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

using model chemistry: PBEPBE/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at PBEPBE/cc-pVTZ
 hartrees
Energy at 0K-303.628300
Energy at 298.15K-303.638053
HF Energy-303.628300
Nuclear repulsion energy247.048446
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/cc-pVTZ
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 3523 3499 9.15      
2 A 3076 3055 3.11      
3 A 3013 2993 4.91      
4 A 2940 2919 0.81      
5 A 1715 1703 212.40      
6 A 1480 1469 21.78      
7 A 1445 1435 0.00      
8 A 1427 1417 2.88      
9 A 1382 1373 18.42      
10 A 1162 1154 0.40      
11 A 1139 1131 3.84      
12 A 1105 1098 6.01      
13 A 893 887 3.04      
14 A 504 501 26.23      
15 A 391 388 44.82      
16 A 224 223 2.83      
17 A 165 163 0.01      
18 A 67 66 0.35      
19 B 3518 3494 6.25      
20 B 3075 3054 0.33      
21 B 3013 2993 63.79      
22 B 2938 2918 153.81      
23 B 1516 1505 267.47      
24 B 1453 1443 14.15      
25 B 1437 1427 99.82      
26 B 1387 1377 4.31      
27 B 1211 1203 243.30      
28 B 1115 1107 14.85      
29 B 1099 1091 19.80      
30 B 1026 1019 0.60      
31 B 732 727 2.81      
32 B 696 692 19.72      
33 B 477 473 109.27      
34 B 324 321 47.63      
35 B 117 116 10.39      
36 B 73 72 0.17      

Unscaled Zero Point Vibrational Energy (zpe) 25428.3 cm-1
Scaled (by 0.9931) Zero Point Vibrational Energy (zpe) 25252.8 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/cc-pVTZ
ABC
0.32330 0.07152 0.06007

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/cc-pVTZ

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.102
O2 0.000 0.000 1.327
N3 0.000 1.163 -0.659
N4 0.000 -1.163 -0.659
C5 -0.209 2.441 0.008
C6 0.209 -2.441 0.008
H7 -0.379 1.093 -1.597
H8 0.379 -1.093 -1.597
H9 0.015 3.251 -0.697
H10 -0.015 -3.251 -0.697
H11 0.484 2.520 0.852
H12 -0.484 -2.520 0.852
H13 -1.233 2.568 0.393
H14 1.233 -2.568 0.393

Atom - Atom Distances (Å)
  C1 O2 N3 N4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14
C11.22551.39011.39012.45192.45192.05542.05543.34733.34732.67312.67312.86392.8639
O21.22552.30192.30192.78242.78243.14493.14493.82923.82922.60932.60932.99822.9982
N31.39012.30192.32671.45693.67181.01422.47262.08784.41422.08744.01022.14534.0686
N41.39012.30192.32673.67181.45692.47261.01424.41422.08784.01022.08744.06862.1453
C52.45192.78241.45693.67184.90022.10373.92611.09685.73861.09425.03951.10125.2271
C62.45192.78243.67181.45694.90023.92612.10375.73861.09685.03951.09425.22711.1012
H72.05543.14491.01422.47262.10373.92612.31322.37134.45092.96294.36592.62104.4682
H82.05543.14492.47261.01423.92612.10372.31324.45092.37134.36592.96294.46822.6210
H93.34733.82922.08784.41421.09685.73862.37134.45096.50151.77525.99531.79226.0442
H103.34733.82924.41422.08785.73861.09684.45092.37136.50155.99531.77526.04421.7922
H112.67312.60932.08744.01021.09425.03952.96294.36591.77525.99535.13131.77755.1634
H122.67312.60934.01022.08745.03951.09424.36592.96295.99531.77525.13135.16341.7775
H132.86392.99822.14534.06861.10125.22712.62104.46821.79226.04421.77755.16345.6980
H142.86392.99824.06862.14535.22711.10124.46822.62106.04421.79225.16341.77755.6980

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 118.890 C1 N3 H7 116.629
C1 N4 C6 118.890 C1 N4 H8 116.629
O2 C1 N3 123.187 O2 C1 N4 123.187
N3 C1 N4 113.626 N3 C5 H9 108.865
N3 C5 H11 108.992 N3 C5 H13 113.258
N4 C6 H10 108.865 N4 C6 H12 108.992
N4 C6 H14 113.258 C5 N3 H7 115.555
C6 N4 H8 115.555 H9 C5 H11 108.243
H9 C5 H13 109.247 H10 C6 H12 108.243
H10 C6 H14 109.247 H11 C5 H13 108.121
H12 C6 H14 108.121
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.255      
2 O -0.359      
3 N -0.152      
4 N -0.152      
5 C -0.206      
6 C -0.206      
7 H 0.114      
8 H 0.114      
9 H 0.090      
10 H 0.090      
11 H 0.122      
12 H 0.122      
13 H 0.084      
14 H 0.084      


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 -3.622 3.622
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.925 -1.527 0.000
y -1.527 -31.187 0.000
z 0.000 0.000 -37.173
Traceless
 xyz
x -3.745 -1.527 0.000
y -1.527 6.363 0.000
z 0.000 0.000 -2.617
Polar
3z2-r2-5.235
x2-y2-6.739
xy-1.527
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.352 -0.563 0.000
y -0.563 11.641 0.000
z 0.000 0.000 8.258


<r2> (average value of r2) Å2
<r2> 194.479
(<r2>)1/2 13.946