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: MP2=FULL/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2=FULL/cc-pVDZ
 hartrees
Energy at 0K-213.099965
Energy at 298.15K-213.112743
HF Energy-212.331017
Nuclear repulsion energy188.129375
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 MP2=FULL/cc-pVDZ
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' 3511 3337 0.26      
2 A' 3203 3044 31.96      
3 A' 3182 3024 51.88      
4 A' 3112 2957 52.70      
5 A' 3088 2935 12.65      
6 A' 2992 2843 158.37      
7 A' 1529 1453 0.90      
8 A' 1502 1427 2.37      
9 A' 1490 1416 13.29      
10 A' 1435 1364 2.87      
11 A' 1391 1322 0.37      
12 A' 1329 1263 4.93      
13 A' 1244 1183 1.04      
14 A' 1175 1117 12.65      
15 A' 1094 1040 7.17      
16 A' 922 876 11.65      
17 A' 833 792 5.51      
18 A' 811 771 56.27      
19 A' 432 410 0.25      
20 A' 275 261 0.74      
21 A' 186 176 0.58      
22 A' 116 110 1.05      
23 A" 3203 3044 8.38      
24 A" 3182 3024 11.97      
25 A" 3111 2956 0.35      
26 A" 3087 2934 30.66      
27 A" 2989 2841 9.72      
28 A" 1518 1443 9.07      
29 A" 1503 1429 7.32      
30 A" 1498 1424 7.29      
31 A" 1477 1404 15.35      
32 A" 1409 1339 13.04      
33 A" 1357 1290 34.20      
34 A" 1288 1224 2.87      
35 A" 1195 1136 37.87      
36 A" 1119 1064 5.18      
37 A" 1080 1026 5.20      
38 A" 964 916 0.21      
39 A" 812 772 0.34      
40 A" 427 406 0.70      
41 A" 274 261 0.78      
42 A" 112 107 1.09      

Unscaled Zero Point Vibrational Energy (zpe) 33228.0 cm-1
Scaled (by 0.9504) Zero Point Vibrational Energy (zpe) 31579.9 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 MP2=FULL/cc-pVDZ
ABC
0.58586 0.07025 0.06621

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.018 -0.292 0.000
C2 0.018 0.520 1.214
C3 0.018 0.520 -1.214
C4 0.018 -0.372 2.450
C5 0.018 -0.372 -2.450
H6 -0.839 -0.854 0.000
H7 -0.836 1.233 1.260
H8 0.935 1.135 1.202
H9 -0.836 1.233 -1.260
H10 0.935 1.135 -1.202
H11 0.075 0.227 3.373
H12 -0.904 -0.975 2.499
H13 0.875 -1.061 2.417
H14 0.075 0.227 -3.373
H15 -0.904 -0.975 -2.499
H16 0.875 -1.061 -2.417

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16
N11.46041.46042.45172.45171.02472.15452.07892.15452.07893.41312.74982.67763.41312.74982.6776
C21.46042.42851.52403.77152.02391.11381.10452.71302.65662.17932.17602.16364.59704.10744.0524
C31.46042.42853.77151.52402.02392.71302.65661.11381.10454.59704.10744.05242.17932.17602.1636
C42.45171.52403.77154.90082.64022.17292.16114.13184.05601.10131.10311.10045.85445.07034.9904
C52.45173.77151.52404.90082.64024.13184.05602.17292.16115.85445.07034.99041.10131.10311.1004
H61.02472.02392.02392.64022.64022.43832.92382.43832.92383.65812.50252.96993.65812.50252.9699
H72.15451.11382.71302.17294.13182.43831.77472.52013.03442.51172.53273.08724.82804.35994.6599
H82.07891.10452.65662.16114.05602.92381.77473.03442.40382.50553.08512.51134.74284.64014.2341
H92.15452.71301.11384.13182.17292.43832.52013.03441.77474.82804.35994.65992.51172.53273.0872
H102.07892.65661.10454.05602.16112.92383.03442.40381.77474.74284.64014.23412.50553.08512.5113
H113.41312.17934.59701.10135.85443.65812.51172.50554.82804.74281.78021.79226.74616.07315.9855
H122.74982.17604.10741.10315.07032.50252.53273.08514.35994.64011.78021.78286.07314.99755.2286
H132.67762.16364.05241.10044.99042.96993.08722.51134.65994.23411.79221.78285.98555.22864.8345
H143.41314.59702.17935.85441.10133.65814.82804.74282.51172.50556.74616.07315.98551.78021.7922
H152.74984.10742.17605.07031.10312.50254.35994.64012.53273.08516.07314.99755.22861.78021.7828
H162.67764.05242.16364.99041.10042.96994.65994.23413.08722.51135.98555.22864.83451.79221.7828

picture of diethylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C4 110.454 N1 C2 H7 112.956
N1 C2 H8 107.481 N1 C3 C5 110.454
N1 C3 H9 112.956 N1 C3 H10 107.481
C2 N1 C3 112.498 C2 N1 H6 107.768
C2 C4 H11 111.205 C2 C4 H12 110.825
C2 C4 H13 110.012 C3 N1 H6 107.768
C3 C5 H14 111.205 C3 C5 H15 110.825
C3 C5 H16 110.012 C4 C2 H7 109.950
C4 C2 H8 109.576 C5 C3 H8 150.837
C5 C3 H10 109.576 H7 C2 H8 106.270
H9 C3 H10 106.270 H11 C4 H12 107.719
H11 C4 H13 108.975 H12 C4 H13 108.011
H14 C5 H15 107.719 H14 C5 H16 108.975
H15 C5 H16 108.011
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability