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

using model chemistry: MP4/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 MP4/cc-pVDZ
 hartrees
Energy at 0K-213.178254
Energy at 298.15K-213.190959
HF Energy-212.329842
Nuclear repulsion energy187.347837
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 MP4/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' 3465 3351        
2 A' 3152 3048        
3 A' 3131 3028        
4 A' 3066 2964        
5 A' 3048 2947        
6 A' 2948 2851        
7 A' 1519 1469        
8 A' 1491 1442        
9 A' 1481 1432        
10 A' 1430 1382        
11 A' 1385 1339        
12 A' 1319 1276        
13 A' 1238 1197        
14 A' 1165 1127        
15 A' 1078 1043        
16 A' 916 886        
17 A' 826 799        
18 A' 807 780        
19 A' 427 413        
20 A' 267 258        
21 A' 184 178        
22 A' 111 107        
23 A" 3152 3048        
24 A" 3131 3027        
25 A" 3063 2962        
26 A" 3047 2946        
27 A" 2944 2847        
28 A" 1510 1460        
29 A" 1497 1447        
30 A" 1488 1439        
31 A" 1472 1423        
32 A" 1405 1358        
33 A" 1350 1305        
34 A" 1278 1236        
35 A" 1175 1136        
36 A" 1109 1072        
37 A" 1069 1033        
38 A" 952 921        
39 A" 803 777        
40 A" 422 408        
41 A" 266 257        
42 A" 107 103        

Unscaled Zero Point Vibrational Energy (zpe) 32845.6 cm-1
Scaled (by 0.9669) Zero Point Vibrational Energy (zpe) 31758.4 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 MP4/cc-pVDZ
ABC
0.58186 0.06965 0.06566

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.018 -0.297 0.000
C2 0.018 0.521 1.218
C3 0.018 0.521 -1.218
C4 0.018 -0.371 2.462
C5 0.018 -0.371 -2.462
H6 -0.848 -0.851 0.000
H7 -0.841 1.235 1.262
H8 0.938 1.140 1.204
H9 -0.841 1.235 -1.262
H10 0.938 1.140 -1.204
H11 0.073 0.234 3.385
H12 -0.907 -0.979 2.510
H13 0.880 -1.062 2.433
H14 0.073 0.234 -3.385
H15 -0.907 -0.979 -2.510
H16 0.880 -1.062 -2.433

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16
N11.46741.46742.46272.46271.02802.16332.08852.16332.08853.42712.76052.69233.42712.76052.6923
C21.46742.43631.53053.78642.02871.11811.10882.72052.66402.18672.18492.17404.61274.12364.0721
C31.46742.43633.78641.53052.02872.72052.66401.11811.10884.61274.12364.07212.18672.18492.1740
C42.46271.53053.78644.92312.65312.18132.17074.14574.07051.10571.10771.10495.87835.09315.0178
C52.46273.78641.53054.92312.65314.14574.07052.18132.17075.87835.09315.01781.10571.10771.1049
H61.02802.02872.02872.65312.65312.43812.93312.43812.93313.67202.51392.99183.67202.51392.9918
H72.16331.11812.72052.18134.14572.43811.78232.52463.04252.51882.54223.10034.84124.37454.6795
H82.08851.10882.66402.17074.07052.93311.78233.04252.40832.51553.09822.52314.75754.65704.2527
H92.16332.72051.11814.14572.18132.43812.52463.04251.78234.84124.37454.67952.51882.54223.1003
H102.08852.66401.10884.07052.17072.93313.04252.40831.78234.75754.65704.25272.51553.09822.5231
H113.42712.18674.61271.10575.87833.67202.51882.51554.84124.75751.78781.79956.77056.09786.0155
H122.76052.18494.12361.10775.09312.51392.54223.09824.37454.65701.78781.79046.09785.01985.2568
H132.69232.17404.07211.10495.01782.99183.10032.52314.67954.25271.79951.79046.01555.25684.8664
H143.42714.61272.18675.87831.10573.67204.84124.75752.51882.51556.77056.09786.01551.78781.7995
H152.76054.12362.18495.09311.10772.51394.37454.65702.54223.09826.09785.01985.25681.78781.7904
H162.69234.07212.17405.01781.10492.99184.67954.25273.10032.52316.01555.25684.86641.79951.7904

picture of diethylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C4 110.446 N1 C2 H7 112.888
N1 C2 H8 107.511 N1 C3 C5 110.446
N1 C3 H9 112.888 N1 C3 H10 107.511
C2 N1 C3 112.232 C2 N1 H6 107.470
C2 C4 H11 111.069 C2 C4 H12 110.804
C2 C4 H13 110.111 C3 N1 H6 107.470
C3 C5 H14 111.069 C3 C5 H15 110.804
C3 C5 H16 110.111 C4 C2 H7 109.902
C4 C2 H8 109.628 C5 C3 H8 150.954
C5 C3 H10 109.628 H7 C2 H8 106.321
H9 C3 H10 106.321 H11 C4 H12 107.743
H11 C4 H13 108.990 H12 C4 H13 108.033
H14 C5 H15 107.743 H14 C5 H16 108.990
H15 C5 H16 108.033
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability