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

using model chemistry: CCD/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 CCD/6-311G*
 hartrees
Energy at 0K-303.081195
Energy at 298.15K-303.091529
HF Energy-302.108287
Nuclear repulsion energy248.557251
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 CCD/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 3657 3493 15.42      
2 A 3176 3033 14.18      
3 A 3129 2989 10.65      
4 A 3047 2910 5.57      
5 A 1860 1777 269.27      
6 A 1565 1494 23.50      
7 A 1530 1461 0.08      
8 A 1519 1451 1.15      
9 A 1489 1422 4.57      
10 A 1233 1178 0.01      
11 A 1205 1151 1.07      
12 A 1166 1114 8.15      
13 A 951 908 0.28      
14 A 592 565 158.01      
15 A 468 447 29.86      
16 A 231 221 3.85      
17 A 204 195 0.22      
18 A 123 117 0.43      
19 B 3655 3491 10.08      
20 B 3175 3033 8.92      
21 B 3129 2989 52.01      
22 B 3046 2909 95.17      
23 B 1613 1540 399.15      
24 B 1541 1471 1.51      
25 B 1521 1452 47.76      
26 B 1493 1426 4.19      
27 B 1304 1245 217.23      
28 B 1182 1129 10.06      
29 B 1171 1118 20.36      
30 B 1074 1026 0.92      
31 B 798 762 52.24      
32 B 759 725 18.50      
33 B 525 502 103.41      
34 B 328 314 43.52      
35 B 136 130 1.59      
36 B 127 121 6.17      

Unscaled Zero Point Vibrational Energy (zpe) 26859.4 cm-1
Scaled (by 0.9551) Zero Point Vibrational Energy (zpe) 25653.4 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 CCD/6-311G*
ABC
0.32802 0.07280 0.06121

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

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.094
O2 0.000 0.000 1.305
N3 0.000 1.158 -0.671
N4 0.000 -1.158 -0.671
C5 -0.249 2.415 0.024
C6 0.249 -2.415 0.024
H7 -0.467 1.066 -1.560
H8 0.467 -1.066 -1.560
H9 -0.081 3.239 -0.674
H10 0.081 -3.239 -0.674
H11 0.455 2.506 0.853
H12 -0.455 -2.506 0.853
H13 -1.265 2.482 0.432
H14 1.265 -2.482 0.432

Atom - Atom Distances (Å)
  C1 O2 N3 N4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14
C11.21151.38771.38772.42842.42842.02202.02203.33003.33002.65732.65732.80632.8063
O21.21152.29062.29062.74472.74473.09253.09253.79693.79692.58652.58652.91932.9193
N31.38772.29062.31581.45763.64811.00832.43972.08304.39792.08453.99382.13814.0083
N41.38772.29062.31583.64811.45762.43971.00834.39792.08303.99382.08454.00832.1381
C52.42842.74471.45763.64814.85482.09233.89021.09345.70641.09074.99381.09785.1414
C62.42842.74473.64811.45764.85483.89022.09235.70641.09344.99381.09075.14141.0978
H72.02203.09251.00832.43972.09233.89022.32682.37894.42922.95714.30982.57164.4221
H82.02203.09252.43971.00833.89022.09232.32684.42922.37894.30982.95714.42212.5716
H93.33003.79692.08304.39791.09345.70642.37894.42926.48061.77655.95601.78905.9806
H103.33003.79694.39792.08305.70641.09344.42922.37896.48065.95601.77655.98061.7890
H112.65732.58652.08453.99381.09074.99382.95714.30981.77655.95605.09331.77125.0703
H122.65732.58653.99382.08454.99381.09074.30982.95715.95601.77655.09335.07031.7712
H132.80632.91932.13814.00831.09785.14142.57164.42211.78905.98061.77125.07035.5715
H142.80632.91934.00832.13815.14141.09784.42212.57165.98061.78905.07031.77125.5715

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 117.162 C1 N3 H7 114.175
C1 N4 C6 117.162 C1 N4 H8 114.175
O2 C1 N3 123.446 O2 C1 N4 123.446
N3 C1 N4 113.107 N3 C5 H9 108.637
N3 C5 H11 108.921 N3 C5 H13 112.831
N4 C6 H10 108.637 N4 C6 H12 108.921
N4 C6 H14 112.831 C5 N3 H7 114.866
C6 N4 H8 114.866 H9 C5 H11 108.856
H9 C5 H13 109.465 H10 C6 H12 108.856
H10 C6 H14 109.465 H11 C5 H13 108.062
H12 C6 H14 108.062
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability