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

using model chemistry: HF/SDD

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at HF/SDD
 hartrees
Energy at 0K-301.954345
Energy at 298.15K-301.964934
Nuclear repulsion energy253.384742
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 HF/SDD
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 4034 3632 58.79      
2 A 3879 3492 63.20      
3 A 3373 3037 2.02      
4 A 3325 2994 30.88      
5 A 3266 2941 78.13      
6 A 3256 2932 48.88      
7 A 3204 2885 67.41      
8 A 3192 2874 75.11      
9 A 1824 1643 275.99      
10 A 1763 1588 497.50      
11 A 1678 1511 104.10      
12 A 1670 1503 4.44      
13 A 1664 1498 0.95      
14 A 1658 1493 20.55      
15 A 1632 1470 91.42      
16 A 1598 1439 18.80      
17 A 1573 1416 270.10      
18 A 1402 1262 70.89      
19 A 1391 1253 15.49      
20 A 1282 1155 3.42      
21 A 1238 1115 0.08      
22 A 1202 1082 22.03      
23 A 1178 1060 48.38      
24 A 1119 1008 25.73      
25 A 857 771 134.31      
26 A 809 728 0.50      
27 A 637 573 11.96      
28 A 615 554 210.34      
29 A 551 496 13.34      
30 A 473 425 141.26      
31 A 429 387 4.70      
32 A 335 302 11.44      
33 A 251 226 4.62      
34 A 165 149 0.23      
35 A 108 97 0.23      
36 A 89 80 14.29      

Unscaled Zero Point Vibrational Energy (zpe) 28359.4 cm-1
Scaled (by 0.9004) Zero Point Vibrational Energy (zpe) 25534.8 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 HF/SDD
ABC
0.16781 0.11778 0.07104

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/SDD

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -2.568 0.678 0.000
O2 -1.222 -1.359 0.000
C3 -0.754 -0.207 0.000
N4 0.590 0.047 0.000
H5 -1.294 1.819 -0.000
N6 -1.595 0.876 -0.000
H7 2.163 -1.040 0.882
H8 2.163 -1.039 -0.882
H9 0.981 -1.998 -0.000
C10 1.533 -1.075 -0.000
H11 0.838 1.959 -0.884
H12 2.212 1.343 -0.000
H13 0.839 1.958 0.884
C14 1.134 1.403 0.000

Atom - Atom Distances (Å)
  H1 O2 C3 N4 H5 N6 H7 H8 H9 C10 H11 H12 H13 C14
H12.44122.01833.22031.70970.99295.10935.10954.44454.45953.74424.82543.74483.7721
O22.44121.24292.29403.17862.26603.51243.51282.29382.76974.00394.36924.00413.6302
C32.01831.24291.36822.09721.37173.15883.15902.49322.44592.82983.34652.83012.4815
N43.22032.29401.36822.58642.33702.10542.10542.08241.46552.12032.07542.12031.4603
H51.70973.17862.09722.58640.98944.57174.57164.44364.04552.31233.53832.31312.4639
N60.99292.26601.37172.33700.98944.30904.30913.85953.68632.80543.83502.80612.7793
H75.10933.51243.15882.10544.57174.30901.76471.75911.08473.72372.54123.27752.7930
H85.10953.51283.15902.10544.57164.30911.76471.75911.08473.27782.54033.72302.7927
H94.44452.29382.49322.08244.44363.85951.75911.75911.07594.05673.56034.05673.4041
C104.45952.76972.44591.46554.04553.68631.08471.08471.07593.23512.51083.23482.5091
H113.74424.00392.82982.12032.31232.80543.72373.27784.05673.23511.74581.76821.0855
H124.82544.36923.34652.07543.53833.83502.54122.54033.56032.51081.74581.74581.0792
H133.74484.00412.83012.12032.31312.80613.27753.72304.05673.23481.76821.74581.0855
C143.77213.63022.48151.46032.46392.77932.79302.79273.40412.50911.08551.07921.0855

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 116.288 H1 N6 H5 119.198
O2 C3 N4 122.861 O2 C3 N6 120.071
C3 N4 C10 119.300 C3 N4 C14 122.607
C3 N6 H5 124.514 N4 C3 N6 117.068
N4 C10 H7 110.409 N4 C10 H8 110.405
N4 C10 H9 109.087 N4 C14 H11 111.946
N4 C14 H12 108.688 N4 C14 H13 111.947
H7 C10 H8 108.875 H7 C10 H9 109.017
H8 C10 H9 109.019 C10 N4 C14 118.093
H11 C14 H12 107.500 H11 C14 H13 109.063
H12 C14 H13 107.501
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/SDD Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.395      
2 O -0.519      
3 C 0.645      
4 N -0.397      
5 H 0.378      
6 N -0.852      
7 H 0.189      
8 H 0.189      
9 H 0.273      
10 C -0.453      
11 H 0.203      
12 H 0.210      
13 H 0.204      
14 C -0.466      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.353 4.719 0.000 5.273
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.700 -6.884 -0.001
y -6.884 -38.033 0.001
z -0.001 0.001 -38.839
Traceless
 xyz
x 4.736 -6.884 -0.001
y -6.884 -1.763 0.001
z -0.001 0.001 -2.973
Polar
3z2-r2-5.945
x2-y24.332
xy-6.884
xz-0.001
yz0.001


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.222 0.160 0.000
y 0.160 7.047 0.000
z 0.000 0.000 4.632


<r2> (average value of r2) Å2
<r2> 166.995
(<r2>)1/2 12.923