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

using model chemistry: CCSD/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 CCSD/6-31G(2df,p)
 hartrees
Energy at 0K-303.208295
Energy at 298.15K-303.218480
HF Energy-302.078684
Nuclear repulsion energy249.066744
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 CCSD/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 3681 3480 27.23      
2 A 3208 3033 8.24      
3 A 3160 2987 8.05      
4 A 3081 2913 3.54      
5 A 1845 1744 231.71      
6 A 1556 1471 14.66      
7 A 1526 1443 0.15      
8 A 1506 1424 4.21      
9 A 1481 1400 4.33      
10 A 1228 1161 0.05      
11 A 1203 1137 1.18      
12 A 1167 1103 6.65      
13 A 945 893 0.49      
14 A 560 529 92.94      
15 A 446 422 43.76      
16 A 227 215 3.38      
17 A 198 187 0.07      
18 A 105 99 0.36      
19 B 3678 3477 11.96      
20 B 3208 3033 5.13      
21 B 3160 2987 39.88      
22 B 3081 2913 82.21      
23 B 1598 1511 356.14      
24 B 1541 1457 3.37      
25 B 1519 1436 66.79      
26 B 1482 1402 9.26      
27 B 1298 1228 196.85      
28 B 1180 1116 21.51      
29 B 1167 1104 9.37      
30 B 1072 1014 1.20      
31 B 795 752 29.65      
32 B 751 711 25.78      
33 B 504 477 92.19      
34 B 323 305 44.85      
35 B 125 118 7.98      
36 B 114 107 0.37      

Unscaled Zero Point Vibrational Energy (zpe) 26858.8 cm-1
Scaled (by 0.9455) Zero Point Vibrational Energy (zpe) 25395.0 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 CCSD/6-31G(2df,p)
ABC
0.32888 0.07317 0.06149

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

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.090
O2 0.000 0.000 1.304
N3 0.000 1.156 -0.668
N4 0.000 -1.156 -0.668
C5 -0.264 2.407 0.025
C6 0.264 -2.407 0.025
H7 -0.431 1.066 -1.574
H8 0.431 -1.066 -1.574
H9 -0.062 3.236 -0.655
H10 0.062 -3.236 -0.655
H11 0.404 2.479 0.881
H12 -0.404 -2.479 0.881
H13 -1.293 2.483 0.391
H14 1.293 -2.483 0.391

Atom - Atom Distances (Å)
  C1 O2 N3 N4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14
C11.21331.38261.38262.42212.42212.02292.02293.32093.32092.63322.63322.81572.8157
O21.21332.28592.28592.73812.73813.09893.09893.78273.78272.54682.54682.94472.9447
N31.38262.28592.31151.45443.63891.00682.43752.08084.39182.07763.97192.13444.0045
N41.38262.28592.31153.63891.45442.43751.00684.39182.08083.97192.07764.00452.1344
C52.42212.73811.45443.63894.84232.09343.88571.09085.69251.08854.96211.09505.1448
C62.42212.73813.63891.45444.84233.88572.09345.69251.09084.96211.08855.14481.0950
H72.02293.09891.00682.43752.09343.88572.29942.38504.42612.95344.31232.57154.4078
H82.02293.09892.43751.00683.88572.09342.29944.42612.38504.31232.95344.40782.5715
H93.32093.78272.08084.39181.09085.69252.38504.42616.47241.77495.92731.78195.9694
H103.32093.78274.39182.08085.69251.09084.42612.38506.47245.92731.77495.96941.7819
H112.63322.54682.07763.97191.08854.96212.95344.31231.77495.92735.02321.76645.0648
H122.63322.54683.97192.07764.96211.08854.31232.95345.92731.77495.02325.06481.7664
H132.81572.94472.13444.00451.09505.14482.57154.40781.78195.96941.76645.06485.5992
H142.81572.94474.00452.13445.14481.09504.40782.57155.96941.78195.06481.76645.5992

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 117.214 C1 N3 H7 114.781
C1 N4 C6 117.214 C1 N4 H8 114.781
O2 C1 N3 123.291 O2 C1 N4 123.291
N3 C1 N4 113.419 N3 C5 H9 108.840
N3 C5 H11 108.720 N3 C5 H13 112.938
N4 C6 H10 108.840 N4 C6 H12 108.720
N4 C6 H14 112.938 C5 N3 H7 115.340
C6 N4 H8 115.340 H9 C5 H11 109.064
H9 C5 H13 109.217 H10 C6 H12 109.064
H10 C6 H14 109.217 H11 C5 H13 107.997
H12 C6 H14 107.997
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability