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

using model chemistry: B3PW91/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at B3PW91/6-311G*
 hartrees
Energy at 0K-303.839105
Energy at 298.15K-303.849123
HF Energy-303.839105
Nuclear repulsion energy248.498499
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 B3PW91/6-311G*
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 3628 3493 9.27      
2 A 3167 3049 8.40      
3 A 3100 2984 9.35      
4 A 3020 2908 2.41      
5 A 1800 1733 256.31      
6 A 1550 1492 29.14      
7 A 1510 1454 0.15      
8 A 1497 1441 1.83      
9 A 1451 1397 14.96      
10 A 1209 1164 0.26      
11 A 1190 1145 3.29      
12 A 1150 1107 7.11      
13 A 933 898 2.47      
14 A 532 512 50.85      
15 A 420 404 56.03      
16 A 229 221 2.60      
17 A 183 176 0.02      
18 A 85 82 0.51      
19 B 3623 3488 7.66      
20 B 3167 3049 3.03      
21 B 3100 2984 72.58      
22 B 3019 2906 152.16      
23 B 1589 1530 348.94      
24 B 1521 1464 15.69      
25 B 1501 1445 88.39      
26 B 1457 1402 6.34      
27 B 1266 1218 242.98      
28 B 1161 1118 14.95      
29 B 1147 1104 19.74      
30 B 1064 1024 0.80      
31 B 772 743 17.77      
32 B 733 706 25.18      
33 B 508 489 139.19      
34 B 332 320 47.00      
35 B 124 119 9.87      
36 B 91 87 0.61      

Unscaled Zero Point Vibrational Energy (zpe) 26413.6 cm-1
Scaled (by 0.9627) Zero Point Vibrational Energy (zpe) 25428.4 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 B3PW91/6-311G*
ABC
0.32861 0.07232 0.06080

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-311G*

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.104
O2 0.000 0.000 1.321
N3 0.000 1.156 -0.653
N4 0.000 -1.156 -0.653
C5 -0.209 2.430 0.003
C6 0.209 -2.430 0.003
H7 -0.358 1.078 -1.592
H8 0.358 -1.078 -1.592
H9 0.230 3.229 -0.598
H10 -0.230 -3.229 -0.598
H11 0.289 2.401 0.970
H12 -0.289 -2.401 0.970
H13 -1.269 2.653 0.176
H14 1.269 -2.653 0.176

Atom - Atom Distances (Å)
  C1 O2 N3 N4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14
C11.21731.38181.38182.44072.44072.04162.04163.31253.31252.56902.56902.94182.9418
O21.21732.28782.28782.77212.77213.12733.12733.76363.76362.44382.44383.15603.1560
N31.38182.28782.31231.44773.65131.00832.45022.08634.39152.06613.92092.13044.0996
N41.38182.28782.31233.65131.44772.45021.00834.39152.08633.92092.06614.09962.1304
C52.44072.77211.44773.65134.87722.09613.89521.09245.69061.08854.92731.09735.2959
C62.44072.77213.65131.44774.87723.89522.09615.69061.09244.92731.08855.29591.0973
H72.04163.12731.00832.45022.09613.89522.27232.44104.42242.95574.32202.53724.4381
H82.04163.12732.45021.00833.89522.09612.27234.42242.44104.32202.95574.43812.5372
H93.31253.76362.08634.39151.09245.69062.44104.42246.47441.77495.86771.78306.0230
H103.31253.76364.39152.08635.69061.09244.42242.44106.47445.86771.77496.02301.7830
H112.56902.44382.06613.92091.08854.92732.95574.32201.77495.86774.83701.76735.2090
H122.56902.44383.92092.06614.92731.08854.32202.95575.86771.77494.83705.20901.7673
H132.94183.15602.13044.09961.09735.29592.53724.43811.78306.02301.76735.20905.8817
H142.94183.15604.09962.13045.29591.09734.43812.53726.02301.78305.20901.76735.8817

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 119.197 C1 N3 H7 116.473
C1 N4 C6 119.197 C1 N4 H8 116.473
O2 C1 N3 123.210 O2 C1 N4 123.210
N3 C1 N4 113.581 N3 C5 H9 109.651
N3 C5 H11 108.277 N3 C5 H13 112.945
N4 C6 H10 109.651 N4 C6 H12 108.277
N4 C6 H14 112.945 C5 N3 H7 116.032
C6 N4 H8 116.032 H9 C5 H11 108.946
H9 C5 H13 109.027 H10 C6 H12 108.946
H10 C6 H14 109.027 H11 C5 H13 107.911
H12 C6 H14 107.911
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.650      
2 O -0.421      
3 N -0.618      
4 N -0.618      
5 C -0.521      
6 C -0.521      
7 H 0.329      
8 H 0.329      
9 H 0.218      
10 H 0.218      
11 H 0.258      
12 H 0.258      
13 H 0.219      
14 H 0.219      


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 -3.718 3.718
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.532 -1.779 0.000
y -1.779 -30.319 0.000
z 0.000 0.000 -36.750
Traceless
 xyz
x -3.997 -1.779 0.000
y -1.779 6.822 0.000
z 0.000 0.000 -2.825
Polar
3z2-r2-5.649
x2-y2-7.213
xy-1.779
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.421 -0.433 0.000
y -0.433 9.722 0.000
z 0.000 0.000 7.302


<r2> (average value of r2) Å2
<r2> 192.120
(<r2>)1/2 13.861