return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: B97D3/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B97D3/cc-pVTZ
 hartrees
Energy at 0K-303.814773
Energy at 298.15K-303.824905
HF Energy-303.814773
Nuclear repulsion energy253.002305
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 B97D3/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 3618 3567 21.32      
2 A 3506 3457 10.39      
3 A 3108 3065 2.24      
4 A 3063 3020 14.92      
5 A 3019 2976 27.60      
6 A 2996 2954 53.52      
7 A 2949 2908 83.85      
8 A 2920 2879 79.68      
9 A 1713 1689 367.44      
10 A 1597 1575 110.48      
11 A 1507 1486 51.03      
12 A 1480 1459 10.26      
13 A 1470 1450 7.21      
14 A 1469 1448 13.95      
15 A 1445 1424 43.47      
16 A 1400 1380 11.15      
17 A 1383 1364 164.00      
18 A 1256 1238 38.10      
19 A 1241 1224 38.13      
20 A 1146 1130 2.50      
21 A 1106 1090 3.06      
22 A 1075 1060 67.23      
23 A 1057 1042 15.78      
24 A 996 982 31.23      
25 A 753 743 25.71      
26 A 746 736 17.33      
27 A 589 581 45.79      
28 A 563 555 134.26      
29 A 505 498 7.45      
30 A 429 423 25.69      
31 A 383 378 10.86      
32 A 305 301 9.13      
33 A 185 183 3.17      
34 A 147 145 1.56      
35 A 118 117 4.15      
36 A 88 87 1.70      

Unscaled Zero Point Vibrational Energy (zpe) 25663.7 cm-1
Scaled (by 0.986) Zero Point Vibrational Energy (zpe) 25304.4 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 B97D3/cc-pVTZ
ABC
0.16830 0.11691 0.07118

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/cc-pVTZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 2.540 0.671 0.180
O2 1.245 -1.342 -0.062
C3 0.764 -0.214 -0.018
N4 -0.592 0.038 -0.046
H5 1.270 1.722 0.533
N6 1.580 0.925 -0.004
H7 -2.225 -1.082 -0.758
H8 -2.091 -1.006 1.016
H9 -0.945 -2.001 0.076
C10 -1.518 -1.075 0.081
H11 -1.274 1.799 0.951
H12 -2.149 1.336 -0.518
H13 -0.540 2.047 -0.660
C14 -1.157 1.374 -0.059

Atom - Atom Distances (Å)
  H1 O2 C3 N4 H5 N6 H7 H8 H9 C10 H11 H12 H13 C14
H12.40641.99403.20361.68621.00995.16384.99624.39284.41944.05194.78783.47643.7714
O22.40641.22742.29763.12162.29243.54893.52192.29092.77974.15244.34753.87663.6263
C31.99401.22741.37982.07491.40063.20003.13872.47472.44183.02453.33782.68752.4932
N43.20362.29761.37982.57612.34672.10452.11302.07251.45342.13592.08182.10141.4512
H51.68623.12162.07492.57611.01004.66274.35584.35573.97492.57923.59752.19112.5219
N61.00992.29241.40062.34671.01004.36774.27183.86543.68883.13453.78732.48682.7747
H75.16383.54893.20002.10454.66274.36771.78111.78341.09723.48242.43053.55492.7681
H84.99623.52193.13872.11304.35584.27181.78111.78491.09902.92302.80083.81272.7742
H94.39282.29092.47472.07254.35573.86541.78341.78491.08893.91343.59674.13383.3845
C104.41942.77972.44181.45343.97493.68881.09721.09901.08893.01322.56313.35432.4798
H114.05194.15243.02452.13592.57923.13453.48242.92303.91343.01321.77221.78761.1021
H124.78784.34753.33782.08183.59753.78732.43052.80083.59672.56311.77221.76511.0941
H133.47643.87662.68752.10142.19112.48683.55493.81274.13383.35431.78761.76511.0928
C143.77143.62632.49321.45122.52192.77472.76812.77423.38452.47981.10211.09411.0928

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 110.248 H1 N6 H5 112.567
O2 C3 N4 123.283 O2 C3 N6 121.078
C3 N4 C10 119.010 C3 N4 C14 123.880
C3 N6 H5 117.228 N4 C3 N6 115.633
N4 C10 H7 110.594 N4 C10 H8 110.875
N4 C10 H9 108.378 N4 C14 H11 112.685
N4 C14 H12 109.044 N4 C14 H13 110.546
H7 C10 H8 108.319 H7 C10 H9 109.203
H8 C10 H9 109.450 C10 N4 C14 117.058
H11 C14 H12 107.581 H11 C14 H13 109.158
H12 C14 H13 107.661
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.146      
2 O -0.370      
3 C 0.216      
4 N -0.030      
5 H 0.135      
6 N -0.243      
7 H 0.076      
8 H 0.072      
9 H 0.117      
10 C -0.184      
11 H 0.069      
12 H 0.085      
13 H 0.089      
14 C -0.179      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.782 3.214 1.024 3.815
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.028 4.651 1.994
y 4.651 -37.727 1.203
z 1.994 1.203 -37.451
Traceless
 xyz
x 3.561 4.651 1.994
y 4.651 -1.987 1.203
z 1.994 1.203 -1.574
Polar
3z2-r2-3.147
x2-y23.699
xy4.651
xz1.994
yz1.203


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.146 0.020 -0.025
y 0.020 9.328 0.171
z -0.025 0.171 6.223


<r2> (average value of r2) Å2
<r2> 166.665
(<r2>)1/2 12.910