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

using model chemistry: CCSD(T)/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 CCSD(T)/cc-pVDZ
 hartrees
Energy at 0K-213.180266
Energy at 298.15K-213.192966
HF Energy-212.329740
Nuclear repulsion energy187.277973
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 CCSD(T)/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' 3461 3387        
2 A' 3141 3075        
3 A' 3120 3054        
4 A' 3058 2993        
5 A' 3040 2976        
6 A' 2944 2881        
7 A' 1518 1486        
8 A' 1489 1458        
9 A' 1479 1448        
10 A' 1430 1399        
11 A' 1385 1355        
12 A' 1319 1291        
13 A' 1237 1210        
14 A' 1165 1140        
15 A' 1077 1054        
16 A' 916 896        
17 A' 826 808        
18 A' 806 789        
19 A' 427 418        
20 A' 266 260        
21 A' 184 180        
22 A' 111 109        
23 A" 3141 3075        
24 A" 3120 3054        
25 A" 3055 2990        
26 A" 3040 2975        
27 A" 2939 2876        
28 A" 1509 1477        
29 A" 1497 1465        
30 A" 1486 1455        
31 A" 1471 1440        
32 A" 1404 1375        
33 A" 1350 1321        
34 A" 1277 1250        
35 A" 1174 1149        
36 A" 1108 1084        
37 A" 1068 1045        
38 A" 951 931        
39 A" 802 785        
40 A" 422 413        
41 A" 265 259        
42 A" 106 104        

Unscaled Zero Point Vibrational Energy (zpe) 32790.5 cm-1
Scaled (by 0.9788) Zero Point Vibrational Energy (zpe) 32095.3 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 CCSD(T)/cc-pVDZ
ABC
0.58158 0.06959 0.06561

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)/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 1.219
C3 0.018 0.521 -1.219
C4 0.018 -0.371 2.463
C5 0.018 -0.371 -2.463
H6 -0.848 -0.851 0.000
H7 -0.841 1.235 1.263
H8 0.938 1.141 1.205
H9 -0.841 1.235 -1.263
H10 0.938 1.141 -1.205
H11 0.072 0.235 3.386
H12 -0.907 -0.980 2.511
H13 0.881 -1.062 2.435
H14 0.072 0.235 -3.386
H15 -0.907 -0.980 -2.511
H16 0.881 -1.062 -2.435

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16
N11.46791.46792.46382.46381.02812.16362.08952.16362.08953.42842.76152.69423.42842.76152.6942
C21.46792.43711.53123.78782.02931.11831.10912.72112.66542.18742.18592.17504.61424.12514.0743
C31.46792.43713.78781.53122.02932.72112.66541.11831.10914.61424.12514.07432.18742.18592.1750
C42.46381.53123.78784.92532.65422.18182.17114.14704.07251.10621.10821.10535.88065.09525.0209
C52.46383.78781.53124.92532.65424.14704.07252.18182.17115.88065.09525.02091.10621.10821.1053
H61.02812.02932.02932.65422.65422.43862.93422.43862.93423.67322.51482.99383.67322.51482.9938
H72.16361.11832.72112.18184.14702.43861.78292.52523.04392.51902.54323.10134.84244.37594.6815
H82.08951.10912.66542.17114.07252.93421.78293.04392.41032.51583.09912.52354.75964.65924.2552
H92.16362.72111.11834.14702.18182.43862.52523.04391.78294.84244.37594.68152.51902.54323.1013
H102.08952.66541.10914.07252.17112.93423.04392.41031.78294.75964.65924.25522.51583.09912.5235
H113.42842.18744.61421.10625.88063.67322.51902.51584.84244.75961.78861.80036.77296.10006.0188
H122.76152.18594.12511.10825.09522.51482.54323.09914.37594.65921.78861.79126.10005.02175.2598
H132.69422.17504.07431.10535.02092.99383.10132.52354.68154.25521.80031.79126.01885.25984.8702
H143.42844.61422.18745.88061.10623.67324.84244.75962.51902.51586.77296.10006.01881.78861.8003
H152.76154.12512.18595.09521.10822.51484.37594.65922.54323.09916.10005.02175.25981.78861.7912
H162.69424.07432.17505.02091.10532.99384.68154.25523.10132.52356.01885.25984.87021.80031.7912

picture of diethylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C4 110.457 N1 C2 H7 112.872
N1 C2 H8 107.541 N1 C3 C5 110.457
N1 C3 H9 112.872 N1 C3 H10 107.541
C2 N1 C3 112.229 C2 N1 H6 107.481
C2 C4 H11 111.049 C2 C4 H12 110.811
C2 C4 H13 110.121 C3 N1 H6 107.481
C3 C5 H14 111.049 C3 C5 H15 110.811
C3 C5 H16 110.121 C4 C2 H7 109.888
C4 C2 H8 109.595 C5 C3 H8 150.965
C5 C3 H10 109.595 H7 C2 H8 106.342
H9 C3 H10 106.342 H11 C4 H12 107.748
H11 C4 H13 108.986 H12 C4 H13 108.035
H14 C5 H15 107.748 H14 C5 H16 108.986
H15 C5 H16 108.035
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability