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

using model chemistry: MP3/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at MP3/cc-pVTZ
 hartrees
Energy at 0K-303.341127
Energy at 298.15K-303.351358
HF Energy-302.158836
Nuclear repulsion energy249.565570
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/cc-pVTZ
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 3694 3490 31.39      
2 A 3198 3021 11.27      
3 A 3156 2982 8.28      
4 A 3077 2907 4.76      
5 A 1849 1747 283.51      
6 A 1555 1469 17.16      
7 A 1520 1436 0.55      
8 A 1505 1422 3.62      
9 A 1472 1391 4.49      
10 A 1230 1162 0.12      
11 A 1205 1138 1.23      
12 A 1166 1101 6.00      
13 A 949 896 0.98      
14 A 555 525 92.35      
15 A 446 421 47.12      
16 A 224 211 4.06      
17 A 196 185 0.18      
18 A 115 108 0.34      
19 B 3692 3488 11.31      
20 B 3198 3021 5.75      
21 B 3156 2982 42.43      
22 B 3077 2907 89.21      
23 B 1605 1516 406.94      
24 B 1537 1452 1.53      
25 B 1512 1429 53.30      
26 B 1475 1393 7.50      
27 B 1302 1230 205.12      
28 B 1179 1114 21.94      
29 B 1166 1102 5.47      
30 B 1073 1014 1.42      
31 B 801 757 26.66      
32 B 754 712 22.08      
33 B 500 473 95.58      
34 B 320 302 44.42      
35 B 126 119 3.77      
36 B 123 116 5.20      

Unscaled Zero Point Vibrational Energy (zpe) 26853.7 cm-1
Scaled (by 0.9447) Zero Point Vibrational Energy (zpe) 25368.7 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/cc-pVTZ
ABC
0.33178 0.07326 0.06162

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/cc-pVTZ

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.088
O2 0.000 0.000 1.298
N3 0.000 1.155 -0.665
N4 0.000 -1.155 -0.665
C5 -0.248 2.407 0.026
C6 0.248 -2.407 0.026
H7 -0.421 1.068 -1.571
H8 0.421 -1.068 -1.571
H9 -0.082 3.228 -0.666
H10 0.082 -3.228 -0.666
H11 0.447 2.498 0.853
H12 -0.447 -2.498 0.853
H13 -1.260 2.474 0.428
H14 1.260 -2.474 0.428

Atom - Atom Distances (Å)
  C1 O2 N3 N4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14
C11.21031.37861.37862.42102.42102.01752.01753.31593.31592.65052.65052.79742.7974
O21.21032.27792.27792.73432.73433.09053.09053.77973.77972.57652.57652.90992.9099
N31.37862.27792.30911.45223.63681.00282.43632.07504.38322.07603.98072.12713.9940
N41.37862.27792.30913.63681.45222.43631.00284.38322.07503.98072.07603.99402.1271
C52.42102.73431.45223.63684.84032.09183.88251.08635.68731.08454.97861.09065.1253
C62.42102.73433.63681.45224.84033.88252.09185.68731.08634.97861.08455.12531.0906
H72.01753.09051.00282.43632.09183.88252.29512.36664.41842.94574.31162.58454.4009
H82.01753.09052.43631.00283.88252.09182.29514.41842.36664.31162.94574.40092.5845
H93.31593.77972.07504.38321.08635.68732.36664.41846.45791.76685.93531.77545.9595
H103.31593.77974.38322.07505.68731.08634.41842.36666.45795.93531.76685.95951.7754
H112.65052.57652.07603.98071.08454.97862.94574.31161.76685.93535.07541.75945.0562
H122.65052.57653.98072.07604.97861.08454.31162.94575.93531.76685.07545.05621.7594
H132.79742.90992.12713.99401.09065.12532.58454.40091.77545.95951.75945.05625.5534
H142.79742.90993.99402.12715.12531.09064.40092.58455.95951.77545.05621.75945.5534

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 117.543 C1 N3 H7 114.898
C1 N4 C6 117.543 C1 N4 H8 114.898
O2 C1 N3 123.126 O2 C1 N4 123.126
N3 C1 N4 113.749 N3 C5 H9 108.795
N3 C5 H11 108.989 N3 C5 H13 112.773
N4 C6 H10 108.795 N4 C6 H12 108.989
N4 C6 H14 112.773 C5 N3 H7 115.661
C6 N4 H8 115.661 H9 C5 H11 108.957
H9 C5 H13 109.290 H10 C6 H12 108.957
H10 C6 H14 109.290 H11 C5 H13 107.972
H12 C6 H14 107.972
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability