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

using model chemistry: TPSSh/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 TPSSh/6-31G*
 hartrees
Energy at 0K-303.887059
Energy at 298.15K-303.897283
HF Energy-303.887059
Nuclear repulsion energy252.911202
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 TPSSh/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 3644 3496 19.10      
2 A 3533 3389 11.52      
3 A 3189 3060 1.35      
4 A 3141 3014 13.72      
5 A 3090 2964 25.17      
6 A 3076 2951 61.39      
7 A 3028 2905 77.06      
8 A 3003 2881 71.83      
9 A 1785 1712 346.02      
10 A 1664 1596 119.81      
11 A 1571 1508 32.49      
12 A 1548 1485 12.14      
13 A 1538 1476 8.57      
14 A 1538 1475 16.68      
15 A 1504 1443 66.09      
16 A 1455 1396 6.86      
17 A 1444 1385 171.52      
18 A 1303 1250 40.15      
19 A 1281 1229 46.68      
20 A 1181 1133 3.63      
21 A 1142 1095 3.90      
22 A 1113 1068 70.32      
23 A 1092 1048 10.90      
24 A 1032 991 30.38      
25 A 776 745 103.68      
26 A 768 737 3.90      
27 A 621 596 157.26      
28 A 589 565 20.52      
29 A 503 483 9.33      
30 A 440 422 29.55      
31 A 381 366 10.86      
32 A 309 296 8.77      
33 A 188 181 6.03      
34 A 154 148 1.46      
35 A 133 127 5.34      
36 A 90 86 1.96      

Unscaled Zero Point Vibrational Energy (zpe) 26422.6 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 25349.8 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 TPSSh/6-31G*
ABC
0.16755 0.11720 0.07123

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -2.557 0.657 -0.074
O2 -1.204 -1.365 0.070
C3 -0.756 -0.226 -0.021
N4 0.594 0.056 -0.140
H5 -1.305 1.751 -0.437
N6 -1.581 0.898 0.034
H7 1.868 -1.203 1.014
H8 2.389 -0.890 -0.665
H9 1.003 -1.968 -0.337
C10 1.521 -1.064 -0.020
H11 0.794 2.097 -0.696
H12 2.211 1.357 0.044
H13 0.823 1.802 1.062
C14 1.120 1.398 0.085

Atom - Atom Distances (Å)
  H1 O2 C3 N4 H5 N6 H7 H8 H9 C10 H11 H12 H13 C14
H12.43732.00693.20941.70191.01194.92255.21594.43114.42653.70074.82093.74583.7548
O22.43731.22822.30183.15872.29443.21863.69792.32382.74314.07054.36753.88933.6106
C32.00691.22821.38422.09321.39472.98553.27762.49572.42572.87283.36292.78882.4828
N43.20942.30181.38422.56352.33882.13062.09502.07381.45772.12542.08342.13261.4588
H51.70193.15872.09322.56351.01274.57224.54674.37814.01022.14363.57092.60422.5062
N61.01192.29441.39472.33881.01274.15564.40913.87613.66982.75883.81922.76642.7470
H74.92253.21862.98552.13064.57224.15561.78571.77771.09983.86932.75903.18192.8611
H85.21593.69793.27762.09504.54674.40911.78571.78601.09543.38642.36313.56122.7214
H94.43112.32382.49572.07384.37813.87611.77771.78601.08954.08643.55814.02533.3940
C104.42652.74312.42571.45774.01023.66981.09981.09541.08953.31302.51783.14142.4957
H113.70074.07052.87282.12542.14362.75883.86933.38644.08643.31301.76171.78361.0985
H124.82094.36753.36292.08343.57093.81922.75902.36313.55812.51781.76171.77791.0923
H133.74583.88932.78882.13262.60422.76643.18193.56124.02533.14141.78361.77791.0984
C143.75483.61062.48281.45882.50622.74702.86112.72143.39402.49571.09851.09231.0984

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 112.020 H1 N6 H5 114.412
O2 C3 N4 123.441 O2 C3 N6 121.900
C3 N4 C10 117.179 C3 N4 C14 121.674
C3 N6 H5 119.959 N4 C3 N6 114.625
N4 C10 H7 112.079 N4 C10 H8 109.473
N4 C10 H9 108.140 N4 C14 H11 111.655
N4 C14 H12 108.655 N4 C14 H13 112.249
H7 C10 H8 108.877 H7 C10 H9 108.583
H8 C10 H9 109.661 C10 N4 C14 117.678
H11 C14 H12 107.054 H11 C14 H13 108.558
H12 C14 H13 108.493
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.349      
2 O -0.538      
3 C 0.720      
4 N -0.438      
5 H 0.332      
6 N -0.790      
7 H 0.161      
8 H 0.159      
9 H 0.218      
10 C -0.345      
11 H 0.161      
12 H 0.178      
13 H 0.192      
14 C -0.359      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.718 3.121 1.221 3.766
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.791 -0.056 -0.054
y -0.056 7.929 0.249
z -0.054 0.249 4.964


<r2> (average value of r2) Å2
<r2> 166.209
(<r2>)1/2 12.892