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

using model chemistry: CCD/6-31+G**

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/6-31+G**
 hartrees
Energy at 0K-303.049796
Energy at 298.15K-303.060063
HF Energy-302.065936
Nuclear repulsion energy248.121256
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/6-31+G**
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 3704 3490 30.70      
2 A 3238 3052 13.08      
3 A 3195 3010 10.53      
4 A 3110 2931 5.94      
5 A 1822 1717 323.12      
6 A 1573 1482 15.12      
7 A 1541 1452 1.05      
8 A 1528 1439 9.58      
9 A 1502 1415 4.03      
10 A 1238 1166 0.18      
11 A 1211 1141 0.67      
12 A 1173 1106 6.63      
13 A 951 896 0.90      
14 A 564 531 117.68      
15 A 452 426 44.71      
16 A 226 213 4.88      
17 A 196 184 0.54      
18 A 123 116 0.51      
19 B 3702 3488 12.05      
20 B 3238 3052 7.79      
21 B 3195 3011 45.43      
22 B 3109 2930 96.58      
23 B 1612 1519 415.26      
24 B 1561 1471 3.66      
25 B 1537 1448 49.51      
26 B 1505 1418 8.33      
27 B 1313 1237 206.86      
28 B 1192 1123 20.68      
29 B 1177 1109 9.73      
30 B 1071 1010 1.61      
31 B 778 733 34.08      
32 B 749 705 25.56      
33 B 510 481 114.21      
34 B 323 304 42.30      
35 B 141 133 0.70      
36 B 126 119 8.11      

Unscaled Zero Point Vibrational Energy (zpe) 27091.3 cm-1
Scaled (by 0.9423) Zero Point Vibrational Energy (zpe) 25528.1 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/6-31+G**
ABC
0.32705 0.07245 0.06090

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

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.087
O2 0.000 0.000 1.312
N3 0.000 1.161 -0.668
N4 0.000 -1.161 -0.668
C5 -0.240 2.423 0.025
C6 0.240 -2.423 0.025
H7 -0.433 1.078 -1.574
H8 0.433 -1.078 -1.574
H9 -0.094 3.234 -0.685
H10 0.094 -3.234 -0.685
H11 0.478 2.524 0.833
H12 -0.478 -2.524 0.833
H13 -1.246 2.483 0.447
H14 1.246 -2.483 0.447

Atom - Atom Distances (Å)
  C1 O2 N3 N4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14
C11.22551.38491.38492.43532.43532.02692.02693.32653.32652.67502.67502.80132.8013
O21.22552.29552.29552.75402.75403.11153.11153.80263.80262.61312.61312.90972.9097
N31.38492.29552.32251.45893.65801.00812.45402.07534.39662.08284.00772.13124.0094
N41.38492.29552.32253.65801.45892.45401.00814.39662.07534.00772.08284.00942.1312
C52.43532.75401.45893.65804.86892.09823.90671.08835.71111.08625.01771.09235.1431
C62.43532.75403.65801.45894.86893.90672.09825.71111.08835.01771.08625.14311.0923
H72.02693.11151.00812.45402.09823.90672.32292.35724.43422.95254.33232.59244.4252
H82.02693.11152.45401.00813.90672.09822.32294.43422.35724.33232.95254.42522.5924
H93.32653.80262.07534.39661.08835.71112.35724.43426.47141.77125.96741.78155.9803
H103.32653.80264.39662.07535.71111.08834.43422.35726.47145.96741.77125.98031.7815
H112.67502.61312.08284.00771.08625.01772.95254.33231.77125.96745.13751.76735.0801
H122.67502.61314.00772.08285.01771.08624.33232.95255.96741.77125.13755.08011.7673
H132.80132.90972.13124.00941.09235.14312.59244.42521.78155.98031.76735.08015.5560
H142.80132.90974.00942.13125.14311.09234.42522.59245.98031.78155.08011.76735.5560

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 117.795 C1 N3 H7 114.865
C1 N4 C6 117.795 C1 N4 H8 114.865
O2 C1 N3 123.018 O2 C1 N4 123.018
N3 C1 N4 113.964 N3 C5 H9 108.244
N3 C5 H11 108.962 N3 C5 H13 112.514
N4 C6 H10 108.244 N4 C6 H12 108.962
N4 C6 H14 112.514 C5 N3 H7 115.323
C6 N4 H8 115.323 H9 C5 H11 109.080
H9 C5 H13 109.562 H10 C6 H12 109.080
H10 C6 H14 109.562 H11 C5 H13 108.427
H12 C6 H14 108.427
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability