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

using model chemistry: B3LYP/LANL2DZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3LYP/LANL2DZ
 hartrees
Energy at 0K-303.849852
Energy at 298.15K-303.860179
Nuclear repulsion energy241.058580
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 B3LYP/LANL2DZ
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 3785 3638 36.30      
2 A 3658 3516 32.25      
3 A 3636 3495 38.38      
4 A 3148 3025 37.94      
5 A 3138 3016 49.29      
6 A 3048 2929 25.32      
7 A 3044 2926 45.23      
8 A 3006 2890 56.61      
9 A 1699 1633 451.24      
10 A 1642 1578 207.97      
11 A 1552 1492 7.15      
12 A 1527 1468 16.48      
13 A 1519 1460 11.96      
14 A 1472 1415 110.82      
15 A 1449 1393 63.30      
16 A 1438 1383 209.12      
17 A 1382 1328 14.04      
18 A 1308 1257 0.14      
19 A 1208 1161 20.32      
20 A 1183 1137 3.08      
21 A 1114 1071 9.82      
22 A 1065 1024 14.08      
23 A 1002 963 0.28      
24 A 898 863 3.88      
25 A 843 811 2.47      
26 A 755 725 87.98      
27 A 558 536 8.17      
28 A 556 534 197.89      
29 A 530 509 16.65      
30 A 495 476 1.90      
31 A 402 387 225.62      
32 A 360 346 0.02      
33 A 261 251 0.02      
34 A 196 188 6.08      
35 A 104 100 1.37      
36 A 60 57 0.85      

Unscaled Zero Point Vibrational Energy (zpe) 26519.4 cm-1
Scaled (by 0.9612) Zero Point Vibrational Energy (zpe) 25490.4 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 B3LYP/LANL2DZ
ABC
0.28077 0.06501 0.05386

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/LANL2DZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 2.653 -0.234 0.000
H2 2.756 -0.867 -0.890
H3 3.479 0.488 0.000
H4 2.756 -0.866 0.891
C5 1.302 0.500 -0.000
H6 1.245 1.150 0.888
H7 1.246 1.149 -0.890
N8 0.196 -0.464 -0.000
H9 0.406 -1.454 -0.001
N10 -1.490 1.181 0.000
H11 -2.474 1.402 0.000
H12 -0.814 1.930 0.000
C13 -1.158 -0.168 -0.000
O14 -2.041 -1.069 0.000

Atom - Atom Distances (Å)
  C1 H2 H3 H4 C5 H6 H7 N8 H9 N10 H11 H12 C13 O14
C11.09751.09611.09751.53742.16462.16462.46852.55784.37805.38254.08733.81194.7681
H21.09751.77481.78132.18493.08422.51902.74042.58074.79745.77074.62214.07444.8831
H31.09611.77481.77482.17642.49342.49333.41813.63525.01666.02314.52884.68275.7349
H41.09751.78131.77482.18492.51893.08422.74042.58134.79675.76994.62124.07404.8828
C51.53742.18492.17642.18491.10221.10221.46762.15022.87403.88312.55442.54943.6932
H62.16463.08422.49342.51891.10221.77822.11972.87642.87543.83222.37432.88064.0628
H72.16462.51902.49333.08421.10221.77822.11972.87592.87663.83342.37602.88124.0632
N82.46852.74043.41812.74041.46762.11972.11971.01252.35513.25752.59811.38562.3170
H92.55782.58073.63522.58132.15022.87642.87591.01253.24624.05643.59752.02482.4768
N104.37804.79745.01664.79672.87402.87542.87662.35513.24621.00931.00861.38912.3166
H115.38255.77076.02315.76993.88313.83223.83343.25754.05641.00931.74232.04892.5087
H124.08734.62214.52884.62122.55442.37432.37602.59813.59751.00861.74232.12583.2401
C133.81194.07444.68274.07402.54942.88062.88121.38562.02481.38912.04892.12581.2616
O144.76814.88315.73494.88283.69324.06284.06322.31702.47682.31662.50873.24011.2616

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 109.062 C1 C5 H7 109.064
C1 C5 N8 110.441 H2 C1 H3 108.014
H2 C1 H4 108.491 H2 C1 C5 110.935
H3 C1 H4 108.018 H3 C1 C5 110.344
H4 C1 C5 110.934 C5 N8 H9 119.082
C5 N8 C13 126.614 H6 C5 H7 107.536
H6 C5 N8 110.334 H7 C5 N8 110.338
N8 C13 N10 116.153 N8 C13 O14 122.086
H9 N8 C13 114.304 N10 C13 O14 121.761
H11 N10 H12 119.409 H11 N10 C13 116.462
H12 N10 C13 124.130
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/LANL2DZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.662      
2 H 0.213      
3 H 0.212      
4 H 0.213      
5 C -0.280      
6 H 0.201      
7 H 0.201      
8 N -0.364      
9 H 0.328      
10 N -0.646      
11 H 0.340      
12 H 0.325      
13 C 0.268      
14 O -0.348      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.967 3.405 0.000 5.228
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -39.716 -8.445 -0.002
y -8.445 -34.174 0.004
z -0.002 0.004 -38.515
Traceless
 xyz
x -3.372 -8.445 -0.002
y -8.445 4.942 0.004
z -0.002 0.004 -1.570
Polar
3z2-r2-3.140
x2-y2-5.543
xy-8.445
xz-0.002
yz0.004


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.012 0.330 -0.002
y 0.330 7.418 -0.000
z -0.002 -0.000 4.745


<r2> (average value of r2) Å2
<r2> 208.098
(<r2>)1/2 14.426