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

using model chemistry: HF/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 HF/6-31G*
 hartrees
Energy at 0K-302.042451
Energy at 298.15K-302.052893
HF Energy-302.042451
Nuclear repulsion energy250.159753
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/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 3857 3466 32.34      
2 A 3338 3000 18.62      
3 A 3281 2948 22.62      
4 A 3214 2888 5.46      
5 A 1961 1762 338.41      
6 A 1679 1509 29.38      
7 A 1644 1477 1.62      
8 A 1638 1471 2.86      
9 A 1602 1440 2.32      
10 A 1318 1184 0.00      
11 A 1277 1148 1.96      
12 A 1252 1125 6.78      
13 A 1007 905 1.46      
14 A 568 510 72.29      
15 A 452 406 66.41      
16 A 241 217 4.78      
17 A 211 190 0.01      
18 A 122 110 0.14      
19 B 3853 3462 12.18      
20 B 3338 3000 13.78      
21 B 3281 2948 76.05      
22 B 3213 2886 119.12      
23 B 1731 1555 472.42      
24 B 1656 1488 3.84      
25 B 1637 1471 50.10      
26 B 1606 1443 9.73      
27 B 1390 1249 266.57      
28 B 1273 1144 18.96      
29 B 1254 1126 14.49      
30 B 1117 1004 5.25      
31 B 862 775 67.76      
32 B 794 714 23.88      
33 B 534 480 135.54      
34 B 345 310 46.75      
35 B 135 121 1.22      
36 B 130 117 9.18      

Unscaled Zero Point Vibrational Energy (zpe) 28406.2 cm-1
Scaled (by 0.8985) Zero Point Vibrational Energy (zpe) 25523.0 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 HF/6-31G*
ABC
0.33710 0.07294 0.06151

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

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.096
O2 0.000 0.000 1.298
N3 0.000 1.150 -0.650
N4 0.000 -1.150 -0.650
C5 -0.211 2.420 0.015
C6 0.211 -2.420 0.015
H7 -0.377 1.072 -1.568
H8 0.377 -1.072 -1.568
H9 -0.009 3.216 -0.691
H10 0.009 -3.216 -0.691
H11 0.473 2.507 0.844
H12 -0.473 -2.507 0.844
H13 -1.223 2.530 0.394
H14 1.223 -2.530 0.394

Atom - Atom Distances (Å)
  C1 O2 N3 N4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14
C11.20111.37051.37052.43042.43042.01552.01553.31073.31072.65812.65812.82582.8258
O21.20112.26122.26122.74702.74703.08273.08273.78083.78082.59092.59092.95192.9519
N31.37052.26122.29951.44883.63700.99572.43382.06644.36572.07253.97782.11894.0156
N41.37052.26122.29953.63701.44882.43380.99574.36572.06643.97782.07254.01562.1189
C52.43042.74701.44883.63704.85812.08503.87901.08265.68381.07905.00251.08595.1675
C62.43042.74703.63701.44884.85813.87902.08505.68381.08265.00251.07905.16751.0859
H72.01553.08270.99572.43382.08503.87902.27362.34474.39402.93194.31682.58634.4030
H82.01553.08272.43380.99573.87902.08502.27364.39402.34474.31682.93194.40302.5863
H93.31073.78082.06644.36571.08265.68382.34474.39406.43141.75825.94261.76635.9757
H103.31073.78084.36572.06645.68381.08264.39402.34476.43145.94261.75825.97571.7663
H112.65812.59092.07253.97781.07905.00252.93194.31681.75825.94265.10171.75515.1119
H122.65812.59093.97782.07255.00251.07904.31682.93195.94261.75825.10175.11191.7551
H132.82582.95192.11894.01561.08595.16752.58634.40301.76635.97571.75515.11195.6203
H142.82582.95194.01562.11895.16751.08594.40302.58635.97571.76635.11191.75515.6203

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 119.074 C1 N3 H7 115.906
C1 N4 C6 119.074 C1 N4 H8 115.906
O2 C1 N3 122.975 O2 C1 N4 122.975
N3 C1 N4 114.051 N3 C5 H9 108.572
N3 C5 H11 109.276 N3 C5 H13 112.649
N4 C6 H10 108.572 N4 C6 H12 109.276
N4 C6 H14 112.649 C5 N3 H7 115.822
C6 N4 H8 115.822 H9 C5 H11 108.857
H9 C5 H13 109.084 H10 C6 H12 108.857
H10 C6 H14 109.084 H11 C5 H13 108.339
H12 C6 H14 108.339
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.980      
2 O -0.635      
3 N -0.804      
4 N -0.804      
5 C -0.279      
6 C -0.279      
7 H 0.369      
8 H 0.369      
9 H 0.166      
10 H 0.166      
11 H 0.207      
12 H 0.207      
13 H 0.169      
14 H 0.169      


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 -3.825 3.825
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.393 -2.059 0.000
y -2.059 -30.017 0.000
z 0.000 0.000 -37.480
Traceless
 xyz
x -3.645 -2.059 0.000
y -2.059 7.420 0.000
z 0.000 0.000 -3.776
Polar
3z2-r2-7.551
x2-y2-7.377
xy-2.059
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.753 -0.290 0.000
y -0.290 7.905 0.000
z 0.000 0.000 6.605


<r2> (average value of r2) Å2
<r2> 190.260
(<r2>)1/2 13.793