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/aug-cc-pVTZ

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/aug-cc-pVTZ
 hartrees
Energy at 0K-213.430510
Energy at 298.15K-213.443224
HF Energy-212.396386
Nuclear repulsion energy189.739705
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/aug-cc-pVTZ
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' 3527 3355 0.32      
2 A' 3169 3015 28.98      
3 A' 3151 2998 44.76      
4 A' 3092 2942 40.54      
5 A' 3078 2929 8.65      
6 A' 2986 2841 147.66      
7 A' 1544 1469 2.60      
8 A' 1525 1451 2.58      
9 A' 1518 1444 14.09      
10 A' 1439 1369 3.27      
11 A' 1405 1337 1.02      
12 A' 1339 1274 4.17      
13 A' 1245 1185 1.66      
14 A' 1182 1125 11.45      
15 A' 1092 1039 7.91      
16 A' 912 868 4.58      
17 A' 834 793 1.88      
18 A' 762 725 68.20      
19 A' 429 408 0.31      
20 A' 254 242 1.29      
21 A' 185 176 0.88      
22 A' 112 107 1.34      
23 A" 3169 3015 6.38      
24 A" 3151 2998 13.15      
25 A" 3092 2942 1.35      
26 A" 3078 2928 26.85      
27 A" 2985 2840 11.89      
28 A" 1533 1458 0.29      
29 A" 1524 1450 1.24      
30 A" 1519 1445 6.48      
31 A" 1483 1411 30.83      
32 A" 1420 1351 12.32      
33 A" 1366 1300 19.63      
34 A" 1304 1241 3.23      
35 A" 1188 1130 47.32      
36 A" 1127 1073 6.09      
37 A" 1082 1029 3.60      
38 A" 961 914 0.29      
39 A" 810 771 0.64      
40 A" 428 407 0.41      
41 A" 256 244 0.55      
42 A" 109 103 0.91      

Unscaled Zero Point Vibrational Energy (zpe) 33181.9 cm-1
Scaled (by 0.9514) Zero Point Vibrational Energy (zpe) 31569.2 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 MP2=FULL/aug-cc-pVTZ
ABC
0.60084 0.07114 0.06708

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.017 -0.289 0.000
C2 0.017 0.514 1.207
C3 0.017 0.514 -1.207
C4 0.017 -0.365 2.436
C5 0.017 -0.365 -2.436
H6 -0.797 -0.892 0.000
H7 -0.832 1.210 1.242
H8 0.922 1.122 1.191
H9 -0.832 1.210 -1.242
H10 0.922 1.122 -1.191
H11 0.040 0.236 3.342
H12 -0.879 -0.983 2.468
H13 0.883 -1.021 2.426
H14 0.040 0.236 -3.342
H15 -0.879 -0.983 -2.468
H16 0.883 -1.021 -2.426

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16
N11.45011.45012.43772.43771.01332.12422.05652.12422.05653.38342.71602.67833.38342.71602.6783
C21.45012.41491.51113.74842.02451.09861.09012.68472.63492.15322.15272.14314.55844.06884.0388
C31.45012.41493.74841.51112.02452.68472.63491.09861.09014.55844.06884.03882.15322.15272.1431
C42.43771.51113.74844.87302.62252.15132.14024.09114.02391.08731.08891.08635.81015.02404.9828
C52.43773.74841.51114.87302.62254.09114.02392.15132.14025.81015.02404.98281.08731.08891.0863
H61.01332.02452.02452.62252.62252.44262.90382.44262.90383.62572.47122.95393.62572.47122.9539
H72.12421.09862.68472.15134.09112.44261.75662.48503.00122.47392.51333.05314.76784.31094.6240
H82.05651.09012.63492.14024.02392.90381.75663.00122.38282.48783.05042.47424.70304.58994.2054
H92.12422.68471.09864.09112.15132.44262.48503.00121.75664.76784.31094.62402.47392.51333.0531
H102.05652.63491.09014.02392.14022.90383.00122.38281.75664.70304.58994.20542.48783.05042.4742
H113.38342.15324.55841.08735.81013.62572.47392.48784.76784.70301.75931.76886.68486.00795.9640
H122.71602.15274.06881.08895.02402.47122.51333.05044.31094.58991.75931.76216.00794.93645.2020
H132.67832.14314.03881.08634.98282.95393.05312.47424.62404.20541.76881.76215.96405.20204.8529
H143.38344.55842.15325.81011.08733.62574.76784.70302.47392.48786.68486.00795.96401.75931.7688
H152.71604.06882.15275.02401.08892.47124.31094.58992.51333.05046.00794.93645.20201.75931.7621
H162.67834.03882.14314.98281.08632.95394.62404.20543.05312.47425.96405.20204.85291.76881.7621

picture of diethylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C4 110.801 N1 C2 H7 112.179
N1 C2 H8 107.259 N1 C3 C5 110.801
N1 C3 H9 112.179 N1 C3 H10 107.259
C2 N1 C3 112.749 C2 N1 H6 109.258
C2 C4 H11 110.871 C2 C4 H12 110.740
C2 C4 H13 110.120 C3 N1 H6 109.258
C3 C5 H14 110.871 C3 C5 H15 110.740
C3 C5 H16 110.120 C4 C2 H7 110.041
C4 C2 H8 109.664 C5 C3 H8 151.019
C5 C3 H10 109.664 H7 C2 H8 106.757
H9 C3 H10 106.757 H11 C4 H12 107.889
H11 C4 H13 108.931 H12 C4 H13 108.210
H14 C5 H15 107.889 H14 C5 H16 108.931
H15 C5 H16 108.210
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability