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

using model chemistry: MP2=FULL/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 MP2=FULL/6-311G*
 hartrees
Energy at 0K-263.969058
Energy at 298.15K-263.977408
HF Energy-263.071630
Nuclear repulsion energy182.958861
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 MP2=FULL/6-311G*
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 3751 3553 26.19      
2 A 3683 3488 32.88      
3 A 3631 3439 21.65      
4 A 3194 3025 16.35      
5 A 3144 2978 33.30      
6 A 3073 2910 41.12      
7 A 1845 1747 434.03      
8 A 1701 1611 138.05      
9 A 1565 1482 35.48      
10 A 1537 1456 12.01      
11 A 1525 1444 46.94      
12 A 1494 1415 23.26      
13 A 1441 1364 163.47      
14 A 1229 1164 3.15      
15 A 1183 1120 30.17      
16 A 1172 1110 11.36      
17 A 1105 1046 31.96      
18 A 909 860 3.98      
19 A 806 763 91.93      
20 A 660 625 28.95      
21 A 627 594 240.40      
22 A 556 526 21.31      
23 A 510 483 45.57      
24 A 427 404 74.07      
25 A 295 279 2.36      
26 A 180 171 3.93      
27 A 110 104 7.61      

Unscaled Zero Point Vibrational Energy (zpe) 20674.3 cm-1
Scaled (by 0.9471) Zero Point Vibrational Energy (zpe) 19580.7 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 MP2=FULL/6-311G*
ABC
0.32496 0.14040 0.10154

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-311G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.857 0.047 0.121
H2 -2.088 0.827 -0.610
H3 -2.679 -0.667 0.095
H4 -1.814 0.503 1.115
H5 -0.621 -1.649 -0.079
N6 -0.632 -0.653 -0.227
C7 0.623 -0.113 -0.029
H8 -0.037 1.773 -0.511
H9 1.578 1.638 -0.034
N10 0.642 1.274 0.041
O11 1.624 -0.797 0.097

Atom - Atom Distances (Å)
  C1 H2 H3 H4 H5 N6 C7 H8 H9 N10 O11
C11.09321.08951.09392.10851.45332.48952.58663.78872.78503.5820
H21.09321.75411.77632.92652.11102.92762.26153.79922.84214.1130
H31.08951.75411.77642.28742.07253.35063.64744.84313.84734.3053
H41.09391.77631.77642.73482.12912.76132.72333.75712.78943.8139
H52.10852.92652.28742.73481.00721.97753.49863.95533.18712.4078
N61.45332.11102.07252.12911.00721.38052.51413.18922.32592.2837
C72.48952.92763.35062.76131.97751.38052.05531.99451.38921.2191
H82.58662.26153.64742.72333.49862.51412.05531.68951.00683.1198
H93.78873.79924.84313.75713.95533.18921.99451.68951.00722.4390
N102.78502.84213.84732.78943.18712.32591.38921.00681.00722.2933
O113.58204.11304.30533.81392.40782.28371.21913.11982.43902.2933

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 116.789 C1 N6 C7 122.900
H2 C1 H3 106.956 H2 C1 H4 108.613
H2 C1 N6 111.206 H3 C1 H4 108.892
H3 C1 N6 108.341 H4 C1 N6 112.651
H5 N6 C7 110.853 N6 C7 N10 114.226
N6 C7 O11 122.796 C7 N10 H8 117.254
C7 N10 H9 111.676 H8 N10 H9 114.043
N10 C7 O11 122.967
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability