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All results from a given calculation for NH(CH3)CONH(CH3) (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 C2 1A
Energy calculated at MP2/6-311G*
 hartrees
Energy at 0K-303.047984
Energy at 298.15K-303.058272
HF Energy-302.107648
Nuclear repulsion energy248.431910
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 3652 3470 19.65      
2 A 3216 3056 10.98      
3 A 3167 3010 9.43      
4 A 3075 2922 4.87      
5 A 1815 1725 219.98      
6 A 1564 1487 17.08      
7 A 1534 1458 0.17      
8 A 1512 1437 4.39      
9 A 1488 1414 6.73      
10 A 1227 1166 0.03      
11 A 1197 1138 0.37      
12 A 1163 1105 8.62      
13 A 941 895 0.31      
14 A 595 566 151.63      
15 A 464 441 28.03      
16 A 230 219 3.35      
17 A 201 191 0.20      
18 A 118 112 0.37      
19 B 3649 3468 11.50      
20 B 3216 3056 7.53      
21 B 3167 3010 47.35      
22 B 3075 2922 99.75      
23 B 1594 1515 340.42      
24 B 1547 1470 11.05      
25 B 1526 1450 78.41      
26 B 1491 1417 6.76      
27 B 1287 1223 219.48      
28 B 1178 1119 27.57      
29 B 1167 1109 6.77      
30 B 1070 1017 0.76      
31 B 779 741 48.53      
32 B 751 714 17.15      
33 B 523 497 110.08      
34 B 327 311 42.51      
35 B 130 124 3.31      
36 B 126 120 4.77      

Unscaled Zero Point Vibrational Energy (zpe) 26881.9 cm-1
Scaled (by 0.9503) Zero Point Vibrational Energy (zpe) 25545.9 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 MP2/6-311G*
ABC
0.32537 0.07299 0.06125

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

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.092
O2 0.000 0.000 1.312
N3 0.000 1.158 -0.675
N4 0.000 -1.158 -0.675
C5 -0.249 2.411 0.025
C6 0.249 -2.411 0.025
H7 -0.464 1.067 -1.566
H8 0.464 -1.067 -1.566
H9 -0.064 3.238 -0.662
H10 0.064 -3.238 -0.662
H11 0.440 2.485 0.863
H12 -0.440 -2.485 0.863
H13 -1.270 2.483 0.417
H14 1.270 -2.483 0.417

Atom - Atom Distances (Å)
  C1 O2 N3 N4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14
C11.22051.38901.38902.42482.42482.02552.02553.32483.32482.63892.63892.80742.8074
O21.22052.29992.29992.74452.74453.10463.10463.79243.79242.56312.56312.92872.9287
N31.38902.29992.31691.45623.64591.00912.44212.08024.39662.07823.97912.13474.0076
N41.38902.29992.31693.64591.45622.44211.00914.39662.08023.97912.07824.00762.1347
C52.42482.74451.45623.64594.84782.09353.89091.09055.69891.08794.97101.09525.1390
C62.42482.74453.64591.45624.84783.89092.09355.69891.09054.97101.08795.13901.0952
H72.02553.10461.00912.44212.09353.89092.32772.38504.43052.95454.30382.56604.4204
H82.02553.10462.44211.00913.89092.09352.32774.43052.38504.30382.95454.42042.5660
H93.32483.79242.08024.39661.09055.69892.38504.43056.47651.77375.93431.78555.9718
H103.32483.79244.39662.08025.69891.09054.43052.38506.47655.93431.77375.97181.7855
H112.63892.56312.07823.97911.08794.97102.95454.30381.77375.93435.04711.76665.0563
H122.63892.56313.97912.07824.97101.08794.30382.95455.93431.77375.04715.05631.7666
H132.80742.92872.13474.00761.09525.13902.56604.42041.78555.97181.76665.05635.5769
H142.80742.92874.00762.13475.13901.09524.42042.56605.97181.78555.05631.76665.5769

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 116.897 C1 N3 H7 114.336
C1 N4 C6 116.897 C1 N4 H8 114.336
O2 C1 N3 123.486 O2 C1 N4 123.486
N3 C1 N4 113.029 N3 C5 H9 108.683
N3 C5 H11 108.676 N3 C5 H13 112.816
N4 C6 H10 108.683 N4 C6 H12 108.676
N4 C6 H14 112.816 C5 N3 H7 115.039
C6 N4 H8 115.039 H9 C5 H11 109.016
H9 C5 H13 109.549 H10 C6 H12 109.016
H10 C6 H14 109.549 H11 C5 H13 108.035
H12 C6 H14 108.035
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability