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All results from a given calculation for N(CH3)2CONH2 (Urea, N,N-dimethyl-)

using model chemistry: B3PW91/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3PW91/6-311G*
 hartrees
Energy at 0K-303.838172
Energy at 298.15K-303.848492
Nuclear repulsion energy254.157381
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 B3PW91/6-311G*
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 3704 3566 20.33      
2 A 3595 3461 15.26      
3 A 3177 3058 1.18      
4 A 3129 3012 15.27      
5 A 3084 2969 26.17      
6 A 3064 2950 57.38      
7 A 3015 2903 75.50      
8 A 2989 2877 74.22      
9 A 1793 1726 413.36      
10 A 1672 1609 150.56      
11 A 1555 1497 86.54      
12 A 1524 1467 14.10      
13 A 1515 1459 11.48      
14 A 1511 1455 17.27      
15 A 1488 1433 66.95      
16 A 1443 1389 77.58      
17 A 1438 1385 77.31      
18 A 1319 1270 27.34      
19 A 1283 1235 49.69      
20 A 1175 1131 2.37      
21 A 1135 1092 3.80      
22 A 1115 1073 59.10      
23 A 1091 1051 10.29      
24 A 1040 1001 34.26      
25 A 787 758 53.99      
26 A 780 751 10.39      
27 A 606 583 27.42      
28 A 585 563 183.67      
29 A 516 497 6.88      
30 A 448 431 38.00      
31 A 392 377 12.55      
32 A 315 303 11.20      
33 A 198 191 5.67      
34 A 160 154 1.51      
35 A 131 126 4.91      
36 A 97 94 2.62      

Unscaled Zero Point Vibrational Energy (zpe) 26433.9 cm-1
Scaled (by 0.9627) Zero Point Vibrational Energy (zpe) 25447.9 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 B3PW91/6-311G*
ABC
0.16961 0.11817 0.07191

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-311G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 2.539 0.664 0.148
O2 1.233 -1.336 -0.073
C3 0.760 -0.213 -0.016
N4 -0.590 0.041 -0.023
H5 1.280 1.709 0.553
N6 1.573 0.916 0.005
H7 -2.188 -1.098 -0.777
H8 -2.111 -1.002 0.998
H9 -0.930 -1.991 0.104
C10 -1.509 -1.070 0.083
H11 -0.519 2.034 -0.666
H12 -1.294 1.814 0.927
H13 -2.128 1.332 -0.556
C14 -1.150 1.372 -0.070

Atom - Atom Distances (Å)
  H1 O2 C3 N4 H5 N6 H7 H8 H9 C10 H11 H12 H13 C14
H12.39881.99023.19511.68541.00785.12845.01184.36884.40423.44744.07634.76683.7623
O22.39881.21922.28523.10932.27833.50053.52692.26722.75913.84344.15984.31823.6067
C31.99021.21921.37422.07151.39143.17053.14522.45592.42752.66583.03593.32002.4827
N43.19512.28521.37422.57172.33372.10182.10762.06401.44582.09512.13062.07751.4443
H51.68543.10932.07152.57171.00804.65574.36454.33353.96572.19692.60303.60422.5315
N61.00782.27831.39142.33371.00804.33724.27023.83733.66742.46513.14253.76702.7622
H75.12843.50053.17052.10184.65574.33721.77901.77661.09613.55023.48992.44032.7701
H85.01183.52693.14522.10764.36454.27021.77901.78031.09703.81032.93302.80382.7746
H94.36882.26722.45592.06404.33353.83731.77661.78031.08754.11823.90953.59333.3742
C104.40422.75912.42751.44583.96573.66741.09611.09701.08753.34313.01272.56172.4729
H113.44743.84342.66582.09512.19692.46513.55023.81034.11823.34311.78481.75951.0915
H124.07634.15983.03592.13062.60303.14253.48992.93303.90953.01271.78481.76821.1003
H134.76684.31823.32002.07753.60423.76702.44032.80383.59332.56171.75951.76821.0928
C143.76233.60672.48271.44432.53152.76222.77012.77463.37422.47291.09151.10031.0928

picture of Urea, N,N-dimethyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 N6 C3 111.086 H1 N6 H5 113.464
O2 C3 N4 123.451 O2 C3 N6 121.401
C3 N4 C10 118.804 C3 N4 C14 123.473
C3 N6 H5 118.519 N4 C3 N6 115.097
N4 C10 H7 110.809 N4 C10 H8 111.220
N4 C10 H9 108.297 N4 C14 H11 110.646
N4 C14 H12 113.021 N4 C14 H13 109.154
H7 C10 H8 108.420 H7 C10 H9 108.893
H8 C10 H9 109.161 C10 N4 C14 117.663
H11 C14 H12 109.032 H11 C14 H13 107.318
H12 C14 H13 107.465
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.357      
2 O -0.418      
3 C 0.599      
4 N -0.371      
5 H 0.345      
6 N -0.820      
7 H 0.221      
8 H 0.217      
9 H 0.267      
10 C -0.541      
11 H 0.247      
12 H 0.222      
13 H 0.235      
14 C -0.560      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.719 3.316 1.143 3.906
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.360 4.751 2.188
y 4.751 -37.402 1.342
z 2.188 1.342 -37.410
Traceless
 xyz
x 4.046 4.751 2.188
y 4.751 -2.017 1.342
z 2.188 1.342 -2.029
Polar
3z2-r2-4.058
x2-y24.042
xy4.751
xz2.188
yz1.342


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


<r2> (average value of r2) Å2
<r2> 165.165
(<r2>)1/2 12.852