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

using model chemistry: MP3=FULL/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP3=FULL/6-31+G**
 hartrees
Energy at 0K-263.879521
Energy at 298.15K-263.887833
HF Energy-263.035418
Nuclear repulsion energy182.977788
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 MP3=FULL/6-31+G**
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 3816 3555 38.53      
2 A 3756 3499 44.15      
3 A 3696 3443 30.06      
4 A 3242 3020 16.35      
5 A 3189 2971 30.34      
6 A 3122 2908 43.31      
7 A 1851 1724 619.28      
8 A 1695 1579 147.74      
9 A 1580 1472 33.11      
10 A 1549 1443 14.60      
11 A 1543 1438 58.47      
12 A 1512 1409 41.32      
13 A 1461 1361 161.01      
14 A 1242 1157 3.61      
15 A 1190 1108 19.92      
16 A 1179 1098 25.18      
17 A 1118 1042 28.48      
18 A 921 858 4.97      
19 A 793 739 64.95      
20 A 634 591 40.18      
21 A 598 557 207.70      
22 A 558 520 18.52      
23 A 509 475 57.13      
24 A 417 389 87.43      
25 A 294 274 2.51      
26 A 177 164 3.24      
27 A 110 103 7.82      

Unscaled Zero Point Vibrational Energy (zpe) 20875.4 cm-1
Scaled (by 0.9316) Zero Point Vibrational Energy (zpe) 19447.5 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 MP3=FULL/6-31+G**
ABC
0.32698 0.13984 0.10102

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/6-31+G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.870 0.047 0.092
H2 -2.070 0.801 -0.669
H3 -2.683 -0.671 0.056
H4 -1.872 0.529 1.071
H5 -0.624 -1.656 -0.059
N6 -0.629 -0.658 -0.173
C7 0.625 -0.112 -0.024
H8 -0.073 1.795 -0.421
H9 1.574 1.653 -0.050
N10 0.649 1.272 0.042
O11 1.634 -0.794 0.073

Atom - Atom Distances (Å)
  C1 H2 H3 H4 H5 N6 C7 H8 H9 N10 O11
C11.09001.08531.09042.11601.45192.50242.55843.80272.80103.6034
H21.09001.75111.77222.91592.11012.91792.24493.79392.84994.1009
H31.08531.75111.76802.28562.06663.35533.62184.85113.85664.3184
H41.09041.77221.76802.75822.12172.80042.65743.79412.82223.8775
H52.11602.91592.28562.75821.00441.98603.51383.97283.19412.4202
N61.45192.11012.06662.12171.00441.37582.52793.19582.32482.2804
C72.50242.91793.35532.80041.98601.37582.06952.00471.38571.2218
H82.55842.24493.62182.65743.51382.52792.06951.69461.00473.1406
H93.80273.79394.85113.79413.97283.19582.00471.69461.00502.4512
N102.80102.84993.85662.82223.19412.32481.38571.00471.00502.2889
O113.60344.10094.31843.87752.42022.28041.22183.14062.45122.2889

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 117.801 C1 N6 C7 124.471
H2 C1 H3 107.228 H2 C1 H4 108.741
H2 C1 N6 111.431 H3 C1 H4 108.703
H3 C1 N6 108.210 H4 C1 N6 112.363
H5 N6 C7 112.159 N6 C7 N10 114.677
N6 C7 O11 122.667 C7 N10 H8 119.087
C7 N10 H9 113.006 H8 N10 H9 114.964
N10 C7 O11 122.637
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability