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

using model chemistry: TPSSh/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 TPSSh/6-31G*
 hartrees
Energy at 0K-303.892102
Energy at 298.15K-303.902502
HF Energy-303.892102
Nuclear repulsion energy243.238620
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 TPSSh/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 3659 3511 21.55      
2 A 3584 3439 18.80      
3 A 3542 3398 10.71      
4 A 3140 3013 29.19      
5 A 3126 2999 38.69      
6 A 3056 2932 24.55      
7 A 3043 2920 38.22      
8 A 3016 2893 43.85      
9 A 1811 1737 418.70      
10 A 1662 1594 132.88      
11 A 1563 1500 2.34      
12 A 1543 1480 5.61      
13 A 1536 1474 5.74      
14 A 1470 1410 10.10      
15 A 1448 1389 3.24      
16 A 1436 1377 263.39      
17 A 1372 1316 36.08      
18 A 1313 1260 6.16      
19 A 1202 1153 16.45      
20 A 1173 1125 1.82      
21 A 1136 1090 40.57      
22 A 1069 1026 13.33      
23 A 991 951 1.70      
24 A 900 863 1.01      
25 A 822 788 0.76      
26 A 767 736 79.66      
27 A 613 588 40.61      
28 A 591 567 178.86      
29 A 544 522 22.26      
30 A 495 475 46.13      
31 A 403 386 82.88      
32 A 352 338 0.37      
33 A 271 260 2.60      
34 A 191 183 2.32      
35 A 119 114 8.09      
36 A 55 53 0.14      

Unscaled Zero Point Vibrational Energy (zpe) 26506.0 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 25429.8 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 TPSSh/6-31G*
ABC
0.28265 0.06656 0.05540

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -2.630 -0.222 0.001
H2 -2.704 -1.029 0.739
H3 -3.448 0.481 0.188
H4 -2.766 -0.652 -0.998
C5 -1.281 0.489 0.105
H6 -1.257 1.309 -0.627
H7 -1.166 0.938 1.102
N8 -0.194 -0.446 -0.177
H9 -0.393 -1.431 -0.050
N10 1.470 1.177 0.040
H11 2.462 1.355 -0.052
H12 0.873 1.853 -0.422
C13 1.155 -0.176 -0.024
O14 1.999 -1.060 0.074

Atom - Atom Distances (Å)
  C1 H2 H3 H4 C5 H6 H7 N8 H9 N10 H11 H12 C13 O14
C11.09631.09441.09521.52882.15042.16852.45312.54284.33235.33064.09343.78554.7051
H21.09631.77111.77802.17533.07022.52342.73502.47424.77235.74374.73784.02504.7498
H31.09441.77111.77592.16862.47992.49983.40303.61104.96885.97844.57434.65425.6618
H41.09521.77801.77592.17312.50233.08152.70762.67064.72915.67884.45504.06794.9012
C51.52882.17532.16862.17311.09911.09991.46112.12052.83603.84432.60322.52813.6273
H62.15043.07022.47992.50231.09911.76992.10052.93002.80993.76272.20762.89574.0872
H72.16852.52342.49983.08151.09991.76992.12122.74572.85193.82962.70512.81053.8821
N82.45312.73503.40302.70761.46112.10052.12121.01292.33453.21092.54601.38402.2911
H92.54282.47423.61102.67062.12052.93002.74571.01293.20673.98913.53901.99342.4245
N104.33234.77234.96884.72912.83602.80992.85192.33453.20671.01171.01291.39092.2993
H115.33065.74375.97845.67883.84433.76273.82963.21093.98911.01171.70532.01292.4622
H124.09344.73784.57434.45502.60322.20762.70512.54603.53901.01291.70532.08643.1620
C133.78554.02504.65424.06792.52812.89572.81051.38401.99341.39092.01292.08641.2263
O144.70514.74985.66184.90123.62734.08723.88212.29112.42452.29932.46223.16201.2263

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 108.726 C1 C5 H7 110.097
C1 C5 N8 110.240 H2 C1 H3 107.891
H2 C1 H4 108.452 H2 C1 C5 110.845
H3 C1 H4 108.396 H3 C1 C5 110.430
H4 C1 C5 110.733 C5 N8 H9 116.818
C5 N8 C13 125.365 H6 C5 H7 107.195
H6 C5 N8 109.446 H7 C5 N8 111.057
N8 C13 N10 114.549 N8 C13 O14 122.621
H9 N8 C13 111.594 N10 C13 O14 122.813
H11 N10 H12 114.758 H11 N10 C13 112.866
H12 N10 C13 119.623
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.511      
2 H 0.169      
3 H 0.174      
4 H 0.178      
5 C -0.140      
6 H 0.155      
7 H 0.175      
8 N -0.626      
9 H 0.344      
10 N -0.779      
11 H 0.350      
12 H 0.333      
13 C 0.709      
14 O -0.531      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.987 2.531 -0.641 3.967
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.136 -0.164 0.156
y -0.164 7.506 -0.125
z 0.156 -0.125 4.932


<r2> (average value of r2) Å2
<r2> 203.188
(<r2>)1/2 14.254