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

using model chemistry: B3LYP/CEP-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at B3LYP/CEP-31G*
 hartrees
Energy at 0K-57.564919
Energy at 298.15K-57.574927
HF Energy-57.564919
Nuclear repulsion energy137.365385
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 B3LYP/CEP-31G*
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 3585 3462 8.52      
2 A 3163 3055 22.34      
3 A 3108 3002 18.82      
4 A 3033 2929 5.32      
5 A 1770 1709 281.54      
6 A 1516 1464 20.11      
7 A 1490 1439 0.06      
8 A 1461 1411 7.63      
9 A 1447 1397 3.18      
10 A 1186 1145 0.16      
11 A 1158 1119 1.49      
12 A 1125 1087 8.11      
13 A 911 880 1.84      
14 A 538 519 97.40      
15 A 427 412 45.13      
16 A 221 214 4.31      
17 A 188 181 0.14      
18 A 111 107 0.81      
19 B 3582 3459 7.15      
20 B 3163 3055 10.14      
21 B 3108 3002 86.54      
22 B 3032 2928 146.39      
23 B 1546 1493 318.10      
24 B 1498 1447 7.11      
25 B 1482 1431 91.26      
26 B 1452 1402 10.39      
27 B 1242 1200 231.93      
28 B 1141 1102 29.57      
29 B 1126 1087 3.37      
30 B 1027 992 2.72      
31 B 750 724 27.75      
32 B 717 693 21.45      
33 B 487 471 120.76      
34 B 315 304 43.08      
35 B 125 120 4.16      
36 B 122 118 5.90      

Unscaled Zero Point Vibrational Energy (zpe) 26176.3 cm-1
Scaled (by 0.9657) Zero Point Vibrational Energy (zpe) 25278.4 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 B3LYP/CEP-31G*
ABC
0.31856 0.07082 0.05950

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-31G*

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.095
O2 0.000 0.000 1.332
N3 0.000 1.174 -0.675
N4 0.000 -1.174 -0.675
C5 -0.254 2.449 0.018
C6 0.254 -2.449 0.018
H7 -0.438 1.083 -1.591
H8 0.438 -1.083 -1.591
H9 -0.030 3.278 -0.673
H10 0.030 -3.278 -0.673
H11 0.411 2.517 0.890
H12 -0.411 -2.517 0.890
H13 -1.297 2.540 0.377
H14 1.297 -2.540 0.377

Atom - Atom Distances (Å)
  C1 O2 N3 N4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14
C11.23681.40421.40422.46332.46332.05142.05143.36733.36732.67142.67142.86592.8659
O21.23682.32522.32522.79092.79093.14783.14783.84303.84302.58862.58863.00783.0078
N31.40422.32522.34811.47323.69741.01942.47502.10464.45252.10284.03022.15754.0721
N41.40422.32522.34813.69741.47322.47501.01944.45252.10464.03022.10284.07212.1575
C52.46332.79091.47323.69744.92422.11843.94261.10245.77591.09885.04451.10695.2368
C62.46332.79093.69741.47324.92423.94262.11845.77591.10245.04451.09885.23681.1069
H72.05143.14781.01942.47502.11843.94262.33702.41424.48172.98864.37222.59444.4733
H82.05143.14782.47501.01943.94262.11842.33704.48172.41424.37222.98864.47332.5944
H93.36733.84302.10464.45251.10245.77592.41424.48176.55701.79346.01461.80356.0594
H103.36733.84304.45252.10465.77591.10244.48172.41426.55706.01461.79346.05941.8035
H112.67142.58862.10284.03021.09885.04452.98864.37221.79346.01465.10111.78425.1597
H122.67142.58864.03022.10285.04451.09884.37222.98866.01461.79345.10115.15971.7842
H132.86593.00782.15754.07211.10695.23682.59444.47331.80356.05941.78425.15975.7041
H142.86593.00784.07212.15755.23681.10694.47332.59446.05941.80355.15971.78425.7041

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 117.744 C1 N3 H7 114.726
C1 N4 C6 117.744 C1 N4 H8 114.726
O2 C1 N3 123.270 O2 C1 N4 123.270
N3 C1 N4 113.460 N3 C5 H9 108.740
N3 C5 H11 108.809 N3 C5 H13 112.714
N4 C6 H10 108.740 N4 C6 H12 108.809
N4 C6 H14 112.714 C5 N3 H7 115.185
C6 N4 H8 115.185 H9 C5 H11 109.113
H9 C5 H13 109.436 H10 C6 H12 109.113
H10 C6 H14 109.436 H11 C5 H13 107.971
H12 C6 H14 107.971
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.359      
2 O -0.172      
3 N -0.125      
4 N -0.125      
5 C -0.477      
6 C -0.477      
7 H 0.291      
8 H 0.291      
9 H 0.195      
10 H 0.195      
11 H 0.212      
12 H 0.212      
13 H 0.169      
14 H 0.169      


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 -3.662 3.662
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.123 -2.410 0.000
y -2.410 -29.458 0.000
z 0.000 0.000 -37.019
Traceless
 xyz
x -3.885 -2.410 0.000
y -2.410 7.613 0.000
z 0.000 0.000 -3.728
Polar
3z2-r2-7.456
x2-y2-7.665
xy-2.410
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.276 -0.456 0.000
y -0.456 9.313 0.000
z 0.000 0.000 7.177


<r2> (average value of r2) Å2
<r2> 160.432
(<r2>)1/2 12.666