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

using model chemistry: MP3/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at MP3/6-31+G**
 hartrees
Energy at 0K-303.044762
Energy at 298.15K-303.055031
HF Energy-302.066268
Nuclear repulsion energy248.354201
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 MP3/6-31+G**
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 3726 3467 32.49      
2 A 3256 3030 12.41      
3 A 3213 2989 10.10      
4 A 3128 2911 5.86      
5 A 1834 1706 330.07      
6 A 1577 1467 16.18      
7 A 1545 1437 1.05      
8 A 1531 1425 9.37      
9 A 1504 1400 4.08      
10 A 1241 1155 0.13      
11 A 1215 1131 0.87      
12 A 1176 1094 6.77      
13 A 955 888 0.90      
14 A 565 526 115.45      
15 A 453 421 44.51      
16 A 227 211 4.86      
17 A 195 182 0.56      
18 A 121 112 0.47      
19 B 3724 3465 12.38      
20 B 3256 3030 7.17      
21 B 3213 2990 44.73      
22 B 3127 2910 96.17      
23 B 1617 1505 426.30      
24 B 1564 1456 3.68      
25 B 1540 1433 50.73      
26 B 1508 1403 7.60      
27 B 1316 1224 206.73      
28 B 1194 1111 20.10      
29 B 1179 1097 10.22      
30 B 1075 1001 1.62      
31 B 780 725 32.87      
32 B 751 699 26.65      
33 B 513 477 115.71      
34 B 324 302 42.78      
35 B 138 128 0.79      
36 B 126 117 8.14      

Unscaled Zero Point Vibrational Energy (zpe) 27202.6 cm-1
Scaled (by 0.9305) Zero Point Vibrational Energy (zpe) 25312.0 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 MP3/6-31+G**
ABC
0.32799 0.07256 0.06100

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

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.086
O2 0.000 0.000 1.309
N3 0.000 1.161 -0.668
N4 0.000 -1.161 -0.668
C5 -0.240 2.421 0.026
C6 0.240 -2.421 0.026
H7 -0.429 1.078 -1.574
H8 0.429 -1.078 -1.574
H9 -0.084 3.233 -0.679
H10 0.084 -3.233 -0.679
H11 0.471 2.515 0.840
H12 -0.471 -2.515 0.840
H13 -1.248 2.484 0.440
H14 1.248 -2.484 0.440

Atom - Atom Distances (Å)
  C1 O2 N3 N4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14
C11.22371.38381.38382.43342.43342.02552.02553.32353.32352.66782.66782.80232.8023
O21.22372.29262.29262.75052.75053.10853.10853.79683.79682.60172.60172.91272.9127
N31.38382.29262.32141.45823.65591.00662.45342.07424.39472.08074.00092.12954.0085
N41.38382.29262.32143.65591.45822.45341.00664.39472.07424.00092.08074.00852.1295
C52.43342.75051.45823.65594.86532.09743.90541.08705.70701.08515.00811.09115.1423
C62.43342.75053.65591.45824.86533.90542.09745.70701.08705.00811.08515.14231.0911
H72.02553.10851.00662.45342.09743.90542.32102.35884.43322.95034.32942.58904.4226
H82.02553.10852.45341.00663.90542.09742.32104.43322.35884.32942.95034.42262.5890
H93.32353.79682.07424.39471.08705.70702.35884.43326.46851.76975.95841.77975.9761
H103.32353.79684.39472.07425.70701.08704.43322.35886.46855.95841.76975.97611.7797
H112.66782.60172.08074.00091.08515.00812.95034.32941.76975.95845.11801.76505.0752
H122.66782.60174.00092.08075.00811.08514.32942.95035.95841.76975.11805.07521.7650
H132.80232.91272.12954.00851.09115.14232.58904.42261.77975.97611.76505.07525.5597
H142.80232.91274.00852.12955.14231.09114.42262.58905.97611.77975.07521.76505.5597

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 117.768 C1 N3 H7 114.939
C1 N4 C6 117.768 C1 N4 H8 114.939
O2 C1 N3 122.985 O2 C1 N4 122.985
N3 C1 N4 114.031 N3 C5 H9 108.276
N3 C5 H11 108.908 N3 C5 H13 112.499
N4 C6 H10 108.276 N4 C6 H12 108.908
N4 C6 H14 112.499 C5 N3 H7 115.403
C6 N4 H8 115.403 H9 C5 H11 109.121
H9 C5 H13 109.584 H10 C6 H12 109.121
H10 C6 H14 109.584 H11 C5 H13 108.403
H12 C6 H14 108.403
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability