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

using model chemistry: B3LYP/6-31G*

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/6-31G*
 hartrees
Energy at 0K-303.878936
Energy at 298.15K-303.888922
HF Energy-303.878936
Nuclear repulsion energy247.505755
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/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 3589 3447 9.07      
2 A 3176 3050 8.70      
3 A 3110 2987 9.75      
4 A 3031 2910 3.85      
5 A 1800 1729 221.71      
6 A 1553 1492 18.68      
7 A 1523 1463 0.17      
8 A 1499 1439 6.64      
9 A 1467 1409 8.34      
10 A 1205 1157 0.03      
11 A 1188 1141 1.86      
12 A 1154 1108 6.89      
13 A 930 893 1.22      
14 A 538 517 63.94      
15 A 433 416 45.49      
16 A 227 218 2.92      
17 A 186 179 0.03      
18 A 85 81 0.24      
19 B 3585 3443 7.37      
20 B 3176 3049 3.53      
21 B 3110 2987 64.35      
22 B 3029 2909 134.01      
23 B 1583 1520 283.65      
24 B 1534 1473 16.43      
25 B 1514 1454 112.74      
26 B 1470 1412 10.37      
27 B 1268 1218 249.99      
28 B 1166 1120 26.37      
29 B 1151 1105 14.81      
30 B 1053 1011 1.42      
31 B 758 728 22.74      
32 B 734 705 28.97      
33 B 507 486 124.75      
34 B 328 315 45.11      
35 B 123 118 8.98      
36 B 88 84 0.24      

Unscaled Zero Point Vibrational Energy (zpe) 26433.8 cm-1
Scaled (by 0.9603) Zero Point Vibrational Energy (zpe) 25384.4 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/6-31G*
ABC
0.32540 0.07186 0.06040

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G*

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.101
O2 0.000 0.000 1.326
N3 0.000 1.162 -0.659
N4 0.000 -1.162 -0.659
C5 -0.232 2.435 0.007
C6 0.232 -2.435 0.007
H7 -0.381 1.080 -1.593
H8 0.381 -1.080 -1.593
H9 0.128 3.247 -0.632
H10 -0.128 -3.247 -0.632
H11 0.328 2.439 0.943
H12 -0.328 -2.439 0.943
H13 -1.292 2.609 0.245
H14 1.292 -2.609 0.245

Atom - Atom Distances (Å)
  C1 O2 N3 N4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14
C11.22501.38791.38792.44772.44772.04412.04413.33093.33092.60112.60112.91472.9147
O21.22502.29942.29942.77872.77873.13503.13503.79343.79342.49062.49063.10543.1054
N31.38792.29942.32361.45533.66511.01222.45802.08924.41062.07453.95452.13974.0869
N41.38792.29942.32363.66511.45532.45801.01224.41062.08923.95452.07454.08692.1397
C52.44772.77871.45533.66514.89182.10203.90991.09415.71851.09054.96381.09945.2743
C62.44772.77873.66511.45534.89183.90992.10205.71851.09414.96381.09055.27431.0994
H72.04413.13501.01222.45802.10203.90992.28992.42474.43922.96304.33742.55804.4474
H82.04413.13502.45801.01223.90992.10202.28994.43922.42474.33742.96304.44742.5580
H93.33093.79342.08924.41061.09415.71852.42474.43926.49871.78095.91751.78586.0343
H103.33093.79344.41062.08925.71851.09414.43922.42476.49875.91751.78096.03431.7858
H112.60112.49062.07453.95451.09054.96382.96304.33741.78095.91754.92201.77175.1864
H122.60112.49063.95452.07454.96381.09054.33742.96305.91751.78094.92205.18641.7717
H132.91473.10542.13974.08691.09945.27432.55804.44741.78586.03431.77175.18645.8223
H142.91473.10544.08692.13975.27431.09944.44742.55806.03431.78585.18641.77175.8223

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 118.817 C1 N3 H7 115.908
C1 N4 C6 118.817 C1 N4 H8 115.908
O2 C1 N3 123.166 O2 C1 N4 123.166
N3 C1 N4 113.667 N3 C5 H9 109.246
N3 C5 H11 108.294 N3 C5 H13 113.025
N4 C6 H10 109.246 N4 C6 H12 108.294
N4 C6 H14 113.025 C5 N3 H7 115.659
C6 N4 H8 115.659 H9 C5 H11 109.215
H9 C5 H13 109.005 H10 C6 H12 109.215
H10 C6 H14 109.005 H11 C5 H13 107.991
H12 C6 H14 107.991
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.750      
2 O -0.535      
3 N -0.614      
4 N -0.614      
5 C -0.299      
6 C -0.299      
7 H 0.313      
8 H 0.313      
9 H 0.147      
10 H 0.147      
11 H 0.194      
12 H 0.194      
13 H 0.151      
14 H 0.151      


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 -3.577 3.577
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.167 -1.893 0.000
y -1.893 -30.261 0.000
z 0.000 0.000 -36.616
Traceless
 xyz
x -3.728 -1.893 0.000
y -1.893 6.630 0.000
z 0.000 0.000 -2.902
Polar
3z2-r2-5.805
x2-y2-6.905
xy-1.893
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.965 -0.456 0.000
y -0.456 9.399 0.000
z 0.000 0.000 7.085


<r2> (average value of r2) Å2
<r2> 193.112
(<r2>)1/2 13.896