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

using model chemistry: MP2/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP2/6-311G*
 hartrees
Energy at 0K-303.047927
Energy at 298.15K-303.058351
HF Energy-302.103910
Nuclear repulsion energy253.825014
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 MP2/6-311G*
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 3735 3549 22.80      
2 A 3620 3440 20.37      
3 A 3226 3065 0.46      
4 A 3191 3032 9.80      
5 A 3141 2985 13.94      
6 A 3132 2977 49.11      
7 A 3056 2904 65.97      
8 A 3032 2881 61.84      
9 A 1810 1720 378.06      
10 A 1705 1620 152.05      
11 A 1576 1497 76.29      
12 A 1551 1474 19.82      
13 A 1541 1465 12.84      
14 A 1539 1463 10.29      
15 A 1512 1436 56.60      
16 A 1471 1398 27.28      
17 A 1461 1389 145.68      
18 A 1333 1267 27.97      
19 A 1298 1233 40.94      
20 A 1192 1133 4.44      
21 A 1152 1095 9.78      
22 A 1133 1076 76.69      
23 A 1105 1050 9.50      
24 A 1049 997 26.26      
25 A 813 772 121.73      
26 A 787 748 4.39      
27 A 649 617 176.46      
28 A 603 573 8.33      
29 A 521 495 8.95      
30 A 463 440 29.88      
31 A 398 378 12.44      
32 A 323 307 8.47      
33 A 200 190 2.81      
34 A 186 177 4.09      
35 A 133 126 6.28      
36 A 77 73 0.68      

Unscaled Zero Point Vibrational Energy (zpe) 26854.1 cm-1
Scaled (by 0.9503) Zero Point Vibrational Energy (zpe) 25519.4 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 MP2/6-311G*
ABC
0.16879 0.11823 0.07185

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-311G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 2.525 0.675 0.153
O2 1.247 -1.336 -0.080
C3 0.763 -0.214 -0.011
N4 -0.588 0.038 -0.019
H5 1.262 1.689 0.596
N6 1.562 0.932 0.004
H7 -2.180 -1.101 -0.780
H8 -2.116 -0.992 0.995
H9 -0.932 -1.995 0.119
C10 -1.510 -1.075 0.086
H11 -1.348 1.789 0.919
H12 -2.104 1.323 -0.613
H13 -0.492 2.036 -0.629
C14 -1.153 1.369 -0.077

Atom - Atom Distances (Å)
  H1 O2 C3 N4 H5 N6 H7 H8 H9 C10 H11 H12 H13 C14
H12.39411.98053.18221.67981.00785.11425.00294.36864.39874.10234.73613.40063.7500
O22.39411.22402.29303.10012.29143.50513.54782.28562.77424.18334.31063.83363.6161
C31.98051.22401.37402.05921.39733.16783.14742.46252.43253.05503.30782.64942.4860
N43.18222.29301.37402.55512.32872.09932.10332.06661.44912.12762.07422.09181.4472
H51.67983.10012.05922.55511.00754.63894.33104.31503.94792.63143.59492.16692.5274
N61.00782.29141.39732.32871.00754.32954.26783.84783.67063.16873.73772.41592.7512
H75.11423.50513.16782.09934.63894.32951.77911.77861.09493.45392.43043.56552.7650
H85.00293.54783.14742.10334.33104.26781.77911.78231.09562.88612.81863.80062.7655
H94.36862.28562.46252.06664.31503.84781.77861.78231.08683.89063.59444.12413.3770
C104.39872.77422.43251.44913.94793.67061.09491.09561.08682.98772.56783.35132.4753
H114.10234.18333.05502.12762.63143.16873.45392.88613.89062.98771.77141.78621.0987
H124.73614.31063.30782.07423.59493.73772.43042.81863.59442.56781.77141.76291.0924
H133.40063.83362.64942.09182.16692.41593.56553.80064.12413.35131.78621.76291.0899
C143.75003.61612.48601.44722.52742.75122.76502.76553.37702.47531.09871.09241.0899

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 109.803 H1 N6 H5 112.927
O2 C3 N4 123.805 O2 C3 N6 121.750
C3 N4 C10 118.972 C3 N4 C14 123.543
C3 N6 H5 116.877 N4 C3 N6 114.341
N4 C10 H7 110.438 N4 C10 H8 110.725
N4 C10 H9 108.315 N4 C14 H11 112.653
N4 C14 H12 108.710 N4 C14 H13 110.278
H7 C10 H8 108.617 H7 C10 H9 109.221
H8 C10 H9 109.506 C10 N4 C14 117.442
H11 C14 H12 107.885 H11 C14 H13 109.398
H12 C14 H13 107.767
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability