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

using model chemistry: TPSSh/STO-3G

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/STO-3G
 hartrees
Energy at 0K-300.015767
Energy at 298.15K-300.025210
HF Energy-300.015767
Nuclear repulsion energy240.093990
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/STO-3G
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 3603 3603 0.54      
2 A 3481 3481 0.07      
3 A 3436 3436 0.86      
4 A 3281 3281 0.31      
5 A 1889 1889 62.15      
6 A 1680 1680 4.18      
7 A 1659 1659 0.01      
8 A 1558 1558 4.32      
9 A 1529 1529 0.68      
10 A 1227 1227 5.06      
11 A 1194 1194 1.53      
12 A 1156 1156 3.57      
13 A 929 929 3.08      
14 A 624 624 121.36      
15 A 437 437 3.99      
16 A 218 218 0.11      
17 A 165 165 4.19      
18 A 94 94 0.95      
19 B 3603 3603 2.74      
20 B 3481 3481 0.27      
21 B 3436 3436 8.19      
22 B 3281 3281 22.47      
23 B 1681 1681 0.43      
24 B 1658 1658 18.93      
25 B 1562 1562 0.44      
26 B 1546 1546 77.55      
27 B 1230 1230 215.84      
28 B 1177 1177 79.69      
29 B 1175 1175 7.93      
30 B 1077 1077 24.61      
31 B 777 777 54.97      
32 B 635 635 12.65      
33 B 491 491 50.01      
34 B 263 263 27.80      
35 B 109 109 1.78      
36 B 95 95 1.31      

Unscaled Zero Point Vibrational Energy (zpe) 27715.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 27715.9 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/STO-3G
ABC
0.28941 0.06922 0.05781

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/STO-3G

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.144
O2 0.000 0.000 1.397
N3 0.000 1.207 -0.706
N4 0.000 -1.207 -0.706
C5 -0.532 2.427 -0.005
C6 0.532 -2.427 -0.005
H7 -0.557 1.024 -1.585
H8 0.557 -1.024 -1.585
H9 -0.248 3.327 -0.580
H10 0.248 -3.327 -0.580
H11 -0.064 2.466 0.994
H12 0.064 -2.466 0.994
H13 -1.635 2.413 0.122
H14 1.635 -2.413 0.122

Atom - Atom Distances (Å)
  C1 O2 N3 N4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14
C11.25301.47631.47632.48922.48922.08552.08553.41403.41402.60952.60952.91502.9150
O21.25302.42502.42502.85292.85293.20213.20213.87823.87822.49982.49983.18163.1816
N31.47632.42502.41351.50493.73901.05662.46132.13854.54242.11724.04812.19424.0576
N41.47632.42502.41353.73901.50492.46131.05664.54242.13854.04812.11724.05762.1942
C52.48922.85291.50493.73904.96952.11383.94881.10545.83531.10395.02971.10975.3049
C62.48922.85293.73901.50494.96953.94882.11385.83531.10545.02971.10395.30491.1097
H72.08553.20211.05662.46132.11383.94882.33102.53204.53752.99634.38412.45104.4196
H82.08553.20212.46131.05663.94882.11382.33104.53752.53204.38412.99634.41962.4510
H93.41403.87822.13854.54241.10545.83532.53204.53756.67261.80386.01161.80276.0821
H103.41403.87824.54242.13855.83531.10544.53752.53206.67266.01161.80386.08211.8027
H112.60952.49982.11724.04811.10395.02972.99634.38411.80386.01164.93421.79735.2400
H122.60952.49984.04812.11725.02971.10394.38412.99636.01161.80384.93425.24001.7973
H132.91503.18162.19424.05761.10975.30492.45104.41961.80276.08211.79735.24005.8298
H142.91503.18164.05762.19425.30491.10974.41962.45106.08211.80275.24001.79735.8298

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 113.217 C1 N3 H7 109.731
C1 N4 C6 113.217 C1 N4 H8 109.731
O2 C1 N3 125.175 O2 C1 N4 125.175
N3 C1 N4 109.650 N3 C5 H9 109.064
N3 C5 H11 107.498 N3 C5 H13 113.246
N4 C6 H10 109.064 N4 C6 H12 107.498
N4 C6 H14 113.246 C5 N3 H7 109.984
C6 N4 H8 109.984 H9 C5 H11 109.461
H9 C5 H13 108.946 H10 C6 H12 109.461
H10 C6 H14 108.946 H11 C5 H13 108.568
H12 C6 H14 108.568
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.246      
2 O -0.226      
3 N -0.300      
4 N -0.300      
5 C -0.126      
6 C -0.126      
7 H 0.173      
8 H 0.173      
9 H 0.079      
10 H 0.079      
11 H 0.094      
12 H 0.094      
13 H 0.070      
14 H 0.070      


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 -1.897 1.897
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 2.437 -0.595 0.000
y -0.595 6.057 0.000
z 0.000 0.000 4.638


<r2> (average value of r2) Å2
<r2> 199.590
(<r2>)1/2 14.128