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All results from a given calculation for NH(CH3)CONH(CH3) (Urea, N,N'-dimethyl-)

using model chemistry: LSDA/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at LSDA/6-31G(2df,p)
 hartrees
Energy at 0K-302.313653
Energy at 298.15K-302.323494
HF Energy-302.313653
Nuclear repulsion energy250.122353
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(2df,p)
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 3568 3511 22.95      
2 A 3066 3017 0.89      
3 A 3017 2968 0.24      
4 A 2953 2906 0.28      
5 A 1785 1757 187.79      
6 A 1477 1454 24.57      
7 A 1427 1404 0.08      
8 A 1424 1402 0.17      
9 A 1348 1326 30.31      
10 A 1215 1196 3.29      
11 A 1137 1118 8.31      
12 A 1108 1090 1.23      
13 A 921 906 6.68      
14 A 506 498 2.51      
15 A 275 271 12.85      
16 A 239 235 1.39      
17 A 157 155 0.11      
18 A 115 113 3.24      
19 B 3564 3507 9.50      
20 B 3065 3016 0.44      
21 B 3017 2968 50.45      
22 B 2951 2904 155.23      
23 B 1562 1537 419.98      
24 B 1431 1408 83.55      
25 B 1427 1405 21.22      
26 B 1355 1333 6.49      
27 B 1220 1201 131.17      
28 B 1119 1102 1.57      
29 B 1108 1090 18.20      
30 B 1080 1063 32.82      
31 B 746 734 2.39      
32 B 691 680 7.28      
33 B 448 441 139.83      
34 B 357 352 58.70      
35 B 160 158 2.94      
36 B 95 93 13.40      

Unscaled Zero Point Vibrational Energy (zpe) 25567.1 cm-1
Scaled (by 0.984) Zero Point Vibrational Energy (zpe) 25158.0 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(2df,p)
ABC
0.33130 0.07371 0.06178

See section I.F.4 to change rotational constant units
Geometric Data calculated at LSDA/6-31G(2df,p)

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.090
O2 0.000 0.000 1.313
N3 0.000 1.149 -0.650
N4 0.000 -1.149 -0.650
C5 -0.112 2.411 0.008
C6 0.112 -2.411 0.008
H7 -0.178 1.094 -1.648
H8 0.178 -1.094 -1.648
H9 0.699 3.104 -0.276
H10 -0.699 -3.104 -0.276
H11 -0.037 2.188 1.086
H12 0.037 -2.188 1.086
H13 -1.082 2.908 -0.180
H14 1.082 -2.908 -0.180

Atom - Atom Distances (Å)
  C1 O2 N3 N4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14
C11.22311.36711.36712.41452.41452.06122.06123.20303.20302.40392.40393.11423.1142
O21.22312.27492.27492.74362.74363.16173.16173.55693.55692.19982.19983.44333.4433
N31.36712.27492.29881.42683.62191.01502.46162.10944.32682.02303.76172.11724.2251
N41.36712.27492.29883.62191.42682.46161.01504.32682.10943.76172.02304.22512.1172
C52.41452.74361.42683.62194.82632.11633.88671.10445.55321.10344.72521.10575.4539
C62.41452.74363.62191.42684.82633.88672.11635.55321.10444.72521.10345.45391.1057
H72.06123.16171.01502.46162.11633.88672.21652.58664.44722.94774.27642.50224.4445
H82.06123.16172.46161.01503.88672.11632.21654.44722.58664.27642.94774.44452.5022
H93.20303.55692.10944.32681.10445.55322.58664.44726.36391.79905.50441.79396.0250
H103.20303.55694.32682.10945.55321.10444.44722.58666.36395.50441.79906.02501.7939
H112.40392.19982.02303.76171.10344.72522.94774.27641.79905.50444.37601.79275.3682
H122.40392.19983.76172.02304.72521.10344.27642.94775.50441.79904.37605.36821.7927
H133.11423.44332.11724.22511.10575.45392.50224.44451.79396.02501.79275.36826.2049
H143.11423.44334.22512.11725.45391.10574.44452.50226.02501.79395.36821.79276.2049

picture of Urea, N,N'-dimethyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 C5 119.574 C1 N3 H7 119.098
C1 N4 C6 119.574 C1 N4 H8 119.098
O2 C1 N3 122.779 O2 C1 N4 122.779
N3 C1 N4 114.443 N3 C5 H9 112.262
N3 C5 H11 105.457 N3 C5 H13 112.829
N4 C6 H10 112.262 N4 C6 H12 105.457
N4 C6 H14 112.829 C5 N3 H7 119.193
C6 N4 H8 119.193 H9 C5 H11 109.142
H9 C5 H13 108.520 H10 C6 H12 109.142
H10 C6 H14 108.520 H11 C5 H13 108.491
H12 C6 H14 108.491
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.406      
2 O -0.359      
3 N -0.315      
4 N -0.315      
5 C -0.458      
6 C -0.458      
7 H 0.256      
8 H 0.256      
9 H 0.148      
10 H 0.148      
11 H 0.199      
12 H 0.199      
13 H 0.147      
14 H 0.147      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -3.783 3.783
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.322 -0.902 0.000
y -0.902 -31.333 0.000
z 0.000 0.000 -35.514
Traceless
 xyz
x -3.899 -0.902 0.000
y -0.902 5.085 0.000
z 0.000 0.000 -1.187
Polar
3z2-r2-2.373
x2-y2-5.989
xy-0.902
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.487 -0.246 0.000
y -0.246 11.132 0.000
z 0.000 0.000 7.348


<r2> (average value of r2) Å2
<r2> 189.361
(<r2>)1/2 13.761