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

using model chemistry: PBEPBE/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 PBEPBE/6-31G**
 hartrees
Energy at 0K-303.522823
Energy at 298.15K-303.532976
Nuclear repulsion energy252.045363
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 PBEPBE/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 3606 3557 22.60      
2 A 3486 3438 11.20      
3 A 3108 3065 1.02      
4 A 3070 3028 8.73      
5 A 3013 2971 15.24      
6 A 3002 2961 55.66      
7 A 2951 2910 75.16      
8 A 2923 2883 70.19      
9 A 1746 1722 313.27      
10 A 1580 1558 123.82      
11 A 1506 1485 53.86      
12 A 1469 1449 15.93      
13 A 1460 1440 17.93      
14 A 1459 1439 13.44      
15 A 1435 1415 71.73      
16 A 1389 1370 103.45      
17 A 1382 1363 14.22      
18 A 1275 1257 24.64      
19 A 1239 1222 48.77      
20 A 1135 1120 2.02      
21 A 1096 1081 4.23      
22 A 1073 1058 58.64      
23 A 1055 1040 4.10      
24 A 1007 993 37.97      
25 A 758 747 3.90      
26 A 743 733 72.51      
27 A 593 585 107.23      
28 A 576 568 73.13      
29 A 498 491 6.95      
30 A 432 426 25.25      
31 A 379 374 13.14      
32 A 309 304 10.03      
33 A 189 187 4.83      
34 A 155 153 1.01      
35 A 136 134 5.08      
36 A 92 91 2.21      

Unscaled Zero Point Vibrational Energy (zpe) 25660.5 cm-1
Scaled (by 0.9863) Zero Point Vibrational Energy (zpe) 25309.0 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 PBEPBE/6-31G**
ABC
0.16682 0.11628 0.07078

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 2.548 0.673 0.151
O2 1.254 -1.341 -0.077
C3 0.768 -0.205 -0.015
N4 -0.598 0.040 -0.019
H5 1.286 1.711 0.604
N6 1.578 0.943 0.001
H7 -2.199 -1.117 -0.774
H8 -2.105 -1.039 1.014
H9 -0.898 -2.005 0.091
C10 -1.505 -1.090 0.086
H11 -1.410 1.786 0.928
H12 -2.122 1.333 -0.643
H13 -0.500 2.058 -0.602
C14 -1.178 1.370 -0.074

Atom - Atom Distances (Å)
  H1 O2 C3 N4 H5 N6 H7 H8 H9 C10 H11 H12 H13 C14
H12.40471.99193.21311.69531.01825.15695.03304.36464.42014.18414.78273.43153.7967
O22.40471.23682.31043.12662.30783.52943.54492.25842.77494.22904.34333.86053.6412
C31.99191.23681.38732.07871.40513.19533.16362.45452.44083.09783.33342.65982.5036
N43.21312.31041.38732.59362.35532.11512.12262.06971.45282.14632.09392.10271.4516
H51.69533.12662.07872.59361.01904.69474.38534.34003.98732.71613.64862.18262.5777
N61.01822.30781.40512.35531.01904.37124.30363.85053.69343.23983.77552.43392.7891
H75.15693.52943.19532.11514.69474.37121.79221.79691.10553.45712.45473.60532.7782
H85.03303.54493.16362.12264.38534.30361.79221.80011.10652.91132.89353.84452.8013
H94.36462.25842.45452.06974.34003.85051.79691.80011.09793.91583.62994.14073.3900
C104.42012.77492.44081.45283.98733.69341.10551.10651.09792.99842.60403.37512.4863
H114.18414.22903.09782.14632.71613.23983.45712.91133.91582.99841.78381.80021.1099
H124.78274.34333.33342.09393.64863.77552.45472.89353.62992.60401.78381.77721.1033
H133.43153.86052.65982.10272.18262.43393.60533.84454.14073.37511.80021.77721.1004
C143.79673.64122.50361.45162.57772.78912.77822.80133.39002.48631.10991.10331.1004

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 109.534 H1 N6 H5 112.648
O2 C3 N4 123.294 O2 C3 N6 121.617
C3 N4 C10 118.486 C3 N4 C14 123.728
C3 N6 H5 117.187 N4 C3 N6 115.019
N4 C10 H7 110.801 N4 C10 H8 111.353
N4 C10 H9 107.656 N4 C14 H11 113.160
N4 C14 H12 109.322 N4 C14 H13 110.196
H7 C10 H8 108.236 H7 C10 H9 109.280
H8 C10 H9 109.493 C10 N4 C14 117.746
H11 C14 H12 107.406 H11 C14 H13 109.065
H12 C14 H13 107.502
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.277      
2 O -0.499      
3 C 0.644      
4 N -0.403      
5 H 0.258      
6 N -0.622      
7 H 0.123      
8 H 0.121      
9 H 0.171      
10 C -0.233      
11 H 0.123      
12 H 0.135      
13 H 0.148      
14 C -0.244      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.604 3.052 1.162 3.638
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.220 4.410 2.190
y 4.410 -37.009 1.384
z 2.190 1.384 -37.064
Traceless
 xyz
x 3.817 4.410 2.190
y 4.410 -1.867 1.384
z 2.190 1.384 -1.950
Polar
3z2-r2-3.900
x2-y23.789
xy4.410
xz2.190
yz1.384


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.276 -0.019 -0.042
y -0.019 8.301 0.252
z -0.042 0.252 5.121


<r2> (average value of r2) Å2
<r2> 167.212
(<r2>)1/2 12.931