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All results from a given calculation for NH2CONHC2H5 (Urea, ethyl-)

using model chemistry: B3LYP/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3LYP/cc-pVDZ
 hartrees
Energy at 0K-303.904596
Energy at 298.15K-303.915082
Nuclear repulsion energy243.278303
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 B3LYP/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 3658 3548 26.04      
2 A 3584 3476 21.97      
3 A 3541 3434 13.68      
4 A 3121 3027 22.41      
5 A 3105 3012 31.30      
6 A 3033 2942 21.27      
7 A 3018 2928 36.40      
8 A 2988 2898 45.28      
9 A 1808 1754 443.17      
10 A 1603 1555 141.67      
11 A 1504 1459 2.36      
12 A 1478 1433 1.87      
13 A 1466 1422 7.46      
14 A 1451 1408 27.72      
15 A 1431 1388 227.76      
16 A 1401 1359 16.46      
17 A 1352 1312 26.86      
18 A 1290 1252 7.55      
19 A 1195 1159 18.22      
20 A 1151 1116 2.00      
21 A 1127 1093 34.58      
22 A 1067 1035 15.28      
23 A 993 963 2.13      
24 A 899 872 1.69      
25 A 820 795 0.91      
26 A 780 757 56.23      
27 A 614 596 49.44      
28 A 580 563 86.30      
29 A 551 534 56.37      
30 A 500 485 49.19      
31 A 399 387 75.36      
32 A 360 349 0.51      
33 A 279 271 2.30      
34 A 197 191 2.04      
35 A 117 114 7.39      
36 A 66 64 0.07      

Unscaled Zero Point Vibrational Energy (zpe) 26261.4 cm-1
Scaled (by 0.97) Zero Point Vibrational Energy (zpe) 25473.5 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 B3LYP/cc-pVDZ
ABC
0.28388 0.06650 0.05542

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -2.628 -0.209 -0.021
H2 -2.724 -1.064 0.669
H3 -3.446 0.494 0.203
H4 -2.762 -0.581 -1.049
C5 -1.274 0.474 0.140
H6 -1.230 1.343 -0.542
H7 -1.169 0.873 1.168
N8 -0.195 -0.452 -0.187
H9 -0.383 -1.436 -0.015
N10 1.469 1.180 0.037
H11 2.464 1.339 -0.092
H12 0.883 1.825 -0.483
C13 1.152 -0.174 -0.025
O14 1.994 -1.054 0.078

Atom - Atom Distances (Å)
  C1 H2 H3 H4 C5 H6 H7 N8 H9 N10 H11 H12 C13 O14
C11.10331.10071.10181.52472.15232.17112.45072.55904.32675.32244.08433.78034.7003
H21.10331.77911.78522.17863.08072.53382.73882.46724.79775.76774.76344.03694.7552
H31.10071.77911.78642.17262.48672.50233.40773.62674.96555.97694.58094.65155.6573
H41.10181.78521.78642.17702.51093.09312.71022.73114.70965.64864.40424.06564.9104
C51.52472.17862.17262.17701.10561.10751.45902.11312.83483.84382.62122.51643.6083
H62.15233.08072.48672.51091.10561.77402.10242.95272.76583.72132.16882.87104.0652
H72.17112.53382.50233.09311.10751.77402.13042.71032.88623.87252.80062.81113.8603
N82.45072.73883.40772.71021.45902.10242.13041.01602.34203.20772.53771.38522.2861
H92.55902.46723.62672.73112.11312.95272.71031.01603.20553.97613.52981.98702.4095
N104.32674.79774.96554.70962.83482.76582.88622.34203.20551.01531.01541.39182.2946
H115.32245.76775.97695.64863.84383.72133.87253.20773.97611.01531.69932.00362.4442
H124.08434.76344.58094.40422.62122.16882.80062.53773.52981.01541.69932.06873.1367
C133.78034.03694.65154.06562.51642.87102.81111.38521.98701.39182.00362.06871.2224
O144.70034.75525.65734.91043.60834.06523.86032.28612.40952.29462.44423.13671.2224

picture of Urea, ethyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C5 H6 108.776 C1 C5 H7 110.128
C1 C5 N8 110.428 H2 C1 H3 107.653
H2 C1 H4 108.106 H2 C1 C5 110.976
H3 C1 H4 108.397 H3 C1 C5 110.654
H4 C1 C5 110.936 C5 N8 H9 116.105
C5 N8 C13 124.430 H6 C5 H7 106.562
H6 C5 N8 109.355 H7 C5 N8 111.480
N8 C13 N10 114.999 N8 C13 O14 122.376
H9 N8 C13 110.750 N10 C13 O14 122.614
H11 N10 H12 113.605 H11 N10 C13 111.736
H12 N10 C13 117.640
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.040      
2 H 0.030      
3 H 0.028      
4 H 0.033      
5 C 0.048      
6 H 0.018      
7 H 0.023      
8 N -0.166      
9 H 0.093      
10 N -0.117      
11 H 0.099      
12 H 0.088      
13 C 0.152      
14 O -0.290      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.846 2.510 -0.594 3.841
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.269 6.572 -1.767
y 6.572 -34.963 -1.948
z -1.767 -1.948 -37.505
Traceless
 xyz
x -2.036 6.572 -1.767
y 6.572 2.925 -1.948
z -1.767 -1.948 -0.889
Polar
3z2-r2-1.778
x2-y2-3.307
xy6.572
xz-1.767
yz-1.948


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.437 -0.051 0.084
y -0.051 7.689 -0.126
z 0.084 -0.126 5.220


<r2> (average value of r2) Å2
<r2> 203.424
(<r2>)1/2 14.263