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

using model chemistry: MP3/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP3/6-31G*
 hartrees
Energy at 0K-302.952815
Energy at 298.15K-302.963190
HF Energy-302.035650
Nuclear repulsion energy254.095880
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 MP3/6-31G*
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 3730 3501 24.84      
2 A 3623 3401 25.95      
3 A 3248 3049 2.58      
4 A 3201 3005 22.58      
5 A 3172 2977 29.58      
6 A 3166 2972 28.86      
7 A 3090 2901 45.13      
8 A 3084 2895 39.57      
9 A 1866 1752 391.55      
10 A 1698 1594 156.85      
11 A 1584 1487 72.88      
12 A 1562 1466 22.15      
13 A 1558 1462 6.12      
14 A 1557 1462 18.88      
15 A 1539 1445 38.17      
16 A 1496 1404 4.33      
17 A 1485 1394 187.77      
18 A 1340 1257 28.68      
19 A 1313 1233 19.40      
20 A 1207 1133 11.42      
21 A 1160 1089 6.02      
22 A 1155 1084 57.45      
23 A 1113 1045 16.20      
24 A 1061 996 23.21      
25 A 815 765 109.18      
26 A 806 756 9.70      
27 A 655 615 167.81      
28 A 612 574 29.80      
29 A 521 489 4.67      
30 A 453 426 23.54      
31 A 413 387 30.72      
32 A 335 314 9.82      
33 A 229 215 22.48      
34 A 152 143 2.53      
35 A 128 120 0.87      
36 A 52 49 7.37      

Unscaled Zero Point Vibrational Energy (zpe) 27088.5 cm-1
Scaled (by 0.9386) Zero Point Vibrational Energy (zpe) 25425.3 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 MP3/6-31G*
ABC
0.16914 0.11905 0.07279

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -2.563 0.586 -0.056
O2 -1.171 -1.354 0.127
C3 -0.748 -0.218 -0.025
N4 0.589 0.072 -0.222
H5 -1.380 1.654 -0.604
N6 -1.598 0.884 0.013
H7 1.773 -1.194 1.013
H8 2.422 -0.843 -0.611
H9 1.039 -1.951 -0.415
C10 1.510 -1.044 -0.043
H11 0.610 2.186 -0.388
H12 2.171 1.412 -0.159
H13 1.058 1.575 1.220
C14 1.122 1.381 0.142

Atom - Atom Distances (Å)
  H1 O2 C3 N4 H5 N6 H7 H8 H9 C10 H11 H12 H13 C14
H12.39421.98523.19761.68521.01204.80705.21524.42014.38693.56934.80683.96503.7749
O22.39421.22152.29223.10262.28133.07833.70352.35262.70433.99634.34783.83993.5687
C31.98521.22151.38222.05911.39282.89553.28362.51962.40442.78513.34622.83382.4659
N43.19762.29221.38222.55442.34492.12862.08562.08211.45862.12032.07412.13531.4587
H51.68523.10262.05912.55441.01084.54614.54904.34593.99372.07173.58743.04652.6255
N61.01202.28131.39282.34491.01084.08434.42013.89603.65842.59513.81032.99862.7683
H74.80703.07832.89552.12864.54614.08431.78441.77501.09833.83942.88532.86742.7946
H85.21523.70353.28362.08564.54904.42011.78441.78301.09323.53682.31383.32632.6837
H94.42012.35262.51962.08214.34593.89601.77501.78301.08774.15963.55803.88723.3790
C104.38692.70432.40441.45863.99373.65841.09831.09321.08773.37102.54632.94292.4624
H113.56933.99632.78512.12032.07172.59513.83943.53684.15963.37101.75741.77821.0919
H124.80684.34783.34622.07413.58743.81032.88532.31383.55802.54631.75741.78011.0920
H133.96503.83992.83382.13533.04652.99862.86743.32633.88722.94291.77821.78011.0978
C143.77493.56872.46591.45872.62552.76832.79462.68373.37902.46241.09191.09201.0978

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 110.275 H1 N6 H5 112.840
O2 C3 N4 123.250 O2 C3 N6 121.391
C3 N4 C10 115.616 C3 N4 C14 120.432
C3 N6 H5 117.001 N4 C3 N6 115.349
N4 C10 H7 111.940 N4 C10 H8 108.788
N4 C10 H9 108.835 N4 C14 H11 111.656
N4 C14 H12 107.953 N4 C14 H13 112.525
H7 C10 H8 109.015 H7 C10 H9 108.571
H8 C10 H9 109.672 C10 N4 C14 115.148
H11 C14 H12 107.164 H11 C14 H13 108.601
H12 C14 H13 108.764
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability