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

using model chemistry: B1B95/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B1B95/6-31G**
 hartrees
Energy at 0K-303.765546
Energy at 298.15K-303.775927
Nuclear repulsion energy244.801725
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 B1B95/6-31G**
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 3744 3575 33.43      
2 A 3670 3504 32.06      
3 A 3616 3452 20.70      
4 A 3165 3022 18.99      
5 A 3150 3008 26.03      
6 A 3070 2931 17.79      
7 A 3052 2914 31.67      
8 A 3014 2878 44.77      
9 A 1847 1764 467.50      
10 A 1636 1562 176.33      
11 A 1539 1469 2.76      
12 A 1512 1444 3.42      
13 A 1500 1432 7.21      
14 A 1465 1399 220.32      
15 A 1454 1389 56.98      
16 A 1419 1355 16.10      
17 A 1357 1295 17.77      
18 A 1301 1242 0.90      
19 A 1216 1161 20.77      
20 A 1170 1117 1.37      
21 A 1134 1083 18.49      
22 A 1077 1028 14.03      
23 A 1007 961 1.76      
24 A 907 866 2.27      
25 A 822 785 0.64      
26 A 777 742 63.75      
27 A 596 569 55.02      
28 A 560 534 73.39      
29 A 548 523 74.01      
30 A 490 467 31.65      
31 A 389 372 119.98      
32 A 360 344 0.42      
33 A 270 258 3.25      
34 A 195 187 2.81      
35 A 112 107 7.03      
36 A 52 49 0.56      

Unscaled Zero Point Vibrational Energy (zpe) 26595.3 cm-1
Scaled (by 0.9548) Zero Point Vibrational Energy (zpe) 25393.2 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 B1B95/6-31G**
ABC
0.28563 0.06758 0.05613

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -2.605 -0.226 0.047
H2 -2.646 -0.969 0.847
H3 -3.421 0.481 0.205
H4 -2.775 -0.734 -0.905
C5 -1.269 0.493 0.044
H6 -1.280 1.258 -0.744
H7 -1.119 1.018 0.996
N8 -0.192 -0.446 -0.198
H9 -0.394 -1.428 -0.089
N10 1.453 1.170 0.068
H11 2.443 1.339 -0.013
H12 0.870 1.835 -0.414
C13 1.143 -0.174 -0.021
O14 1.985 -1.053 0.076

Atom - Atom Distances (Å)
  C1 H2 H3 H4 C5 H6 H7 N8 H9 N10 H11 H12 C13 O14
C11.09321.09101.09251.51742.14092.15792.43602.52054.29175.28544.06603.74914.6641
H21.09321.76561.77212.16333.05942.51102.71842.48144.68905.65384.67053.96754.6955
H31.09101.76561.76842.15862.46792.49243.38413.59084.92465.93034.54154.61645.6209
H41.09251.77211.76842.16242.49633.07052.69402.61084.73845.68544.48644.05554.8705
C51.51742.16332.15862.16241.09871.09781.44902.11412.80493.80712.56572.50283.6018
H62.14093.05942.46792.49631.09871.76412.09422.90262.85243.79452.24972.90574.0825
H72.15792.51102.49243.07051.09781.76412.10522.77242.73903.71622.57112.75223.8435
N82.43602.71843.38412.69401.44902.09422.10521.00792.32113.18782.52501.37342.2759
H92.52052.48143.59082.61082.11412.90262.77241.00793.19103.96343.51361.98432.4139
N104.29174.68904.92464.73842.80492.85242.73902.32113.19101.00721.00771.38222.2849
H115.28545.65385.93035.68543.80713.79453.71623.18783.96341.00721.69741.99512.4367
H124.06604.67054.54154.48642.56572.24972.57112.52503.51361.00771.69742.06543.1337
C133.74913.96754.61644.05552.50282.90572.75221.37341.98431.38221.99512.06541.2204
O144.66414.69555.62094.87053.60184.08253.84352.27592.41392.28492.43673.13371.2204

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 108.792 C1 C5 H7 110.169
C1 C5 N8 110.388 H2 C1 H3 107.866
H2 C1 H4 108.344 H2 C1 C5 110.875
H3 C1 H4 108.169 H3 C1 C5 110.630
H4 C1 C5 110.848 C5 N8 H9 117.612
C5 N8 C13 124.916 H6 C5 H7 106.859
H6 C5 N8 109.807 H7 C5 N8 110.742
N8 C13 N10 114.770 N8 C13 O14 122.556
H9 N8 C13 111.955 N10 C13 O14 122.661
H11 N10 H12 114.794 H11 N10 C13 112.279
H12 N10 C13 118.753
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.400      
2 H 0.136      
3 H 0.137      
4 H 0.140      
5 C -0.068      
6 H 0.119      
7 H 0.138      
8 N -0.559      
9 H 0.284      
10 N -0.647      
11 H 0.290      
12 H 0.270      
13 C 0.688      
14 O -0.529      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -3.067 2.584 -0.644 4.062
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.532 6.888 -1.548
y 6.888 -34.303 -1.707
z -1.548 -1.707 -37.489
Traceless
 xyz
x -1.636 6.888 -1.548
y 6.888 3.207 -1.707
z -1.548 -1.707 -1.571
Polar
3z2-r2-3.143
x2-y2-3.229
xy6.888
xz-1.548
yz-1.707


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.012 -0.171 0.191
y -0.171 7.437 -0.105
z 0.191 -0.105 4.927


<r2> (average value of r2) Å2
<r2> 200.700
(<r2>)1/2 14.167