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

using model chemistry: HF/LANL2DZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at HF/LANL2DZ
 hartrees
Energy at 0K-301.968742
Energy at 298.15K-301.979632
Nuclear repulsion energy243.827304
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 HF/LANL2DZ
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 4029 3625 60.44      
2 A 3898 3507 48.45      
3 A 3876 3488 63.69      
4 A 3300 2970 54.71      
5 A 3295 2965 70.73      
6 A 3236 2912 43.79      
7 A 3208 2887 24.27      
8 A 3198 2878 73.07      
9 A 1840 1656 513.57      
10 A 1792 1613 345.70      
11 A 1689 1520 7.12      
12 A 1653 1487 18.64      
13 A 1645 1480 9.40      
14 A 1616 1454 51.55      
15 A 1575 1417 205.96      
16 A 1573 1415 203.29      
17 A 1515 1363 28.15      
18 A 1430 1287 0.01      
19 A 1305 1174 19.63      
20 A 1294 1164 5.95      
21 A 1217 1095 33.38      
22 A 1165 1048 13.03      
23 A 1071 964 0.92      
24 A 969 872 3.58      
25 A 916 825 1.33      
26 A 867 780 209.17      
27 A 621 559 275.09      
28 A 613 551 10.67      
29 A 596 537 11.13      
30 A 576 519 25.49      
31 A 479 431 168.02      
32 A 389 350 0.09      
33 A 280 252 0.03      
34 A 215 194 7.59      
35 A 128 115 1.41      
36 A 78 71 0.86      

Unscaled Zero Point Vibrational Energy (zpe) 28572.8 cm-1
Scaled (by 0.8999) Zero Point Vibrational Energy (zpe) 25712.7 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 HF/LANL2DZ
ABC
0.28835 0.06621 0.05494

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/LANL2DZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 2.634 -0.229 0.000
H2 2.733 -0.854 -0.880
H3 3.450 0.482 0.001
H4 2.732 -0.855 0.880
C5 1.292 0.506 -0.000
H6 1.233 1.143 0.878
H7 1.234 1.144 -0.877
N8 0.191 -0.454 -0.001
H9 0.398 -1.427 -0.001
N10 -1.496 1.157 0.000
H11 -2.467 1.362 -0.000
H12 -0.845 1.903 -0.001
C13 -1.144 -0.166 -0.000
O14 -2.004 -1.061 0.000

Atom - Atom Distances (Å)
  C1 H2 H3 H4 C5 H6 H7 N8 H9 N10 H11 H12 C13 O14
C11.08411.08311.08411.53052.14832.14852.45292.53654.35625.34364.08023.77834.7115
H21.08411.75441.76012.16833.05402.49792.71842.55954.76445.72054.60144.03434.8219
H31.08311.75441.75442.15872.47412.47413.39093.60044.99205.98264.52404.63975.6681
H41.08411.76011.75442.16832.49763.05412.71862.55914.76385.72004.60154.03354.8207
C51.53052.16832.15872.16831.08591.08591.46082.13042.86253.85512.55252.52683.6492
H62.14833.05402.47412.49761.08591.75472.09982.84192.86653.80922.38052.85194.0129
H72.14852.49792.47413.05411.08591.75472.09992.84252.86753.81002.38022.85314.0144
N82.45292.71843.39092.71861.46082.09982.09990.99492.33303.21982.57511.36612.2773
H92.53652.55953.60042.55912.13042.84192.84250.99493.20423.99903.55491.99242.4297
N104.35624.76444.99204.76382.86252.86652.86752.33303.20420.99280.99021.36892.2752
H115.34365.72055.98265.72003.85513.80923.81003.21983.99900.99281.71032.02132.4668
H124.08024.60144.52404.60152.55252.38052.38022.57513.55490.99021.71032.09043.1824
C133.77834.03434.63974.03352.52682.85192.85311.36611.99241.36892.02132.09041.2410
O144.71154.82195.66814.82073.64924.01294.01442.27732.42972.27522.46683.18241.2410

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 109.208 C1 C5 H7 109.219
C1 C5 N8 110.144 H2 C1 H3 108.101
H2 C1 H4 108.550 H2 C1 C5 110.900
H3 C1 H4 108.101 H3 C1 C5 110.191
H4 C1 C5 110.903 C5 N8 H9 119.127
C5 N8 C13 126.685 H6 C5 H7 107.793
H6 C5 N8 110.215 H7 C5 N8 110.217
N8 C13 N10 117.088 N8 C13 O14 121.662
H9 N8 C13 114.187 N10 C13 O14 121.250
H11 N10 H12 119.191 H11 N10 C13 116.817
H12 N10 C13 123.993
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/LANL2DZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.579      
2 H 0.186      
3 H 0.187      
4 H 0.186      
5 C -0.145      
6 H 0.179      
7 H 0.179      
8 N -0.611      
9 H 0.390      
10 N -0.831      
11 H 0.396      
12 H 0.380      
13 C 0.585      
14 O -0.503      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  4.246 3.778 -0.002 5.684
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.079 -9.147 0.010
y -9.147 -35.385 -0.007
z 0.010 -0.007 -38.997
Traceless
 xyz
x -3.889 -9.147 0.010
y -9.147 4.653 -0.007
z 0.010 -0.007 -0.765
Polar
3z2-r2-1.530
x2-y2-5.695
xy-9.147
xz0.010
yz-0.007


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.831 0.398 -0.001
y 0.398 6.718 -0.000
z -0.001 -0.000 4.575


<r2> (average value of r2) Å2
<r2> 205.148
(<r2>)1/2 14.323