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

using model chemistry: CCSD/6-31G*

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/6-31G*
 hartrees
Energy at 0K-213.065251
Energy at 298.15K-213.078036
HF Energy-212.312380
Nuclear repulsion energy188.127178
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/6-31G*
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' 3477 3283 1.67      
2 A' 3160 2984 46.06      
3 A' 3138 2963 65.12      
4 A' 3085 2913 49.51      
5 A' 3068 2897 12.43      
6 A' 2976 2810 143.93      
7 A' 1582 1494 0.50      
8 A' 1551 1464 2.84      
9 A' 1542 1456 11.63      
10 A' 1480 1398 3.01      
11 A' 1440 1360 0.37      
12 A' 1354 1279 4.29      
13 A' 1276 1205 1.99      
14 A' 1201 1134 13.93      
15 A' 1097 1036 5.29      
16 A' 935 883 13.59      
17 A' 851 803 5.44      
18 A' 814 768 68.23      
19 A' 436 412 0.31      
20 A' 268 253 1.38      
21 A' 193 182 0.87      
22 A' 116 110 1.52      
23 A" 3160 2984 8.19      
24 A" 3137 2962 18.25      
25 A" 3081 2909 0.99      
26 A" 3067 2896 28.54      
27 A" 2971 2806 7.26      
28 A" 1571 1484 4.01      
29 A" 1555 1468 6.60      
30 A" 1547 1461 8.46      
31 A" 1525 1440 24.05      
32 A" 1464 1382 12.35      
33 A" 1398 1321 24.86      
34 A" 1318 1244 3.30      
35 A" 1197 1130 36.99      
36 A" 1145 1081 8.43      
37 A" 1098 1037 4.36      
38 A" 972 918 0.25      
39 A" 828 782 0.59      
40 A" 438 413 0.66      
41 A" 268 253 0.70      
42 A" 113 106 1.26      

Unscaled Zero Point Vibrational Energy (zpe) 33445.7 cm-1
Scaled (by 0.9443) Zero Point Vibrational Energy (zpe) 31582.8 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/6-31G*
ABC
0.58823 0.07002 0.06599

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.017 -0.290 0.000
C2 0.017 0.520 1.219
C3 0.017 0.520 -1.219
C4 0.017 -0.372 2.454
C5 0.017 -0.372 -2.454
H6 -0.824 -0.871 0.000
H7 -0.835 1.227 1.261
H8 0.930 1.133 1.206
H9 -0.835 1.227 -1.261
H10 0.930 1.133 -1.206
H11 0.061 0.228 3.372
H12 -0.894 -0.983 2.497
H13 0.880 -1.047 2.432
H14 0.061 0.228 -3.372
H15 -0.894 -0.983 -2.497
H16 0.880 -1.047 -2.432

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16
N11.46311.46312.45582.45581.02282.14882.07652.14882.07653.41162.74732.68893.41162.74732.6889
C21.46312.43721.52413.77982.03171.10791.09902.71592.66242.17352.17392.16124.60004.11084.0650
C31.46312.43723.77981.52412.03172.71592.66241.10791.09904.60004.11084.06502.17352.17392.1612
C42.45581.52413.77984.90892.64232.16932.15744.13404.06191.09681.09831.09535.85735.07195.0074
C52.45583.77981.52414.90892.64234.13404.06192.16932.15745.85735.07195.00741.09681.09831.0953
H61.02282.03172.03172.64232.64232.44792.92352.44792.92353.65512.50082.97453.65512.50082.9745
H72.14881.10792.71592.16934.13402.44791.76742.52273.03492.50092.53333.07894.82364.36094.6636
H82.07651.09902.66242.15744.06192.92351.76743.03492.41282.50273.07742.50144.74714.63914.2417
H92.14882.71591.10794.13402.16932.44792.52273.03491.76744.82364.36094.66362.50092.53333.0789
H102.07652.66241.09904.06192.15742.92353.03492.41281.76744.74714.63914.24172.50273.07742.5014
H113.41162.17354.60001.09685.85733.65512.50092.50274.82364.74711.77291.78316.74376.06845.9981
H122.74732.17394.11081.09835.07192.50082.53333.07744.36094.63911.77291.77576.06844.99455.2387
H132.68892.16124.06501.09535.00742.97453.07892.50144.66364.24171.78311.77575.99815.23874.8635
H143.41164.60002.17355.85731.09683.65514.82364.74712.50092.50276.74376.06845.99811.77291.7831
H152.74734.11082.17395.07191.09832.50084.36094.63912.53333.07746.06844.99455.23871.77291.7757
H162.68894.06502.16125.00741.09532.97454.66364.24173.07892.50145.99815.23874.86351.78311.7757

picture of diethylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C4 110.576 N1 C2 H7 112.664
N1 C2 H8 107.428 N1 C3 C5 110.576
N1 C3 H9 112.664 N1 C3 H10 107.428
C2 N1 C3 112.788 C2 N1 H6 108.329
C2 C4 H11 110.996 C2 C4 H12 110.948
C2 C4 H13 110.115 C3 N1 H6 108.329
C3 C5 H14 110.996 C3 C5 H15 110.948
C3 C5 H16 110.115 C4 C2 H7 110.005
C4 C2 H8 109.598 C5 C3 H8 150.848
C5 C3 H10 109.598 H7 C2 H8 106.421
H9 C3 H10 106.421 H11 C4 H12 107.737
H11 C4 H13 108.856 H12 C4 H13 108.096
H14 C5 H15 107.737 H14 C5 H16 108.856
H15 C5 H16 108.096
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability