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

using model chemistry: LSDA/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at LSDA/6-31G*
 hartrees
Energy at 0K-302.292342
Energy at 298.15K-302.302534
Nuclear repulsion energy245.263682
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 LSDA/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 3617 3549 42.85      
2 A 3545 3479 36.28      
3 A 3489 3423 14.75      
4 A 3096 3038 10.20      
5 A 3075 3017 15.53      
6 A 2996 2940 13.61      
7 A 2952 2897 24.83      
8 A 2909 2854 46.54      
9 A 1827 1793 414.09      
10 A 1580 1551 233.04      
11 A 1494 1466 3.02      
12 A 1467 1440 4.38      
13 A 1453 1426 78.87      
14 A 1452 1425 123.64      
15 A 1406 1380 20.35      
16 A 1374 1349 16.41      
17 A 1304 1280 3.88      
18 A 1254 1231 0.98      
19 A 1210 1188 15.79      
20 A 1141 1120 1.21      
21 A 1108 1087 3.29      
22 A 1057 1038 17.38      
23 A 1003 984 0.67      
24 A 894 878 3.48      
25 A 804 789 2.42      
26 A 754 740 51.97      
27 A 576 565 51.95      
28 A 539 529 38.49      
29 A 526 516 99.58      
30 A 465 456 25.00      
31 A 369 362 125.43      
32 A 360 353 0.13      
33 A 271 266 5.49      
34 A 192 189 3.61      
35 A 106 104 6.74      
36 A 40 40 1.52      

Unscaled Zero Point Vibrational Energy (zpe) 25852.2 cm-1
Scaled (by 0.9813) Zero Point Vibrational Energy (zpe) 25368.8 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 LSDA/6-31G*
ABC
0.28553 0.06841 0.05670

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -2.583 -0.231 0.073
H2 -2.606 -0.921 0.935
H3 -3.414 0.483 0.191
H4 -2.766 -0.817 -0.844
C5 -1.259 0.484 -0.003
H6 -1.287 1.206 -0.851
H7 -1.090 1.085 0.916
N8 -0.190 -0.457 -0.184
H9 -0.397 -1.453 -0.115
N10 1.416 1.174 0.082
H11 2.412 1.375 0.006
H12 0.795 1.847 -0.370
C13 1.138 -0.172 -0.018
O14 1.999 -1.039 0.066

Atom - Atom Distances (Å)
  C1 H2 H3 H4 C5 H6 H7 N8 H9 N10 H11 H12 C13 O14
C11.10421.10151.10401.50692.14392.16072.41732.51164.23865.24713.99043.72284.6533
H21.10421.78281.78852.16143.07432.51472.70292.50284.61485.59634.57523.93564.6882
H31.10151.78281.78352.16372.47552.50723.37873.59754.88005.89634.45954.60365.6246
H41.10401.78851.78352.16132.50563.08572.68302.55874.72345.68664.47214.04234.8565
C51.50692.16142.16372.16131.11321.11081.43542.12322.76363.77722.49172.48533.5976
H62.14393.07432.47552.50561.11321.78152.10042.89882.85983.80082.23112.91134.0847
H72.16072.51472.50723.08571.11081.78152.09702.82542.64273.63002.40582.72353.8445
N82.41732.70293.37872.68301.43542.10042.09701.01982.30463.18802.51211.36872.2796
H92.51162.50283.59752.55872.12322.89882.82541.01983.19823.98803.51762.00172.4386
N104.23864.61484.88004.72342.76362.85982.64272.30463.19821.01881.02071.37852.2895
H115.24715.59635.89635.68663.77723.80083.63003.18803.98801.01881.72542.00452.4506
H123.99044.57524.45954.47212.49172.23112.40582.51213.51761.02071.72542.07793.1576
C133.72283.93564.60364.04232.48532.91132.72351.36872.00171.37852.00452.07791.2251
O144.65334.68825.62464.85653.59764.08473.84452.27962.43862.28952.45063.15761.2251

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 108.891 C1 C5 H7 110.341
C1 C5 N8 110.463 H2 C1 H3 107.853
H2 C1 H4 108.184 H2 C1 C5 110.798
H3 C1 H4 107.931 H3 C1 C5 111.141
H4 C1 C5 110.806 C5 N8 H9 118.738
C5 N8 C13 124.809 H6 C5 H7 106.460
H6 C5 N8 110.363 H7 C5 N8 110.237
N8 C13 N10 114.043 N8 C13 O14 122.919
H9 N8 C13 113.056 N10 C13 O14 123.017
H11 N10 H12 115.558 H11 N10 C13 112.599
H12 N10 C13 119.258
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.577      
2 H 0.192      
3 H 0.193      
4 H 0.192      
5 C -0.198      
6 H 0.167      
7 H 0.188      
8 N -0.545      
9 H 0.345      
10 N -0.752      
11 H 0.355      
12 H 0.335      
13 C 0.575      
14 O -0.470      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -3.122 2.522 -0.687 4.072
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.760 6.948 -1.316
y 6.948 -34.034 -1.525
z -1.316 -1.525 -37.843
Traceless
 xyz
x -1.821 6.948 -1.316
y 6.948 3.767 -1.525
z -1.316 -1.525 -1.946
Polar
3z2-r2-3.892
x2-y2-3.726
xy6.948
xz-1.316
yz-1.525


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.348 -0.154 0.224
y -0.154 7.697 -0.098
z 0.224 -0.098 4.976


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000