return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: B2PLYP/STO-3G

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/STO-3G
 hartrees
Energy at 0K-210.794596
Energy at 298.15K-210.806962
HF Energy-210.706107
Nuclear repulsion energy184.585156
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/STO-3G
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' 3611 3611 13.35      
2 A' 3537 3537 2.44      
3 A' 3526 3526 4.13      
4 A' 3453 3453 10.54      
5 A' 3355 3355 1.30      
6 A' 3319 3319 30.40      
7 A' 1722 1722 1.56      
8 A' 1706 1706 3.95      
9 A' 1701 1701 2.33      
10 A' 1601 1601 0.13      
11 A' 1539 1539 1.14      
12 A' 1433 1433 2.34      
13 A' 1359 1359 2.81      
14 A' 1249 1249 9.51      
15 A' 1147 1147 0.46      
16 A' 1025 1025 21.79      
17 A' 897 897 1.94      
18 A' 849 849 30.43      
19 A' 437 437 0.11      
20 A' 227 227 1.78      
21 A' 193 193 0.87      
22 A' 110 110 2.05      
23 A" 3537 3537 0.49      
24 A" 3526 3526 0.66      
25 A" 3455 3455 0.08      
26 A" 3355 3355 2.48      
27 A" 3321 3321 2.91      
28 A" 1720 1720 0.23      
29 A" 1706 1706 0.07      
30 A" 1698 1698 3.09      
31 A" 1623 1623 7.50      
32 A" 1597 1597 0.43      
33 A" 1483 1483 46.48      
34 A" 1402 1402 1.81      
35 A" 1220 1220 3.05      
36 A" 1181 1181 6.60      
37 A" 1157 1157 4.86      
38 A" 1026 1026 0.28      
39 A" 872 872 0.96      
40 A" 425 425 0.55      
41 A" 227 227 0.50      
42 A" 121 121 0.73      

Unscaled Zero Point Vibrational Energy (zpe) 36323.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 36323.2 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/STO-3G
ABC
0.57694 0.06703 0.06333

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.020 -0.354 0.000
C2 0.020 0.525 1.235
C3 0.020 0.525 -1.235
C4 0.020 -0.356 2.516
C5 0.020 -0.356 -2.516
H6 -0.928 -0.827 0.000
H7 -0.841 1.228 1.262
H8 0.941 1.135 1.206
H9 -0.841 1.228 -1.262
H10 0.941 1.135 -1.206
H11 0.067 0.276 3.415
H12 -0.895 -0.965 2.568
H13 0.887 -1.031 2.511
H14 0.067 0.276 -3.415
H15 -0.895 -0.965 -2.568
H16 0.887 -1.031 -2.511

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16
N11.51631.51632.51612.51611.05922.19942.12632.19942.12633.47322.79362.74173.47322.79362.7417
C21.51632.47101.55453.85372.06221.11181.10542.73402.68012.19452.19842.19124.65764.18604.1487
C31.51632.47103.85371.55452.06222.73402.68011.11181.10544.65764.18604.14872.19452.19842.1912
C42.51611.55453.85375.03232.72962.19602.18814.18654.11441.10001.10021.09915.96525.20145.1461
C52.51613.85371.55455.03232.72964.18654.11442.19602.18815.96525.20145.14611.10001.10021.0991
H61.05922.06222.06222.72962.72962.41322.96612.41322.96613.72432.57183.10523.72432.57183.1052
H72.19941.11182.73402.19604.18652.41321.78582.52473.04632.52312.55293.10644.85914.41404.7255
H82.12631.10542.68012.18814.11442.96611.78583.04632.41252.52633.10422.52934.78134.69324.3028
H92.19942.73401.11184.18652.19602.41322.52473.04631.78584.85914.41404.72552.52312.55293.1064
H102.12632.68011.10544.11442.18812.96613.04632.41251.78584.78134.69324.30282.52633.10422.5293
H113.47322.19454.65761.10005.96523.72432.52312.52634.85914.78131.78431.78846.83056.18576.1240
H122.79362.19844.18601.10025.20142.57182.55293.10424.41404.69321.78431.78416.18575.13575.3830
H132.74172.19124.14871.09915.14613.10523.10642.52934.72554.30281.78841.78416.12405.38305.0224
H143.47324.65762.19455.96521.10003.72434.85914.78132.52312.52636.83056.18576.12401.78431.7884
H152.79364.18602.19845.20141.10022.57184.41404.69322.55293.10426.18575.13575.38301.78431.7841
H162.74174.14872.19125.14611.09913.10524.72554.30283.10642.52936.12405.38305.02241.78841.7841

picture of diethylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C4 110.038 N1 C2 H7 112.718
N1 C2 H8 107.356 N1 C3 C5 110.038
N1 C3 H9 112.718 N1 C3 H10 107.356
C2 N1 C3 109.135 C2 N1 H6 105.003
C2 C4 H11 110.348 C2 C4 H12 110.646
C2 C4 H13 110.149 C3 N1 H6 105.003
C3 C5 H14 110.348 C3 C5 H15 110.646
C3 C5 H16 110.149 C4 C2 H7 109.781
C4 C2 H8 109.543 C5 C3 H8 151.587
C5 C3 H10 109.543 H7 C2 H8 107.305
H9 C3 H10 107.305 H11 C4 H12 108.382
H11 C4 H13 108.829 H12 C4 H13 108.430
H14 C5 H15 108.382 H14 C5 H16 108.829
H15 C5 H16 108.430
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.296      
2 C -0.046      
3 C -0.046      
4 C -0.200      
5 C -0.200      
6 H 0.140      
7 H 0.050      
8 H 0.067      
9 H 0.050      
10 H 0.067      
11 H 0.067      
12 H 0.064      
13 H 0.076      
14 H 0.067      
15 H 0.064      
16 H 0.076      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.018 0.799 0.000 1.294
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.187 1.151 0.000
y 1.151 -32.207 0.000
z 0.000 0.000 -30.826
Traceless
 xyz
x 0.329 1.151 0.000
y 1.151 -1.200 0.000
z 0.000 0.000 0.871
Polar
3z2-r21.742
x2-y21.020
xy1.151
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.525 0.255 0.000
y 0.255 3.592 0.000
z 0.000 0.000 4.887


<r2> (average value of r2) Å2
<r2> 192.498
(<r2>)1/2 13.874