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

using model chemistry: MP4/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at MP4/6-31G*
 hartrees
Energy at 0K-303.001081
Energy at 298.15K-303.011238
HF Energy-302.037270
Nuclear repulsion energy247.188532
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 MP4/6-31G*
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 3576 3414        
2 A 3189 3045        
3 A 3137 2995        
4 A 3053 2915        
5 A 1788 1707        
6 A 1560 1490        
7 A 1534 1465        
8 A 1504 1436        
9 A 1483 1416        
10 A 1217 1162        
11 A 1190 1136        
12 A 1156 1104        
13 A 930 888        
14 A 588 561        
15 A 460 439        
16 A 227 217        
17 A 198 189        
18 A 106 101        
19 B 3574 3413        
20 B 3189 3045        
21 B 3137 2996        
22 B 3052 2914        
23 B 1585 1513        
24 B 1548 1478        
25 B 1529 1460        
26 B 1486 1419        
27 B 1287 1229        
28 B 1174 1121        
29 B 1161 1108        
30 B 1062 1014        
31 B 755 721        
32 B 738 705        
33 B 511 488        
34 B 324 309        
35 B 126 120        
36 B 115 110        

Unscaled Zero Point Vibrational Energy (zpe) 26624.1 cm-1
Scaled (by 0.9548) Zero Point Vibrational Energy (zpe) 25420.7 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 MP4/6-31G*
ABC
0.32046 0.07245 0.06073

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4/6-31G*

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.090
O2 0.000 0.000 1.325
N3 0.000 1.164 -0.678
N4 0.000 -1.164 -0.678
C5 -0.270 2.418 0.023
C6 0.270 -2.418 0.023
H7 -0.470 1.069 -1.575
H8 0.470 -1.069 -1.575
H9 -0.077 3.249 -0.664
H10 0.077 -3.249 -0.664
H11 0.411 2.491 0.875
H12 -0.411 -2.491 0.875
H13 -1.301 2.485 0.400
H14 1.301 -2.485 0.400

Atom - Atom Distances (Å)
  C1 O2 N3 N4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14
C11.23441.39411.39412.43362.43362.03312.03313.33603.33602.64362.64362.82222.8222
O21.23442.31582.31582.75882.75883.12523.12523.80993.80992.56392.56392.95362.9536
N31.39412.31582.32701.46183.65911.01682.45092.08664.41292.08383.99172.14504.0209
N41.39412.31582.32703.65911.46182.45091.01684.41292.08663.99172.08384.02092.1450
C52.43362.75881.46183.65914.86532.10083.90551.09555.71841.09284.98371.10025.1621
C62.43362.75883.65911.46184.86533.90552.10085.71841.09554.98371.09285.16211.1002
H72.03313.12521.01682.45092.10083.90552.33442.39494.44582.96644.32122.56844.4344
H82.03313.12522.45091.01683.90552.10082.33444.44582.39494.32122.96644.43442.5684
H93.33603.80992.08664.41291.09555.71842.39494.44586.49911.78425.95151.79265.9925
H103.33603.80994.41292.08665.71841.09554.44582.39496.49915.95151.78425.99251.7926
H112.64362.56392.08383.99171.09284.98372.96644.32121.78425.95155.04851.77655.0771
H122.64362.56393.99172.08384.98371.09284.32122.96645.95151.78425.04855.07711.7765
H132.82222.95362.14504.02091.10025.16212.56844.43441.79265.99251.77655.07715.6103
H142.82222.95364.02092.14505.16211.10024.43442.56845.99251.79265.07711.77655.6103

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 116.868 C1 N3 H7 114.066
C1 N4 C6 116.868 C1 N4 H8 114.066
O2 C1 N3 123.423 O2 C1 N4 123.423
N3 C1 N4 113.155 N3 C5 H9 108.507
N3 C5 H11 108.445 N3 C5 H13 112.938
N4 C6 H10 108.507 N4 C6 H12 108.445
N4 C6 H14 112.938 C5 N3 H7 114.702
C6 N4 H8 114.702 H9 C5 H11 109.237
H9 C5 H13 109.449 H10 C6 H12 109.237
H10 C6 H14 109.449 H11 C5 H13 108.210
H12 C6 H14 108.210
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability