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

using model chemistry: PBE1PBE/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 PBE1PBE/6-31G
 hartrees
Energy at 0K-213.468812
Energy at 298.15K-213.481496
HF Energy-213.468812
Nuclear repulsion energy188.047244
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 PBE1PBE/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' 3552 3396 0.81      
2 A' 3172 3032 41.40      
3 A' 3148 3009 67.46      
4 A' 3076 2940 67.70      
5 A' 3065 2930 12.98      
6 A' 2936 2806 197.27      
7 A' 1579 1510 1.36      
8 A' 1549 1481 3.67      
9 A' 1537 1469 19.49      
10 A' 1460 1396 6.16      
11 A' 1446 1382 1.13      
12 A' 1335 1276 1.80      
13 A' 1261 1205 3.44      
14 A' 1194 1142 13.37      
15 A' 1098 1050 5.42      
16 A' 918 878 2.34      
17 A' 854 816 3.49      
18 A' 659 630 125.40      
19 A' 433 414 1.63      
20 A' 258 246 1.30      
21 A' 185 177 2.02      
22 A' 103 99 1.76      
23 A" 3172 3032 12.62      
24 A" 3148 3009 16.28      
25 A" 3075 2939 1.36      
26 A" 3064 2929 27.69      
27 A" 2929 2800 18.47      
28 A" 1566 1497 2.66      
29 A" 1550 1482 0.73      
30 A" 1543 1475 17.84      
31 A" 1521 1454 18.20      
32 A" 1455 1391 20.79      
33 A" 1392 1330 26.50      
34 A" 1313 1255 5.25      
35 A" 1220 1166 57.20      
36 A" 1156 1105 11.09      
37 A" 1099 1050 5.27      
38 A" 980 937 0.11      
39 A" 842 805 0.36      
40 A" 434 415 0.62      
41 A" 258 247 0.74      
42 A" 114 109 1.50      

Unscaled Zero Point Vibrational Energy (zpe) 33324.4 cm-1
Scaled (by 0.9559) Zero Point Vibrational Energy (zpe) 31854.8 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 PBE1PBE/6-31G
ABC
0.58060 0.06994 0.06572

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.015 -0.244 0.000
C2 0.015 0.529 1.235
C3 0.015 0.529 -1.235
C4 0.015 -0.389 2.450
C5 0.015 -0.389 -2.450
H6 -0.693 -0.973 0.000
H7 -0.842 1.231 1.299
H8 0.921 1.150 1.241
H9 -0.842 1.231 -1.299
H10 0.921 1.150 -1.241
H11 0.063 0.187 3.379
H12 -0.898 -0.998 2.483
H13 0.873 -1.067 2.410
H14 0.063 0.187 -3.379
H15 -0.898 -0.998 -2.483
H16 0.873 -1.067 -2.410

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16
N11.45681.45682.45392.45391.01652.14412.07422.14412.07423.40692.75082.68703.40692.75082.6870
C21.45682.46981.52273.79722.06951.10971.09832.76522.70822.17202.17312.15934.62714.12174.0700
C31.45682.46983.79721.52272.06952.76522.70821.10971.09834.62714.12174.07002.17202.17312.1593
C42.45391.52273.79724.89912.61592.16462.15674.17254.09961.09471.09731.09425.85745.05324.9806
C52.45393.79721.52274.89912.61594.17254.09962.16462.15675.85745.05324.98061.09471.09731.0942
H61.01652.06952.06952.61592.61592.56302.94142.56302.94143.65202.49162.87563.65202.49162.8756
H72.14411.10972.76522.16464.17252.56301.76542.59723.09212.49802.52533.07524.87784.39044.6876
H82.07421.09832.70822.15674.09962.94141.76543.09212.48122.49733.07632.50634.79644.66754.2707
H92.14412.76521.10974.17252.16462.56302.59723.09211.76544.87784.39044.68762.49802.52533.0752
H102.07422.70821.09834.09962.15672.94143.09212.48121.76544.79644.66754.27072.49733.07632.5063
H113.40692.17204.62711.09475.85743.65202.49802.49734.87784.79641.76921.77966.75856.05765.9780
H122.75082.17314.12171.09735.05322.49162.52533.07634.39044.66751.76921.77376.05764.96635.2038
H132.68702.15934.07001.09424.98062.87563.07522.50634.68764.27071.77961.77375.97805.20384.8191
H143.40694.62712.17205.85741.09473.65204.87784.79642.49802.49736.75856.05765.97801.76921.7796
H152.75084.12172.17315.05321.09732.49164.39044.66752.52533.07636.05764.96635.20381.76921.7737
H162.68704.07002.15934.98061.09422.87564.68764.27073.07522.50635.97805.20384.81911.77961.7737

picture of diethylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C4 110.869 N1 C2 H7 112.615
N1 C2 H8 107.715 N1 C3 C5 110.869
N1 C3 H9 112.615 N1 C3 H10 107.715
C2 N1 C3 115.918 C2 N1 H6 112.369
C2 C4 H11 111.110 C2 C4 H12 111.038
C2 C4 H13 110.130 C3 N1 H6 112.369
C3 C5 H14 111.110 C3 C5 H15 111.038
C3 C5 H16 110.130 C4 C2 H7 109.634
C4 C2 H8 109.683 C5 C3 H8 150.159
C5 C3 H10 109.683 H7 C2 H8 106.173
H9 C3 H10 106.173 H11 C4 H12 107.624
H11 C4 H13 108.776 H12 C4 H13 108.061
H14 C5 H15 107.624 H14 C5 H16 108.776
H15 C5 H16 108.061
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.608      
2 C -0.147      
3 C -0.147      
4 C -0.502      
5 C -0.502      
6 H 0.294      
7 H 0.133      
8 H 0.169      
9 H 0.133      
10 H 0.169      
11 H 0.164      
12 H 0.157      
13 H 0.183      
14 H 0.164      
15 H 0.157      
16 H 0.183      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.880 0.265 0.000 0.919
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.985 1.766 0.000
y 1.766 -33.764 0.000
z 0.000 0.000 -32.430
Traceless
 xyz
x -0.888 1.766 0.000
y 1.766 -0.557 0.000
z 0.000 0.000 1.445
Polar
3z2-r22.890
x2-y2-0.221
xy1.766
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.675 0.115 0.000
y 0.115 7.136 0.000
z 0.000 0.000 8.870


<r2> (average value of r2) Å2
<r2> 187.693
(<r2>)1/2 13.700