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

using model chemistry: mPW1PW91/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at mPW1PW91/6-31G*
 hartrees
Energy at 0K-303.800647
Energy at 298.15K-303.810982
Nuclear repulsion energy254.275960
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 mPW1PW91/6-31G*
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 3722 3529 28.88      
2 A 3610 3423 21.98      
3 A 3217 3050 0.43      
4 A 3171 3007 10.25      
5 A 3121 2960 19.46      
6 A 3107 2946 50.07      
7 A 3054 2896 68.05      
8 A 3030 2874 63.04      
9 A 1828 1734 388.25      
10 A 1671 1585 146.78      
11 A 1576 1494 82.18      
12 A 1542 1463 14.99      
13 A 1533 1454 14.00      
14 A 1530 1451 17.42      
15 A 1509 1431 79.08      
16 A 1465 1389 115.45      
17 A 1456 1380 12.40      
18 A 1340 1270 30.04      
19 A 1298 1231 50.55      
20 A 1188 1126 2.74      
21 A 1147 1088 3.86      
22 A 1128 1070 52.41      
23 A 1103 1046 7.62      
24 A 1055 1000 36.48      
25 A 793 752 25.18      
26 A 790 749 64.50      
27 A 615 583 109.13      
28 A 602 570 89.33      
29 A 518 492 7.71      
30 A 451 428 33.28      
31 A 394 374 13.51      
32 A 318 302 9.96      
33 A 199 188 6.66      
34 A 158 150 1.47      
35 A 135 128 5.34      
36 A 96 91 2.43      

Unscaled Zero Point Vibrational Energy (zpe) 26733.8 cm-1
Scaled (by 0.9483) Zero Point Vibrational Energy (zpe) 25351.7 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 mPW1PW91/6-31G*
ABC
0.16977 0.11834 0.07203

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 2.535 0.661 0.146
O2 1.235 -1.333 -0.078
C3 0.759 -0.209 -0.016
N4 -0.590 0.041 -0.013
H5 1.281 1.699 0.580
N6 1.570 0.921 0.005
H7 -2.172 -1.105 -0.784
H8 -2.116 -1.003 0.991
H9 -0.915 -1.989 0.115
C10 -1.503 -1.073 0.084
H11 -0.504 2.032 -0.646
H12 -1.335 1.804 0.918
H13 -2.117 1.322 -0.595
C14 -1.155 1.367 -0.076

Atom - Atom Distances (Å)
  H1 O2 C3 N4 H5 N6 H7 H8 H9 C10 H11 H12 H13 C14
H12.39121.98383.18981.68451.00945.11225.01124.35034.39463.42634.10794.75623.7632
O22.39121.22262.28553.10312.28083.48623.53272.25592.75453.83014.17584.30683.6059
C31.98381.22261.37222.06531.39083.15963.14812.44742.42342.64833.05083.30882.4800
N43.18982.28551.37222.56902.33242.09972.10412.06011.44362.09092.12832.07581.4425
H51.68453.10312.06532.56901.00934.65194.35964.31723.95952.19062.63933.61442.5441
N61.00942.28081.39082.33241.00934.32744.27313.82843.66392.44073.17003.75632.7622
H75.11223.48623.15962.09974.65194.32741.77901.78021.09663.55553.47282.43492.7652
H85.01123.53273.14812.10414.35964.27311.77901.78391.09713.80692.91462.81442.7709
H94.35032.25592.44742.06014.31723.82841.78021.78391.08854.11323.89993.59323.3700
C104.39462.75452.42341.44363.95953.66391.09661.09711.08853.34283.00052.56432.4701
H113.42633.83012.64832.09092.19062.44073.55553.80694.11323.34281.78621.76311.0920
H124.10794.17583.05082.12832.63933.17003.47282.91463.89993.00051.78621.77001.1003
H134.75624.30683.30882.07583.61443.75632.43492.81443.59322.56431.76311.77001.0938
C143.76323.60592.48001.44252.54412.76222.76522.77093.37002.47011.09201.10031.0938

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 110.479 H1 N6 H5 113.113
O2 C3 N4 123.375 O2 C3 N6 121.419
C3 N4 C10 118.751 C3 N4 C14 123.529
C3 N6 H5 117.867 N4 C3 N6 115.158
N4 C10 H7 110.760 N4 C10 H8 111.080
N4 C10 H9 108.072 N4 C14 H11 110.408
N4 C14 H12 112.958 N4 C14 H13 109.082
H7 C10 H8 108.379 H7 C10 H9 109.114
H8 C10 H9 109.409 C10 N4 C14 117.707
H11 C14 H12 109.126 H11 C14 H13 107.531
H12 C14 H13 107.554
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.361      
2 O -0.544      
3 C 0.737      
4 N -0.453      
5 H 0.345      
6 N -0.814      
7 H 0.173      
8 H 0.171      
9 H 0.232      
10 C -0.381      
11 H 0.204      
12 H 0.173      
13 H 0.191      
14 C -0.395      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.706 3.227 1.199 3.842
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.964 4.610 2.267
y 4.610 -36.906 1.376
z 2.267 1.376 -36.915
Traceless
 xyz
x 3.946 4.610 2.267
y 4.610 -1.966 1.376
z 2.267 1.376 -1.980
Polar
3z2-r2-3.960
x2-y23.942
xy4.610
xz2.267
yz1.376


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.000 0.000 0.000
y 0.000 0.000 0.000
z 0.000 0.000 0.000


<r2> (average value of r2) Å2
<r2> 164.643
(<r2>)1/2 12.831