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

using model chemistry: MP2/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/aug-cc-pVTZ
 hartrees
Energy at 0K-213.336903
Energy at 298.15K-213.349622
HF Energy-212.396167
Nuclear repulsion energy189.034390
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/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' 3517 3351 0.25      
2 A' 3171 3022 30.22      
3 A' 3152 3004 45.86      
4 A' 3091 2945 38.59      
5 A' 3068 2924 10.09      
6 A' 2981 2841 145.85      
7 A' 1538 1465 2.51      
8 A' 1517 1446 2.37      
9 A' 1510 1439 13.83      
10 A' 1429 1361 3.41      
11 A' 1401 1335 0.59      
12 A' 1329 1266 4.29      
13 A' 1238 1180 1.55      
14 A' 1173 1118 10.67      
15 A' 1082 1031 7.48      
16 A' 909 866 5.29      
17 A' 831 792 1.42      
18 A' 770 734 66.59      
19 A' 426 406 0.21      
20 A' 260 247 1.30      
21 A' 185 176 0.83      
22 A' 113 107 1.34      
23 A" 3171 3022 6.35      
24 A" 3152 3004 13.42      
25 A" 3091 2946 0.94      
26 A" 3068 2923 28.23      
27 A" 2981 2841 11.57      
28 A" 1529 1457 1.08      
29 A" 1516 1445 0.86      
30 A" 1513 1442 6.79      
31 A" 1474 1405 28.11      
32 A" 1414 1347 10.14      
33 A" 1360 1296 21.62      
34 A" 1295 1234 3.40      
35 A" 1177 1122 48.02      
36 A" 1121 1068 6.90      
37 A" 1077 1026 3.15      
38 A" 956 911 0.25      
39 A" 811 773 0.56      
40 A" 426 406 0.45      
41 A" 261 248 0.55      
42 A" 112 107 0.90      

Unscaled Zero Point Vibrational Energy (zpe) 33095.0 cm-1
Scaled (by 0.9529) Zero Point Vibrational Energy (zpe) 31536.3 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/aug-cc-pVTZ
ABC
0.59570 0.07060 0.06655

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.017 -0.290 0.000
C2 0.017 0.517 1.213
C3 0.017 0.517 -1.213
C4 0.017 -0.368 2.446
C5 0.017 -0.368 -2.446
H6 -0.804 -0.889 0.000
H7 -0.834 1.214 1.248
H8 0.923 1.129 1.196
H9 -0.834 1.214 -1.248
H10 0.923 1.129 -1.196
H11 0.035 0.232 3.355
H12 -0.878 -0.990 2.474
H13 0.886 -1.023 2.438
H14 0.035 0.232 -3.355
H15 -0.878 -0.990 -2.474
H16 0.886 -1.023 -2.438

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16
N11.45721.45722.44702.44701.01582.13252.06452.13252.06453.39562.72242.69033.39562.72242.6903
C21.45722.42551.51773.76402.03021.10081.09232.69582.64442.16132.15972.15194.57674.08234.0570
C31.45722.42553.76401.51772.03022.69582.64441.10081.09234.57674.08234.05702.16132.15972.1519
C42.44701.51773.76404.89152.63202.15892.14954.10774.03941.08951.09101.08845.83185.03905.0040
C52.44703.76401.51774.89152.63204.10774.03942.15892.14955.83185.03905.00401.08951.09101.0884
H61.01582.03022.03022.63202.63202.44582.91172.44582.91173.63552.47702.96983.63552.47702.9698
H72.13251.10082.69582.15894.10772.44581.75932.49673.01082.48162.52243.06294.78664.32614.6430
H82.06451.09232.64442.14954.03942.91171.75933.01082.39112.50083.06022.48524.72214.60384.2234
H92.13252.69581.10084.10772.15892.44582.49673.01081.75934.78664.32614.64302.48162.52243.0629
H102.06452.64441.09234.03942.14952.91173.01082.39111.75934.72214.60384.22342.50083.06022.4852
H113.39562.16134.57671.08955.83183.63552.48162.50084.78664.72211.76201.77206.71016.02535.9888
H122.72242.15974.08231.09105.03902.47702.52243.06024.32614.60381.76201.76516.02534.94775.2197
H132.69032.15194.05701.08845.00402.96983.06292.48524.64304.22341.77201.76515.98885.21974.8770
H143.39564.57672.16135.83181.08953.63554.78664.72212.48162.50086.71016.02535.98881.76201.7720
H152.72244.08232.15975.03901.09102.47704.32614.60382.52243.06026.02534.94775.21971.76201.7651
H162.69034.05702.15195.00401.08842.96984.64304.22343.06292.48525.98885.21974.87701.77201.7651

picture of diethylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C4 110.665 N1 C2 H7 112.205
N1 C2 H8 107.282 N1 C3 C5 110.665
N1 C3 H9 112.205 N1 C3 H10 107.282
C2 N1 C3 112.662 C2 N1 H6 109.056
C2 C4 H11 110.923 C2 C4 H12 110.703
C2 C4 H13 110.233 C3 N1 H6 109.056
C3 C5 H14 110.923 C3 C5 H15 110.703
C3 C5 H16 110.233 C4 C2 H7 110.053
C4 C2 H8 109.817 C5 C3 H8 151.003
C5 C3 H10 109.817 H7 C2 H8 106.687
H9 C3 H10 106.687 H11 C4 H12 107.821
H11 C4 H13 108.910 H12 C4 H13 108.165
H14 C5 H15 107.821 H14 C5 H16 108.910
H15 C5 H16 108.165
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability