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

using model chemistry: BLYP/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 BLYP/6-311G**
 hartrees
Energy at 0K-303.867579
Energy at 298.15K-303.877876
Nuclear repulsion energy241.450357
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 BLYP/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 3570 3556 19.85      
2 A 3498 3484 15.57      
3 A 3457 3443 6.78      
4 A 3031 3019 29.62      
5 A 3018 3006 38.57      
6 A 2959 2948 25.11      
7 A 2933 2921 35.59      
8 A 2909 2897 47.94      
9 A 1719 1712 403.70      
10 A 1582 1576 121.78      
11 A 1490 1484 1.78      
12 A 1471 1465 6.54      
13 A 1461 1456 6.80      
14 A 1418 1412 3.38      
15 A 1382 1376 1.17      
16 A 1359 1354 231.50      
17 A 1327 1322 61.92      
18 A 1266 1261 9.95      
19 A 1149 1145 10.50      
20 A 1125 1121 1.95      
21 A 1084 1079 56.88      
22 A 1021 1017 15.21      
23 A 948 945 1.51      
24 A 864 860 1.76      
25 A 805 802 1.19      
26 A 742 739 47.97      
27 A 588 586 64.31      
28 A 553 551 52.30      
29 A 528 526 84.87      
30 A 487 485 39.42      
31 A 384 382 87.75      
32 A 348 346 1.10      
33 A 268 267 2.17      
34 A 191 190 2.36      
35 A 112 111 6.86      
36 A 63 63 0.06      

Unscaled Zero Point Vibrational Energy (zpe) 25552.4 cm-1
Scaled (by 0.9961) Zero Point Vibrational Energy (zpe) 25452.8 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 BLYP/6-311G**
ABC
0.28037 0.06520 0.05434

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -2.654 -0.213 -0.029
H2 -2.752 -1.062 0.665
H3 -3.474 0.487 0.181
H4 -2.774 -0.590 -1.055
C5 -1.294 0.482 0.142
H6 -1.245 1.342 -0.546
H7 -1.199 0.884 1.167
N8 -0.196 -0.452 -0.169
H9 -0.387 -1.438 -0.005
N10 1.492 1.186 0.032
H11 2.488 1.347 -0.099
H12 0.895 1.851 -0.454
C13 1.164 -0.176 -0.024
O14 2.010 -1.065 0.071

Atom - Atom Distances (Å)
  C1 H2 H3 H4 C5 H6 H7 N8 H9 N10 H11 H12 C13 O14
C11.10061.09861.09911.53652.16112.17972.47302.57704.37645.37334.12703.81824.7420
H21.10061.77601.78282.18633.08472.53962.75632.48684.84445.81694.79914.07354.7986
H31.09861.77601.78252.17992.49532.51053.42713.64295.01736.02964.62024.68975.7003
H41.09911.78281.78252.18452.51583.09692.72912.74214.74745.68774.44734.09194.9376
C51.53652.18632.17992.18451.10331.10521.47432.12872.87643.88702.64982.55043.6491
H62.16113.08472.49532.51581.10331.77462.11212.95972.80243.75972.20152.89574.0957
H72.17972.53962.51053.09691.10521.77462.13932.72562.93733.92602.81942.85163.9118
N82.47302.75633.42712.72911.47432.11212.13931.01782.36123.23162.56401.39572.3026
H92.57702.48683.64292.74212.12872.95972.72561.01783.22804.00323.55831.99952.4267
N104.37644.84445.01734.74742.87642.80242.93732.36123.22801.01661.01731.40282.3107
H115.37335.81696.02965.68773.88703.75973.92603.23164.00321.01661.70832.01912.4647
H124.12704.79914.62024.44732.64982.20152.81942.56403.55831.01731.70832.08993.1662
C133.81824.07354.68974.09192.55042.89572.85161.39571.99951.40282.01912.08991.2307
O144.74204.79865.70034.93763.64914.09573.91182.30262.42672.31072.46473.16621.2307

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 108.788 C1 C5 H7 110.129
C1 C5 N8 110.424 H2 C1 H3 107.719
H2 C1 H4 108.285 H2 C1 C5 110.921
H3 C1 H4 108.404 H3 C1 C5 110.537
H4 C1 C5 110.867 C5 N8 H9 116.128
C5 N8 C13 125.383 H6 C5 H7 106.939
H6 C5 N8 109.201 H7 C5 N8 111.262
N8 C13 N10 115.074 N8 C13 O14 122.373
H9 N8 C13 110.907 N10 C13 O14 122.541
H11 N10 H12 114.260 H11 N10 C13 112.150
H12 N10 C13 118.573
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.317      
2 H 0.111      
3 H 0.112      
4 H 0.116      
5 C -0.074      
6 H 0.097      
7 H 0.115      
8 N -0.381      
9 H 0.213      
10 N -0.425      
11 H 0.214      
12 H 0.200      
13 C 0.376      
14 O -0.356      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.941 2.549 -0.543 3.929
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.824 6.576 -1.786
y 6.576 -35.604 -1.974
z -1.786 -1.974 -38.326
Traceless
 xyz
x -1.859 6.576 -1.786
y 6.576 2.971 -1.974
z -1.786 -1.974 -1.112
Polar
3z2-r2-2.223
x2-y2-3.220
xy6.576
xz-1.786
yz-1.974


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.308 -0.029 0.076
y -0.029 8.297 -0.100
z 0.076 -0.100 5.681


<r2> (average value of r2) Å2
<r2> 207.212
(<r2>)1/2 14.395