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All results from a given calculation for NH2CONHC2H5 (Urea, ethyl-)

using model chemistry: wB97X-D/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at wB97X-D/3-21G*
 hartrees
Energy at 0K-302.128638
Energy at 298.15K-302.139051
HF Energy-302.128638
Nuclear repulsion energy243.340293
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 wB97X-D/3-21G*
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 3762 3565 41.47      
2 A 3661 3469 35.06      
3 A 3636 3446 34.24      
4 A 3178 3012 16.38      
5 A 3169 3003 22.40      
6 A 3092 2931 12.21      
7 A 3064 2904 38.31      
8 A 3034 2876 33.78      
9 A 1808 1714 399.97      
10 A 1694 1606 138.01      
11 A 1595 1511 6.77      
12 A 1574 1492 9.48      
13 A 1568 1487 9.75      
14 A 1499 1421 12.72      
15 A 1471 1395 8.68      
16 A 1450 1375 343.07      
17 A 1403 1330 31.42      
18 A 1349 1279 0.82      
19 A 1232 1167 19.21      
20 A 1204 1141 3.28      
21 A 1136 1076 11.68      
22 A 1080 1024 14.63      
23 A 1004 952 0.62      
24 A 923 875 4.79      
25 A 881 835 0.34      
26 A 822 779 137.39      
27 A 582 552 7.94      
28 A 573 543 186.50      
29 A 553 524 13.21      
30 A 501 475 2.86      
31 A 378 358 0.01      
32 A 371 352 201.50      
33 A 275 261 0.09      
34 A 210 199 5.00      
35 A 90 86 0.53      
36 A 39 37 5.59      

Unscaled Zero Point Vibrational Energy (zpe) 26929.6 cm-1
Scaled (by 0.9478) Zero Point Vibrational Energy (zpe) 25523.9 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 wB97X-D/3-21G*
ABC
0.28552 0.06656 0.05510

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/3-21G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -2.628 -0.221 -0.003
H2 -2.706 -1.036 0.725
H3 -3.443 0.483 0.187
H4 -2.749 -0.636 -1.008
C5 -1.271 0.479 0.119
H6 -1.244 1.309 -0.599
H7 -1.156 0.911 1.122
N8 -0.191 -0.468 -0.179
H9 -0.399 -1.455 -0.076
N10 1.437 1.188 0.019
H11 2.425 1.422 0.017
H12 0.825 1.853 -0.442
C13 1.154 -0.176 -0.021
O14 2.024 -1.048 0.077

Atom - Atom Distances (Å)
  C1 H2 H3 H4 C5 H6 H7 N8 H9 N10 H11 H12 C13 O14
C11.09551.09391.09381.53162.14742.17162.45612.54864.30265.31304.05213.78244.7251
H21.09551.77211.77892.17303.06412.52062.73262.47744.75535.73294.70954.02444.7738
H31.09391.77211.77812.17292.47712.50803.40843.61824.93395.94484.52694.64895.6780
H41.09381.77891.77812.16712.49283.07722.69472.65764.68065.66144.39194.05224.9119
C51.53162.17302.17292.16711.09731.09861.46742.13082.80163.81562.56862.51633.6316
H62.14743.06412.47712.49281.09731.76872.10782.93742.75423.72172.14542.87934.0849
H72.17162.52062.50803.07721.09861.76872.12732.75802.83133.78162.69432.79713.8775
N82.45612.73263.40842.69471.46742.10782.12731.01462.33073.23242.54691.38502.3031
H92.54862.47743.61822.65762.13082.93742.75801.01463.22044.03253.54652.01302.4618
N104.30264.75534.93394.68062.80162.75422.83132.33073.22041.01471.01431.39432.3122
H115.31305.73295.94485.66143.81563.72173.78163.23244.03251.01471.71892.04192.5022
H124.05214.70954.52694.39192.56862.14542.69432.54693.54651.01431.71892.09833.1807
C133.78244.02444.64894.05222.51632.87932.79711.38502.01301.39432.04192.09831.2348
O144.72514.77385.67804.91193.63164.08493.87752.30312.46182.31222.50223.18071.2348

picture of Urea, ethyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C5 H6 108.407 C1 C5 H7 110.218
C1 C5 N8 109.949 H2 C1 H3 108.076
H2 C1 H4 108.695 H2 C1 C5 110.519
H3 C1 H4 108.736 H3 C1 C5 110.606
H4 C1 C5 110.146 C5 N8 H9 117.127
C5 N8 C13 123.785 H6 C5 H7 107.305
H6 C5 N8 109.696 H7 C5 N8 111.187
N8 C13 N10 113.980 N8 C13 O14 122.977
H9 N8 C13 113.142 N10 C13 O14 123.042
H11 N10 H12 115.817 H11 N10 C13 114.994
H12 N10 C13 120.363
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.635      
2 H 0.224      
3 H 0.222      
4 H 0.224      
5 C -0.230      
6 H 0.215      
7 H 0.215      
8 N -0.753      
9 H 0.342      
10 N -0.833      
11 H 0.341      
12 H 0.329      
13 C 0.899      
14 O -0.560      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -3.402 2.959 0.001 4.509
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.322 7.359 0.001
y 7.359 -33.003 0.001
z 0.001 0.001 -37.659
Traceless
 xyz
x -2.991 7.359 0.001
y 7.359 4.988 0.001
z 0.001 0.001 -1.997
Polar
3z2-r2-3.994
x2-y2-5.319
xy7.359
xz0.001
yz0.001


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.951 -0.248 -0.001
y -0.248 6.637 0.000
z -0.001 0.000 3.973


<r2> (average value of r2) Å2
<r2> 203.240
(<r2>)1/2 14.256