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

using model chemistry: B1B95/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B1B95/6-311G**
 hartrees
Energy at 0K-303.839329
Energy at 298.15K-303.849693
Nuclear repulsion energy245.172316
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 B1B95/6-311G**
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 3725 3576 33.50      
2 A 3655 3510 30.26      
3 A 3606 3462 19.60      
4 A 3142 3017 22.75      
5 A 3127 3002 30.64      
6 A 3053 2931 19.93      
7 A 3035 2914 30.63      
8 A 3003 2883 45.95      
9 A 1827 1755 519.57      
10 A 1622 1558 176.98      
11 A 1530 1469 2.75      
12 A 1502 1442 3.46      
13 A 1488 1429 8.50      
14 A 1462 1403 75.68      
15 A 1447 1389 202.82      
16 A 1409 1353 23.87      
17 A 1358 1304 18.52      
18 A 1304 1252 0.71      
19 A 1210 1162 20.09      
20 A 1165 1119 1.13      
21 A 1127 1082 20.99      
22 A 1073 1030 16.47      
23 A 1004 963 2.02      
24 A 903 867 2.63      
25 A 824 791 0.46      
26 A 784 753 49.45      
27 A 590 566 46.96      
28 A 557 534 17.77      
29 A 535 513 123.00      
30 A 477 458 27.02      
31 A 374 359 116.06      
32 A 356 342 4.93      
33 A 269 258 3.24      
34 A 195 188 3.33      
35 A 105 101 6.70      
36 A 58 56 0.97      

Unscaled Zero Point Vibrational Energy (zpe) 26449.6 cm-1
Scaled (by 0.9601) Zero Point Vibrational Energy (zpe) 25394.3 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 B1B95/6-311G**
ABC
0.28707 0.06773 0.05624

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-311G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -2.602 -0.226 0.044
H2 -2.644 -0.958 0.854
H3 -3.420 0.480 0.188
H4 -2.766 -0.748 -0.900
C5 -1.268 0.493 0.038
H6 -1.273 1.244 -0.762
H7 -1.125 1.031 0.982
N8 -0.190 -0.450 -0.181
H9 -0.397 -1.430 -0.084
N10 1.449 1.168 0.067
H11 2.434 1.350 -0.022
H12 0.850 1.834 -0.392
C13 1.144 -0.176 -0.019
O14 1.986 -1.047 0.069

Atom - Atom Distances (Å)
  C1 H2 H3 H4 C5 H6 H7 N8 H9 N10 H11 H12 C13 O14
C11.09191.08981.09131.51572.13942.15472.43302.51614.28445.27784.04383.74724.6614
H21.09191.76411.77032.15953.05552.50582.71092.48024.67855.64634.64253.96504.6970
H31.08981.76411.76652.15732.46872.49043.38123.58644.91875.92234.51704.61565.6189
H41.09131.77031.76652.15952.49313.06602.69092.59694.72985.67584.47204.04854.8589
C51.51572.15952.15732.15951.09701.09621.44862.11482.79963.80072.54342.50383.6003
H62.13943.05552.46872.49311.09701.76322.09302.89482.84673.78232.23452.90054.0698
H72.15472.50582.49043.06601.09621.76322.10182.77892.73483.71162.53642.75803.8508
N82.43302.71093.38122.69091.44862.09302.10181.00652.31633.18622.51831.37152.2705
H92.51612.48023.58642.59692.11482.89482.77891.00653.19073.96843.50761.98762.4184
N104.28444.67854.91874.72982.79962.84672.73482.31633.19071.00601.00641.38122.2793
H115.27785.64635.92235.67583.80073.78233.71163.18623.96841.00601.69741.99852.4401
H124.04384.64254.51704.47202.54342.23452.53642.51833.50761.00641.69742.06543.1308
C133.74723.96504.61564.04852.50382.90052.75801.37151.98761.38121.99852.06541.2145
O144.66144.69705.61894.85893.60034.06983.85082.27052.41842.27932.44013.13081.2145

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 108.881 C1 C5 H7 110.130
C1 C5 N8 110.300 H2 C1 H3 107.916
H2 C1 H4 108.355 H2 C1 C5 110.771
H3 C1 H4 108.173 H3 C1 C5 110.718
H4 C1 C5 110.803 C5 N8 H9 117.813
C5 N8 C13 125.188 H6 C5 H7 107.018
H6 C5 N8 109.836 H7 C5 N8 110.605
N8 C13 N10 114.595 N8 C13 O14 122.687
H9 N8 C13 112.500 N10 C13 O14 122.701
H11 N10 H12 115.016 H11 N10 C13 112.739
H12 N10 C13 118.943
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.383      
2 H 0.135      
3 H 0.134      
4 H 0.138      
5 C -0.123      
6 H 0.124      
7 H 0.143      
8 N -0.441      
9 H 0.242      
10 N -0.482      
11 H 0.235      
12 H 0.218      
13 C 0.461      
14 O -0.400      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -3.128 2.650 -0.614 4.145
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.268 6.877 -1.439
y 6.877 -34.785 -1.625
z -1.439 -1.625 -37.850
Traceless
 xyz
x -1.950 6.877 -1.439
y 6.877 3.274 -1.625
z -1.439 -1.625 -1.324
Polar
3z2-r2-2.648
x2-y2-3.483
xy6.877
xz-1.439
yz-1.625


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.481 -0.123 0.142
y -0.123 7.782 -0.067
z 0.142 -0.067 5.458


<r2> (average value of r2) Å2
<r2> 200.593
(<r2>)1/2 14.163