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All results from a given calculation for N(CH3)2CONH2 (Urea, N,N-dimethyl-)

using model chemistry: MP2/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP2/TZVP
 hartrees
Energy at 0K-303.137324
Energy at 298.15K-303.147779
HF Energy-302.142049
Nuclear repulsion energy254.562155
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 MP2/TZVP
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 3728 3534 28.85      
2 A 3608 3420 26.32      
3 A 3227 3059 3.44      
4 A 3196 3029 21.74      
5 A 3159 2994 24.99      
6 A 3157 2993 27.57      
7 A 3061 2902 63.34      
8 A 3058 2899 35.95      
9 A 1778 1685 381.13      
10 A 1642 1557 141.68      
11 A 1552 1471 47.12      
12 A 1526 1447 10.19      
13 A 1524 1445 5.87      
14 A 1522 1443 24.75      
15 A 1505 1427 20.34      
16 A 1473 1396 3.40      
17 A 1433 1359 216.13      
18 A 1307 1238 31.44      
19 A 1286 1219 24.16      
20 A 1202 1139 18.38      
21 A 1151 1091 5.52      
22 A 1117 1059 64.59      
23 A 1103 1045 17.82      
24 A 1038 984 17.61      
25 A 793 751 61.31      
26 A 787 746 16.53      
27 A 645 612 153.40      
28 A 602 570 40.91      
29 A 516 489 3.74      
30 A 445 422 14.61      
31 A 410 388 18.76      
32 A 332 315 7.39      
33 A 246 233 23.03      
34 A 165 157 0.96      
35 A 144 136 0.71      
36 A 63 60 7.68      

Unscaled Zero Point Vibrational Energy (zpe) 26749.6 cm-1
Scaled (by 0.9479) Zero Point Vibrational Energy (zpe) 25355.9 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 MP2/TZVP
ABC
0.16980 0.11964 0.07326

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/TZVP

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -2.580 0.314 0.074
O2 -0.953 -1.353 0.405
C3 -0.704 -0.235 -0.032
N4 0.571 0.176 -0.401
H5 -1.739 1.063 -1.139
N6 -1.690 0.731 -0.178
H7 1.639 -1.171 0.839
H8 2.533 -0.500 -0.547
H9 1.305 -1.757 -0.801
C10 1.570 -0.884 -0.211
H11 0.257 2.173 0.213
H12 1.955 1.704 0.023
H13 1.033 1.140 1.432
C14 0.975 1.371 0.363

Atom - Atom Distances (Å)
  H1 O2 C3 N4 H5 N6 H7 H8 H9 C10 H11 H12 H13 C14
H12.35361.95823.18981.65501.01484.53835.21504.48924.32893.39454.74313.94703.7206
O22.35361.22682.30452.97372.28602.63463.71322.59182.63913.73304.23643.34853.3384
C31.95821.22681.38891.99571.38752.66913.28822.63522.37102.60363.29032.65442.3567
N43.18982.30451.38892.58282.33842.11942.08052.10591.46832.11292.10442.12131.4751
H51.65502.97371.99572.58281.01834.50784.58804.16373.94992.65473.92533.78183.1180
N61.01482.28601.38752.33841.01833.96634.41393.94273.63742.45403.77723.18912.7938
H74.53832.63462.66912.11944.50783.96631.78051.77321.09083.67213.00512.46142.6706
H85.21503.71323.28822.08054.58804.41391.78051.77521.08993.59242.34912.97592.5996
H94.48922.59182.63522.10594.16373.94271.77321.77521.08674.19183.61633.66733.3541
C104.32892.63912.37101.46833.94993.63741.09081.08991.08673.35342.62632.66082.4015
H113.39453.73302.60362.11292.65472.45403.67213.59244.19183.35341.77151.77601.0867
H124.74314.23643.29032.10443.92533.77723.00512.34913.61632.62631.77151.77541.0885
H133.94703.34852.65442.12133.78183.18912.46142.97593.66732.66081.77601.77541.0953
C143.72063.33842.35671.47513.11802.79382.67062.59963.35412.40151.08671.08851.0953

picture of Urea, N,N-dimethyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 N6 C3 108.197 H1 N6 H5 108.978
O2 C3 N4 123.412 O2 C3 N6 121.835
C3 N4 C10 112.133 C3 N4 C14 110.707
C3 N6 H5 111.176 N4 C3 N6 114.748
N4 C10 H7 110.972 N4 C10 H8 107.919
N4 C10 H9 110.125 N4 C14 H11 110.207
N4 C14 H12 109.425 N4 C14 H13 110.364
H7 C10 H8 109.472 H7 C10 H9 109.039
H8 C10 H9 109.288 C10 N4 C14 109.357
H11 C14 H12 109.062 H11 C14 H13 108.967
H12 C14 H13 108.785
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability