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

using model chemistry: QCISD/aug-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 QCISD/aug-cc-pVDZ
 hartrees
Energy at 0K-213.199448
Energy at 298.15K-213.212127
HF Energy-212.341351
Nuclear repulsion energy187.196723
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 QCISD/aug-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' 3489 3379 0.34      
2 A' 3125 3027 48.97      
3 A' 3106 3009 71.24      
4 A' 3058 2963 42.29      
5 A' 3033 2938 15.44      
6 A' 2954 2862 160.02      
7 A' 1518 1471 0.98      
8 A' 1491 1444 2.34      
9 A' 1483 1437 10.56      
10 A' 1430 1385 1.87      
11 A' 1389 1346 0.39      
12 A' 1319 1278 4.90      
13 A' 1231 1193 1.09      
14 A' 1166 1130 10.64      
15 A' 1080 1047 6.73      
16 A' 904 876 6.67      
17 A' 825 799 4.31      
18 A' 782 758 57.54      
19 A' 426 412 0.21      
20 A' 254 246 1.28      
21 A' 186 180 0.69      
22 A' 111 108 1.38      
23 A" 3125 3027 10.19      
24 A" 3105 3008 20.27      
25 A" 3055 2959 0.70      
26 A" 3032 2938 35.58      
27 A" 2951 2858 9.70      
28 A" 1509 1462 10.55      
29 A" 1503 1456 13.21      
30 A" 1488 1441 3.19      
31 A" 1474 1428 13.89      
32 A" 1405 1362 9.16      
33 A" 1353 1310 23.90      
34 A" 1280 1240 3.12      
35 A" 1171 1135 39.92      
36 A" 1111 1076 5.56      
37 A" 1068 1035 2.55      
38 A" 950 920 0.58      
39 A" 801 776 0.49      
40 A" 424 410 0.41      
41 A" 254 246 0.54      
42 A" 107 103 0.89      

Unscaled Zero Point Vibrational Energy (zpe) 32762.8 cm-1
Scaled (by 0.9687) Zero Point Vibrational Energy (zpe) 31737.3 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 QCISD/aug-cc-pVDZ
ABC
0.58537 0.06924 0.06531

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.018 -0.295 0.000
C2 0.018 0.520 1.223
C3 0.018 0.520 -1.223
C4 0.018 -0.369 2.470
C5 0.018 -0.369 -2.470
H6 -0.818 -0.885 0.000
H7 -0.844 1.224 1.259
H8 0.934 1.139 1.206
H9 -0.844 1.224 -1.259
H10 0.934 1.139 -1.206
H11 0.035 0.244 3.387
H12 -0.889 -1.001 2.503
H13 0.899 -1.033 2.469
H14 0.035 0.244 -3.387
H15 -0.889 -1.001 -2.503
H16 0.899 -1.033 -2.469

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16
N11.46931.46932.47072.47071.02292.15322.08572.15322.08573.42952.75382.72293.42952.75382.7229
C21.46932.44511.53173.79772.04101.11371.10552.71982.66862.18182.18472.17704.61764.12444.1001
C31.46932.44513.79771.53172.04102.71982.66861.11371.10554.61764.12444.10012.18182.18472.1770
C42.47071.53173.79774.93922.65772.17902.17014.14554.07751.10381.10551.10285.88855.09355.0599
C52.47073.79771.53174.93922.65774.14554.07752.17902.17015.88855.09355.05991.10381.10551.1028
H61.02292.04102.04102.65772.65772.45602.93562.45602.93563.67052.50633.01083.67052.50633.0108
H72.15321.11372.71982.17904.14552.45601.78072.51813.04072.50192.54903.09754.82874.37054.6933
H82.08571.10552.66862.17014.07752.93561.78073.04072.41262.52243.09522.51194.76494.65364.2687
H92.15322.71981.11374.14552.17902.45602.51813.04071.78074.82874.37054.69332.50192.54903.0975
H102.08572.66861.10554.07752.17012.93563.04072.41261.78074.76494.65364.26872.52243.09522.5119
H113.42952.18184.61761.10385.88853.67052.50192.52244.82874.76491.78481.79466.77366.09016.0550
H122.75382.18474.12441.10555.09352.50632.54903.09524.37054.65361.78481.78876.09015.00525.2831
H132.72292.17704.10011.10285.05993.01083.09752.51194.69334.26871.79461.78876.05505.28314.9373
H143.42954.61762.18185.88851.10383.67054.82874.76492.50192.52246.77366.09016.05501.78481.7946
H152.75384.12442.18475.09351.10552.50634.37054.65362.54903.09526.09015.00525.28311.78481.7887
H162.72294.10012.17705.05991.10283.01084.69334.26873.09752.51196.05505.28314.93731.79461.7887

picture of diethylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C4 110.822 N1 C2 H7 112.211
N1 C2 H8 107.358 N1 C3 C5 110.822
N1 C3 H9 112.211 N1 C3 H10 107.358
C2 N1 C3 112.626 C2 N1 H6 108.636
C2 C4 H11 110.713 C2 C4 H12 110.839
C2 C4 H13 110.392 C3 N1 H6 108.636
C3 C5 H14 110.713 C3 C5 H15 110.839
C3 C5 H16 110.392 C4 C2 H7 109.904
C4 C2 H8 109.694 C5 C3 H8 151.131
C5 C3 H10 109.694 H7 C2 H8 106.716
H9 C3 H10 106.716 H11 C4 H12 107.779
H11 C4 H13 108.840 H12 C4 H13 108.191
H14 C5 H15 107.779 H14 C5 H16 108.840
H15 C5 H16 108.191
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability