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

using model chemistry: B2PLYP/3-21G

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/3-21G
 hartrees
Energy at 0K-212.275024
Energy at 298.15K-212.287753
HF Energy-212.116380
Nuclear repulsion energy186.794362
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/3-21G
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' 3406 3406 3.31      
2 A' 3165 3165 39.58      
3 A' 3139 3139 60.55      
4 A' 3094 3094 39.79      
5 A' 3076 3076 10.26      
6 A' 2966 2966 149.67      
7 A' 1612 1612 0.75      
8 A' 1592 1592 2.88      
9 A' 1580 1580 14.41      
10 A' 1475 1475 6.18      
11 A' 1452 1452 0.38      
12 A' 1359 1359 1.11      
13 A' 1273 1273 3.08      
14 A' 1184 1184 7.86      
15 A' 1033 1033 0.90      
16 A' 929 929 10.78      
17 A' 864 864 5.20      
18 A' 716 716 94.84      
19 A' 422 422 0.50      
20 A' 265 265 1.27      
21 A' 185 185 1.37      
22 A' 104 104 1.62      
23 A" 3164 3164 7.67      
24 A" 3139 3139 17.33      
25 A" 3091 3091 2.10      
26 A" 3076 3076 22.08      
27 A" 2961 2961 10.37      
28 A" 1602 1602 1.86      
29 A" 1589 1589 3.89      
30 A" 1583 1583 5.34      
31 A" 1527 1527 9.42      
32 A" 1473 1473 11.63      
33 A" 1395 1395 35.10      
34 A" 1340 1340 6.36      
35 A" 1157 1157 0.05      
36 A" 1137 1137 67.45      
37 A" 1084 1084 1.66      
38 A" 940 940 0.30      
39 A" 853 853 0.99      
40 A" 424 424 1.22      
41 A" 263 263 0.98      
42 A" 123 123 1.49      

Unscaled Zero Point Vibrational Energy (zpe) 33405.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 33405.2 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/3-21G
ABC
0.57107 0.06907 0.06490

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.016 -0.273 0.000
C2 0.016 0.539 1.242
C3 0.016 0.539 -1.242
C4 0.016 -0.390 2.468
C5 0.016 -0.390 -2.468
H6 -0.788 -0.911 0.000
H7 -0.835 1.240 1.302
H8 0.931 1.141 1.236
H9 -0.835 1.240 -1.302
H10 0.931 1.141 -1.236
H11 0.091 0.186 3.394
H12 -0.907 -0.977 2.503
H13 0.862 -1.076 2.398
H14 0.091 0.186 -3.394
H15 -0.907 -0.977 -2.503
H16 0.862 -1.076 -2.398

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16
N11.48391.48392.47082.47081.02652.17052.08912.17052.08913.42632.75912.66693.42632.75912.6669
C21.48392.48351.53833.82432.07171.10461.09462.77262.70902.18282.17782.15944.65024.14424.0713
C31.48392.48353.82431.53832.07172.77262.70901.10461.09464.65024.14424.07132.18282.17782.1594
C42.47081.53833.82434.93612.64772.17742.16694.19464.11101.09331.09491.09175.89125.09014.9869
C52.47083.82431.53834.93612.64774.19464.11102.17742.16695.89125.09014.98691.09331.09491.0917
H61.02652.07172.07172.64772.64772.51492.94832.51492.94833.67422.50662.91593.67422.50662.9159
H72.17051.10462.77262.17744.19462.51491.77002.60403.09372.51952.52293.07404.90164.40464.6840
H82.08911.09462.70902.16694.11102.94831.77003.09372.47252.50483.07702.50424.80214.67394.2580
H92.17052.77261.10464.19462.17742.51492.60403.09371.77004.90164.40464.68402.51952.52293.0740
H102.08912.70901.09464.11102.16692.94833.09372.47251.77004.80214.67394.25802.50483.07702.5042
H113.42632.18284.65021.09335.89123.67422.51952.50484.90164.80211.77331.78346.78906.09345.9787
H122.75912.17784.14421.09495.09012.50662.52293.07704.40464.67391.77331.77476.09345.00595.2117
H132.66692.15944.07131.09174.98692.91593.07402.50424.68404.25801.78341.77475.97875.21174.7967
H143.42634.65022.18285.89121.09333.67424.90164.80212.51952.50486.78906.09345.97871.77331.7834
H152.75914.14422.17785.09011.09492.50664.40464.67392.52293.07706.09345.00595.21171.77331.7747
H162.66694.07132.15944.98691.09172.91594.68404.25803.07402.50425.97875.21174.79671.78341.7747

picture of diethylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C4 109.663 N1 C2 H7 113.150
N1 C2 H8 107.263 N1 C3 C5 109.663
N1 C3 H9 113.150 N1 C3 H10 107.263
C2 N1 C3 113.603 C2 N1 H6 109.883
C2 C4 H11 110.949 C2 C4 H12 110.457
C2 C4 H13 109.201 C3 N1 H6 109.883
C3 C5 H14 110.949 C3 C5 H15 110.457
C3 C5 H16 109.201 C4 C2 H7 109.857
C4 C2 H8 109.622 C5 C3 H8 149.688
C5 C3 H10 109.622 H7 C2 H8 107.184
H9 C3 H10 107.184 H11 C4 H12 108.267
H11 C4 H13 109.410 H12 C4 H13 108.512
H14 C5 H15 108.267 H14 C5 H16 109.410
H15 C5 H16 108.512
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.576      
2 C -0.207      
3 C -0.207      
4 C -0.557      
5 C -0.557      
6 H 0.262      
7 H 0.157      
8 H 0.196      
9 H 0.157      
10 H 0.196      
11 H 0.184      
12 H 0.179      
13 H 0.205      
14 H 0.184      
15 H 0.179      
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
  -0.876 0.439 0.000 0.979
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.012 1.647 0.000
y 1.647 -34.325 0.000
z 0.000 0.000 -33.097
Traceless
 xyz
x -0.300 1.647 0.000
y 1.647 -0.770 0.000
z 0.000 0.000 1.071
Polar
3z2-r22.141
x2-y20.313
xy1.647
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.299 0.175 0.000
y 0.175 6.634 0.000
z 0.000 0.000 8.538


<r2> (average value of r2) Å2
<r2> 189.785
(<r2>)1/2 13.776