 190.079
(<r2>)1/2 13.787