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

using model chemistry: HF/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at HF/Def2TZVPP
 hartrees
Energy at 0K-302.181639
Energy at 298.15K-302.192347
HF Energy-302.181639
Nuclear repulsion energy246.569495
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 HF/Def2TZVPP
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A 3945 3576 47.56      
2 A 3864 3502 40.25      
3 A 3825 3467 41.92      
4 A 3238 2935 39.89      
5 A 3228 2926 51.84      
6 A 3171 2875 28.94      
7 A 3166 2869 19.99      
8 A 3150 2855 49.62      
9 A 1920 1740 703.66      
10 A 1775 1609 175.57      
11 A 1658 1503 3.82      
12 A 1625 1473 4.43      
13 A 1611 1460 7.08      
14 A 1606 1456 20.81      
15 A 1546 1402 166.56      
16 A 1542 1397 160.07      
17 A 1491 1351 37.50      
18 A 1415 1283 3.33      
19 A 1297 1176 18.44      
20 A 1267 1148 2.32      
21 A 1217 1103 44.86      
22 A 1150 1042 13.55      
23 A 1055 956 3.52      
24 A 964 874 3.18      
25 A 888 805 6.65      
26 A 871 789 55.34      
27 A 637 577 39.60      
28 A 602 545 14.28      
29 A 554 502 109.53      
30 A 506 458 17.91      
31 A 399 362 176.38      
32 A 387 351 8.47      
33 A 289 262 1.67      
34 A 215 194 4.23      
35 A 106 96 5.29      
36 A 66 60 0.63      

Unscaled Zero Point Vibrational Energy (zpe) 28120.8 cm-1
Scaled (by 0.9064) Zero Point Vibrational Energy (zpe) 25488.7 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 HF/Def2TZVPP
ABC
0.29399 0.06778 0.05641

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/Def2TZVPP

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -2.609 -0.204 -0.004
H2 -2.684 -1.025 0.700
H3 -3.412 0.489 0.208
H4 -2.751 -0.597 -1.003
C5 -1.265 0.494 0.117
H6 -1.241 1.325 -0.577
H7 -1.147 0.904 1.114
N8 -0.193 -0.432 -0.195
H9 -0.390 -1.394 -0.050
N10 1.503 1.142 0.041
H11 2.482 1.265 -0.062
H12 0.956 1.794 -0.466
C13 1.131 -0.174 -0.017
O14 1.935 -1.053 0.079

Atom - Atom Distances (Å)
  C1 H2 H3 H4 C5 H6 H7 N8 H9 N10 H11 H12 C13 O14
C11.08391.08201.08271.51842.13042.14772.43382.51824.32615.29874.11243.73954.6228
H21.08391.75031.75682.15853.03972.50092.71252.44224.76035.70244.74953.97414.6607
H31.08201.75031.75522.14892.45602.47493.37263.57034.96105.95154.60894.59685.5665
H41.08271.75681.75522.15622.48103.05032.68742.66784.71225.63344.44344.02714.8306
C51.51842.15852.14892.15621.08401.08461.45072.08742.84393.83022.63932.49113.5546
H62.13043.03972.45602.48101.08401.74592.08182.89762.81833.75892.24922.86134.0216
H72.14772.50092.47493.05031.08461.74592.09972.68502.86883.83222.77742.76243.7947
N82.43382.71253.37262.68741.45072.08182.09970.99192.32583.17122.51981.36052.2334
H92.51822.44223.57032.66782.08742.89762.68500.99193.16533.91393.48471.94962.3529
N104.32614.76034.96104.71222.84392.81832.86882.32583.16530.99250.99001.36882.2376
H115.29875.70245.95155.63343.83023.75893.83223.17123.91390.99251.66431.97482.3865
H124.11244.74954.60894.44342.63932.24922.77742.51983.48470.99001.66432.02573.0591
C133.73953.97414.59684.02712.49112.86132.76241.36051.94961.36881.97482.02571.1952
O144.62284.66075.56654.83063.55464.02163.79472.23342.35292.23762.38653.05911.1952

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 108.755 C1 C5 H7 110.081
C1 C5 N8 110.092 H2 C1 H3 107.823
H2 C1 H4 108.359 H2 C1 C5 110.986
H3 C1 H4 108.356 H3 C1 C5 110.334
H4 C1 C5 110.880 C5 N8 H9 116.161
C5 N8 C13 124.749 H6 C5 H7 107.244
H6 C5 N8 109.591 H7 C5 N8 111.007
N8 C13 N10 116.900 N8 C13 O14 121.695
H9 N8 C13 110.977 N10 C13 O14 121.404
H11 N10 H12 114.176 H11 N10 C13 112.534
H12 N10 C13 117.460
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.196      
2 H 0.059      
3 H 0.061      
4 H 0.069      
5 C 0.062      
6 H 0.037      
7 H 0.067      
8 N -0.334      
9 H 0.184      
10 N -0.409      
11 H 0.201      
12 H 0.173      
13 C 0.556      
14 O -0.530      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -3.443 3.034 -0.521 4.619
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -39.306 7.512 -1.465
y 7.512 -35.437 -1.608
z -1.465 -1.608 -38.136
Traceless
 xyz
x -2.520 7.512 -1.465
y 7.512 3.284 -1.608
z -1.465 -1.608 -0.764
Polar
3z2-r2-1.528
x2-y2-3.869
xy7.512
xz-1.465
yz-1.608


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.132 -0.192 0.056
y -0.192 7.670 -0.030
z 0.056 -0.030 5.882


<r2> (average value of r2) Å2
<r2> 200.353
(<r2>)1/2 14.155