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

using model chemistry: PBEPBE/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 PBEPBE/cc-pVTZ
 hartrees
Energy at 0K-303.638592
Energy at 298.15K-303.648787
Nuclear repulsion energy243.099856
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 PBEPBE/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 3603 3578 29.12      
2 A 3537 3513 23.77      
3 A 3484 3460 9.09      
4 A 3055 3034 19.37      
5 A 3039 3018 25.88      
6 A 2972 2952 19.63      
7 A 2935 2915 31.60      
8 A 2915 2895 42.88      
9 A 1732 1720 436.22      
10 A 1565 1554 139.18      
11 A 1476 1466 2.22      
12 A 1452 1442 5.32      
13 A 1443 1433 7.41      
14 A 1402 1392 14.10      
15 A 1388 1378 230.34      
16 A 1362 1353 22.44      
17 A 1312 1303 20.91      
18 A 1257 1248 3.57      
19 A 1164 1156 16.27      
20 A 1125 1117 0.71      
21 A 1090 1082 25.20      
22 A 1035 1028 16.43      
23 A 966 960 1.58      
24 A 871 865 2.31      
25 A 797 792 1.51      
26 A 740 734 29.85      
27 A 572 568 48.28      
28 A 537 533 16.90      
29 A 511 508 109.89      
30 A 470 467 24.34      
31 A 372 369 100.26      
32 A 349 347 0.35      
33 A 261 259 2.43      
34 A 188 186 3.41      
35 A 103 103 5.51      
36 A 49 49 0.26      

Unscaled Zero Point Vibrational Energy (zpe) 25563.8 cm-1
Scaled (by 0.9931) Zero Point Vibrational Energy (zpe) 25387.4 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 PBEPBE/cc-pVTZ
ABC
0.28377 0.06639 0.05514

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -2.628 -0.223 -0.001
H2 -2.707 -1.003 0.770
H3 -3.450 0.486 0.154
H4 -2.762 -0.696 -0.984
C5 -1.283 0.488 0.082
H6 -1.251 1.282 -0.686
H7 -1.180 0.987 1.063
N8 -0.194 -0.453 -0.143
H9 -0.395 -1.439 -0.011
N10 1.471 1.179 0.052
H11 2.458 1.354 -0.101
H12 0.847 1.851 -0.384
C13 1.154 -0.174 -0.018
O14 2.005 -1.057 0.055

Atom - Atom Distances (Å)
  C1 H2 H3 H4 C5 H6 H7 N8 H9 N10 H11 H12 C13 O14
C11.09981.09741.09881.52352.15132.16652.44862.54234.33225.32574.06503.78194.7078
H21.09981.77461.78182.17393.07582.52592.73012.47944.76845.74454.70264.02724.7671
H31.09741.77461.77942.16852.48502.49663.40223.61514.97105.97754.54134.65465.6708
H41.09881.78181.77942.17412.50633.08642.71352.66534.74415.67734.45794.06704.8926
C51.52352.17392.16852.17411.10491.10501.45682.12392.83953.84452.57172.52743.6337
H62.15133.07582.48502.50631.10491.77502.10272.93092.82213.75582.19522.88974.0774
H72.16652.52592.49663.08641.10501.77502.12072.76632.84353.83722.63622.82173.9168
N82.44862.73013.40222.71351.45682.10272.12071.01502.33933.20932.53961.38192.2894
H92.54232.47943.61512.66532.12392.93092.76631.01503.21543.99353.53631.99952.4311
N104.33224.76844.97104.74412.83952.82212.84352.33933.21541.01421.01501.39172.2998
H115.32575.74455.97755.67733.84453.75583.83723.20933.99351.01421.70932.01092.4588
H124.06504.70264.54134.45792.57172.19522.63622.53963.53631.01501.70932.08083.1613
C133.78194.02724.65464.06702.52742.88972.82171.38191.99951.39172.01092.08081.2291
O144.70784.76715.67084.89263.63374.07743.91682.28942.43112.29982.45883.16131.2291

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 108.823 C1 C5 H7 110.003
C1 C5 N8 110.471 H2 C1 H3 107.734
H2 C1 H4 108.274 H2 C1 C5 110.897
H3 C1 H4 108.235 H3 C1 C5 110.614
H4 C1 C5 110.972 C5 N8 H9 117.350
C5 N8 C13 125.807 H6 C5 H7 106.876
H6 C5 N8 109.568 H7 C5 N8 111.008
N8 C13 N10 115.004 N8 C13 O14 122.414
H9 N8 C13 112.161 N10 C13 O14 122.565
H11 N10 H12 114.787 H11 N10 C13 112.457
H12 N10 C13 118.837
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.305      
2 H 0.099      
3 H 0.101      
4 H 0.105      
5 C -0.059      
6 H 0.065      
7 H 0.083      
8 N -0.121      
9 H 0.130      
10 N -0.223      
11 H 0.149      
12 H 0.135      
13 C 0.177      
14 O -0.335      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -3.153 2.606 -0.561 4.128
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.833 6.782 -1.502
y 6.782 -35.372 -1.759
z -1.502 -1.759 -38.257
Traceless
 xyz
x -2.019 6.782 -1.502
y 6.782 3.173 -1.759
z -1.502 -1.759 -1.154
Polar
3z2-r2-2.308
x2-y2-3.461
xy6.782
xz-1.502
yz-1.759


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.906 -0.045 0.055
y -0.045 8.806 -0.063
z 0.055 -0.063 6.230


<r2> (average value of r2) Å2
<r2> 204.297
(<r2>)1/2 14.293