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

using model chemistry: B3PW91/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3PW91/6-31G**
 hartrees
Energy at 0K-303.779129
Energy at 298.15K-303.789418
Nuclear repulsion energy253.802388
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 B3PW91/6-31G**
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 3723 3569 30.64      
2 A 3603 3453 21.30      
3 A 3190 3057 0.55      
4 A 3146 3015 10.28      
5 A 3095 2966 18.94      
6 A 3082 2953 51.94      
7 A 3027 2901 70.16      
8 A 3003 2878 66.40      
9 A 1808 1733 375.49      
10 A 1633 1565 155.53      
11 A 1553 1489 80.14      
12 A 1517 1453 14.35      
13 A 1507 1444 13.08      
14 A 1505 1443 19.13      
15 A 1485 1424 76.35      
16 A 1442 1382 106.93      
17 A 1432 1372 11.88      
18 A 1321 1266 29.23      
19 A 1282 1228 51.25      
20 A 1172 1123 2.53      
21 A 1131 1084 3.54      
22 A 1108 1061 47.75      
23 A 1089 1044 7.21      
24 A 1041 998 38.20      
25 A 783 750 4.98      
26 A 776 744 67.17      
27 A 604 579 24.74      
28 A 583 559 171.73      
29 A 514 493 6.76      
30 A 441 423 33.78      
31 A 390 374 15.01      
32 A 316 303 11.36      
33 A 196 188 6.35      
34 A 156 149 1.30      
35 A 135 130 5.14      
36 A 95 91 2.50      

Unscaled Zero Point Vibrational Energy (zpe) 26441.7 cm-1
Scaled (by 0.9584) Zero Point Vibrational Energy (zpe) 25341.7 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 B3PW91/6-31G**
ABC
0.16917 0.11783 0.07172

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 2.538 0.665 0.143
O2 1.239 -1.334 -0.077
C3 0.762 -0.206 -0.016
N4 -0.592 0.041 -0.016
H5 1.282 1.709 0.570
N6 1.573 0.924 0.005
H7 -2.178 -1.110 -0.780
H8 -2.109 -1.017 0.996
H9 -0.910 -1.993 0.105
C10 -1.502 -1.079 0.084
H11 -0.509 2.041 -0.634
H12 -1.354 1.798 0.922
H13 -2.120 1.325 -0.602
C14 -1.163 1.368 -0.073

Atom - Atom Distances (Å)
  H1 O2 C3 N4 H5 N6 H7 H8 H9 C10 H11 H12 H13 C14
H12.39371.98533.19571.68871.00945.12335.01574.35364.40083.43334.12804.76393.7735
O22.39371.22552.29013.11052.28403.49583.53012.25472.75703.84104.18664.31593.6143
C31.98531.22551.37582.06901.39193.16913.15012.44942.42772.65483.06153.31572.4867
N43.19572.29011.37582.57562.33812.10362.10902.06261.44662.09442.13282.08021.4452
H51.68873.11052.06902.57561.00934.66234.37164.32683.96932.18322.66023.61832.5503
N61.00942.28401.39192.33811.00934.33894.27913.83213.67062.44763.18893.76412.7723
H75.12333.49583.16912.10364.66234.33891.77991.78151.09743.56843.46932.44212.7694
H85.01573.53013.15012.10904.37164.27911.77991.78501.09813.81662.91602.83532.7796
H94.35362.25472.44942.06264.32683.83211.78151.78501.08954.12063.90393.60233.3751
C104.40082.75702.42771.44663.96933.67061.09741.09811.08953.35153.00082.57522.4750
H113.43333.84102.65482.09442.18322.44763.56843.81664.12063.35151.78681.76291.0927
H124.12804.18663.06152.13282.66023.18893.46932.91603.90393.00081.78681.77061.1013
H134.76394.31593.31572.08023.61833.76412.44212.83533.60232.57521.76291.77061.0947
C143.77353.61432.48671.44522.55032.77232.76942.77963.37512.47501.09271.10131.0947

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 110.517 H1 N6 H5 113.554
O2 C3 N4 123.267 O2 C3 N6 121.395
C3 N4 C10 118.642 C3 N4 C14 123.623
C3 N6 H5 118.130 N4 C3 N6 115.289
N4 C10 H7 110.807 N4 C10 H8 111.204
N4 C10 H9 108.012 N4 C14 H11 110.457
N4 C14 H12 113.071 N4 C14 H13 109.191
H7 C10 H8 108.324 H7 C10 H9 109.098
H8 C10 H9 109.367 C10 N4 C14 117.711
H11 C14 H12 109.055 H11 C14 H13 107.399
H12 C14 H13 107.470
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.296      
2 O -0.542      
3 C 0.728      
4 N -0.471      
5 H 0.277      
6 N -0.679      
7 H 0.131      
8 H 0.128      
9 H 0.186      
10 C -0.239      
11 H 0.157      
12 H 0.132      
13 H 0.146      
14 C -0.251      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.682 3.239 1.147 3.826
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.952 4.640 2.164
y 4.640 -36.794 1.315
z 2.164 1.315 -36.921
Traceless
 xyz
x 3.905 4.640 2.164
y 4.640 -1.857 1.315
z 2.164 1.315 -2.048
Polar
3z2-r2-4.096
x2-y23.842
xy4.640
xz2.164
yz1.315


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> 165.207
(<r2>)1/2 12.853