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

using model chemistry: B3LYP/CEP-121G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYP/CEP-121G
 hartrees
Energy at 0K-39.073566
Energy at 298.15K-39.086153
HF Energy-39.073566
Nuclear repulsion energy108.542162
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 B3LYP/CEP-121G
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' 3459 3370 6.43      
2 A' 3089 3010 83.48      
3 A' 3065 2987 121.02      
4 A' 3010 2933 64.46      
5 A' 2984 2908 28.34      
6 A' 2874 2800 260.93      
7 A' 1550 1510 1.73      
8 A' 1523 1484 3.56      
9 A' 1512 1473 16.86      
10 A' 1434 1398 5.87      
11 A' 1413 1377 0.49      
12 A' 1305 1272 2.21      
13 A' 1227 1196 2.48      
14 A' 1159 1130 11.24      
15 A' 1053 1026 6.72      
16 A' 889 866 1.76      
17 A' 829 808 1.52      
18 A' 657 640 119.44      
19 A' 412 401 1.02      
20 A' 249 243 1.20      
21 A' 180 175 1.75      
22 A' 103 100 1.73      
23 A" 3088 3009 16.58      
24 A" 3064 2986 33.93      
25 A" 3005 2928 0.80      
26 A" 2983 2907 49.72      
27 A" 2864 2791 21.23      
28 A" 1539 1499 2.22      
29 A" 1522 1483 0.49      
30 A" 1516 1477 11.44      
31 A" 1486 1448 23.80      
32 A" 1429 1392 18.18      
33 A" 1359 1325 30.09      
34 A" 1280 1248 5.34      
35 A" 1166 1136 63.30      
36 A" 1124 1095 13.85      
37 A" 1066 1039 1.01      
38 A" 942 918 0.68      
39 A" 816 795 0.28      
40 A" 419 408 0.39      
41 A" 249 242 0.67      
42 A" 109 106 1.52      

Unscaled Zero Point Vibrational Energy (zpe) 32498.6 cm-1
Scaled (by 0.9745) Zero Point Vibrational Energy (zpe) 31669.9 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 B3LYP/CEP-121G
ABC
0.57205 0.06777 0.06373

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-121G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.016 -0.255 0.000
C2 0.016 0.535 1.255
C3 0.016 0.535 -1.255
C4 0.016 -0.392 2.490
C5 0.016 -0.392 -2.490
H6 -0.720 -0.966 0.000
H7 -0.848 1.234 1.313
H8 0.923 1.157 1.259
H9 -0.848 1.234 -1.313
H10 0.923 1.157 -1.259
H11 0.058 0.195 3.418
H12 -0.897 -1.005 2.524
H13 0.879 -1.067 2.459
H14 0.058 0.195 -3.418
H15 -0.897 -1.005 -2.524
H16 0.879 -1.067 -2.459

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16
N11.48281.48282.49422.49421.02292.16472.09832.16472.09833.44782.78722.73003.44782.78722.7300
C21.48282.50931.54483.85812.09021.11201.10032.79762.74392.19052.19502.18254.68544.18184.1359
C31.48282.50933.85811.54482.09022.79762.74391.11201.10034.68544.18184.13592.19052.19502.1825
C42.49421.54483.85814.98102.65962.18472.17694.22544.15701.09811.10031.09675.93775.13415.0698
C52.49423.85811.54484.98102.65964.22544.15702.18472.17695.93775.13415.06981.09811.10031.0967
H61.02292.09022.09022.65962.65962.56512.96522.56512.96523.69272.53092.93533.69272.53092.9353
H72.16471.11202.79762.18474.22542.56511.77352.62623.12382.51632.54603.09654.92804.44324.7440
H82.09831.10032.74392.17694.15702.96521.77353.12382.51792.51723.09682.52744.85284.72264.3327
H92.16472.79761.11204.22542.18472.56512.62623.12381.77354.92804.44324.74402.51632.54603.0965
H102.09832.74391.10034.15702.17692.96523.12382.51791.77354.85284.72264.33272.51723.09682.5274
H113.44782.19054.68541.09815.93773.69272.51632.51724.92804.85281.77511.78436.83626.13726.0670
H122.78722.19504.18181.10035.13412.53092.54603.09684.44324.72261.77511.77876.13725.04885.2912
H132.73002.18254.13591.09675.06982.93533.09652.52744.74404.33271.78431.77876.06705.29124.9187
H143.44784.68542.19055.93771.09813.69274.92804.85282.51632.51726.83626.13726.06701.77511.7843
H152.78724.18182.19505.13411.10032.53094.44324.72262.54603.09686.13725.04885.29121.77511.7787
H162.73004.13592.18255.06981.09672.93534.74404.33273.09652.52746.06705.29124.91871.78431.7787

picture of diethylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C4 110.923 N1 C2 H7 112.287
N1 C2 H8 107.729 N1 C3 C5 110.923
N1 C3 H9 112.287 N1 C3 H10 107.729
C2 N1 C3 115.585 C2 N1 H6 111.744
C2 C4 H11 110.827 C2 C4 H12 111.054
C2 C4 H13 110.279 C3 N1 H6 111.744
C3 C5 H14 110.827 C3 C5 H15 111.054
C3 C5 H16 110.279 C4 C2 H7 109.560
C4 C2 H8 109.629 C5 C3 H8 150.324
C5 C3 H10 109.629 H7 C2 H8 106.579
H9 C3 H10 106.579 H11 C4 H12 107.696
H11 C4 H13 108.775 H12 C4 H13 108.113
H14 C5 H15 107.696 H14 C5 H16 108.775
H15 C5 H16 108.113
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-121G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.294      
2 C -0.171      
3 C -0.171      
4 C -0.476      
5 C -0.476      
6 H 0.237      
7 H 0.102      
8 H 0.137      
9 H 0.102      
10 H 0.137      
11 H 0.143      
12 H 0.136      
13 H 0.157      
14 H 0.143      
15 H 0.136      
16 H 0.157      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.901 0.360 0.000 0.970
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.498 1.882 0.000
y 1.882 -34.727 0.000
z 0.000 0.000 -33.354
Traceless
 xyz
x -0.458 1.882 0.000
y 1.882 -0.800 0.000
z 0.000 0.000 1.258
Polar
3z2-r22.516
x2-y20.229
xy1.882
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.596 0.000 0.000
y 0.000 8.126 0.000
z 0.000 0.000 10.113


<r2> (average value of r2) Å2
<r2> 160.096
(<r2>)1/2 12.653