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

using model chemistry: TPSSh/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at TPSSh/6-31G(2df,p)
 hartrees
Energy at 0K-303.917105
Energy at 298.15K-303.927033
HF Energy-303.917105
Nuclear repulsion energy247.924314
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(2df,p)
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 3600 3474 9.62      
2 A 3157 3046 4.09      
3 A 3083 2975 4.43      
4 A 3013 2907 0.20      
5 A 1777 1715 210.08      
6 A 1537 1483 18.46      
7 A 1509 1457 0.02      
8 A 1481 1429 7.79      
9 A 1438 1387 16.84      
10 A 1186 1145 0.15      
11 A 1178 1137 2.43      
12 A 1146 1106 6.14      
13 A 918 886 2.20      
14 A 514 496 26.56      
15 A 400 386 41.43      
16 A 227 219 2.27      
17 A 173 167 0.02      
18 A 89 86 0.62      
19 B 3596 3470 7.10      
20 B 3156 3046 0.52      
21 B 3083 2975 78.17      
22 B 3011 2906 154.27      
23 B 1567 1512 219.67      
24 B 1514 1461 16.80      
25 B 1500 1448 152.04      
26 B 1442 1391 7.92      
27 B 1243 1199 278.79      
28 B 1158 1117 19.42      
29 B 1138 1098 17.92      
30 B 1045 1008 0.95      
31 B 754 728 4.13      
32 B 713 688 23.33      
33 B 494 477 115.73      
34 B 331 320 50.04      
35 B 120 115 9.86      
36 B 89 86 1.15      

Unscaled Zero Point Vibrational Energy (zpe) 26189.6 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 25273.0 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 TPSSh/6-31G(2df,p)
ABC
0.32586 0.07203 0.06053

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/6-31G(2df,p)

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.105
O2 0.000 0.000 1.328
N3 0.000 1.159 -0.653
N4 0.000 -1.159 -0.653
C5 -0.252 2.432 0.002
C6 0.252 -2.432 0.002
H7 -0.315 1.075 -1.609
H8 0.315 -1.075 -1.609
H9 0.316 3.226 -0.493
H10 -0.316 -3.226 -0.493
H11 0.081 2.333 1.035
H12 -0.081 -2.333 1.035
H13 -1.316 2.704 0.004
H14 1.316 -2.704 0.004

Atom - Atom Distances (Å)
  C1 O2 N3 N4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14
C11.22311.38471.38472.44762.44762.04762.04763.29633.29632.51262.51263.00873.0087
O21.22312.29522.29522.78192.78193.14343.14343.71813.71812.35222.35223.28563.2856
N31.38472.29522.31771.45403.65911.00982.45042.09744.39932.05793.87912.13314.1332
N41.38472.29522.31773.65911.45402.45041.00984.39932.09743.87912.05794.13322.1331
C52.44762.78191.45403.65914.89082.10713.90131.09425.68051.09044.87871.09835.3701
C62.44762.78193.65911.45404.89083.90132.10715.68051.09424.87871.09045.37011.0983
H72.04763.14341.00982.45042.10713.90132.24102.50384.44392.95454.31982.50114.4208
H82.04763.14342.45041.00983.90132.10712.24104.44392.50384.31982.95454.42082.5011
H93.29633.71812.09744.39931.09425.68052.50384.44396.48321.78605.77861.78426.0342
H103.29633.71814.39932.09745.68051.09424.44392.50386.48325.77861.78606.03421.7842
H112.51262.35222.05793.87911.09044.87872.95454.31981.78605.77864.66791.77565.2871
H122.51262.35223.87912.05794.87871.09044.31982.95455.77861.78604.66795.28711.7756
H133.00873.28562.13314.13321.09835.37012.50114.42081.78426.03421.77565.28716.0141
H143.00873.28564.13322.13315.37011.09834.42082.50116.03421.78425.28711.77566.0141

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 119.109 C1 N3 H7 116.679
C1 N4 C6 119.109 C1 N4 H8 116.679
O2 C1 N3 123.188 O2 C1 N4 123.188
N3 C1 N4 113.623 N3 C5 H9 109.996
N3 C5 H11 107.093 N3 C5 H13 112.647
N4 C6 H10 109.996 N4 C6 H12 107.093
N4 C6 H14 112.647 C5 N3 H7 116.409
C6 N4 H8 116.409 H9 C5 H11 109.685
H9 C5 H13 108.930 H10 C6 H12 109.685
H10 C6 H14 108.930 H11 C5 H13 108.440
H12 C6 H14 108.440
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.570      
2 O -0.436      
3 N -0.419      
4 N -0.419      
5 C -0.363      
6 C -0.363      
7 H 0.253      
8 H 0.253      
9 H 0.139      
10 H 0.139      
11 H 0.187      
12 H 0.187      
13 H 0.136      
14 H 0.136      


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 -3.540 3.540
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 5.497 -0.502 0.000
y -0.502 10.373 0.000
z 0.000 0.000 7.329


<r2> (average value of r2) Å2
<r2> 192.570
(<r2>)1/2 13.877