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All results from a given calculation for C2H6N2O (Urea, methyl-)

using model chemistry: HF/6-311G*

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/6-311G*
 hartrees
Energy at 0K-263.074143
Energy at 298.15K-263.082602
Nuclear repulsion energy184.593285
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/6-311G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A 3952 3574 29.02      
2 A 3895 3523 35.10      
3 A 3841 3473 28.39      
4 A 3282 2968 36.98      
5 A 3230 2921 61.04      
6 A 3183 2878 54.93      
7 A 1962 1774 656.41      
8 A 1822 1648 155.87      
9 A 1663 1504 30.44      
10 A 1634 1478 10.94      
11 A 1626 1471 30.61      
12 A 1614 1460 47.70      
13 A 1531 1385 230.93      
14 A 1317 1191 1.10      
15 A 1258 1138 11.69      
16 A 1243 1124 49.73      
17 A 1181 1068 34.64      
18 A 955 863 6.42      
19 A 884 800 103.91      
20 A 659 596 49.22      
21 A 606 548 136.78      
22 A 590 533 52.64      
23 A 531 480 51.34      
24 A 424 383 145.17      
25 A 307 277 3.00      
26 A 181 164 2.76      
27 A 105 95 7.03      

Unscaled Zero Point Vibrational Energy (zpe) 21737.7 cm-1
Scaled (by 0.9044) Zero Point Vibrational Energy (zpe) 19659.6 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/6-311G*
ABC
0.33388 0.14140 0.10225

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-311G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.865 0.066 0.093
H2 -2.062 0.824 -0.658
H3 -2.679 -0.643 0.047
H4 -1.873 0.536 1.071
H5 -0.638 -1.626 -0.069
N6 -0.631 -0.640 -0.176
C7 0.620 -0.118 -0.020
H8 -0.006 1.790 -0.424
H9 1.610 1.603 -0.044
N10 0.685 1.252 0.040
O11 1.592 -0.808 0.074

Atom - Atom Distances (Å)
  C1 H2 H3 H4 H5 N6 C7 H8 H9 N10 O11
C11.08491.08071.08502.09611.44642.49422.58773.80212.81303.5658
H21.08491.74091.76272.89432.10282.91332.28383.80372.86694.0685
H31.08071.74091.75682.26852.05983.34143.64564.84263.86164.2746
H41.08501.76271.75682.73802.11662.79922.70143.81002.85003.8483
H52.09612.89432.26852.73800.99161.96413.49213.93433.16952.3796
N61.44642.10282.05982.11660.99161.36492.52173.17392.31552.2440
C72.49422.91333.34142.79921.96411.36492.04851.98571.37321.1958
H82.58772.28383.64562.70143.49212.52172.04851.67070.99163.0907
H93.80213.80374.84263.81003.93433.17391.98571.67070.99262.4139
N102.81302.86693.86162.85003.16952.31551.37320.99160.99262.2511
O113.56584.06854.27463.84832.37962.24401.19583.09072.41392.2511

picture of Urea, methyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N6 H5 117.358 C1 N6 C7 125.028
H2 C1 H3 106.998 H2 C1 H4 108.649
H2 C1 N6 111.551 H3 C1 H4 108.423
H3 C1 N6 108.324 H4 C1 N6 112.692
H5 N6 C7 111.938 N6 C7 N10 115.484
N6 C7 O11 122.269 C7 N10 H8 119.174
C7 N10 H9 113.157 H8 N10 H9 114.701
N10 C7 O11 122.240
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.453 0.250   0.076
2 H 0.208 -0.017   0.025
3 H 0.225 0.029   0.067
4 H 0.226 -0.000   0.048
5 H 0.376 0.383   0.371
6 N -0.701 -0.808   -0.700
7 C 0.780 1.062   0.941
8 H 0.363 0.400   0.402
9 H 0.379 0.397   0.405
10 N -0.886 -0.979   -0.957
11 O -0.515 -0.716   -0.678


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -3.585 2.191 -0.643 4.250
CHELPG        
AIM        
ESP -3.653 2.203 -0.739 4.329


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.572 5.657 -1.043
y 5.657 -26.610 -2.102
z -1.043 -2.102 -31.663
Traceless
 xyz
x -2.436 5.657 -1.043
y 5.657 5.007 -2.102
z -1.043 -2.102 -2.572
Polar
3z2-r2-5.143
x2-y2-4.962
xy5.657
xz-1.043
yz-2.102


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.249 -0.193 0.126
y -0.193 5.418 -0.058
z 0.126 -0.058 3.666


<r2> (average value of r2) Å2
<r2> 117.244
(<r2>)1/2 10.828