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

using model chemistry: mPW1PW91/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at mPW1PW91/6-31G**
 hartrees
Energy at 0K-303.824886
Energy at 298.15K-303.835286
Nuclear repulsion energy244.643925
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 mPW1PW91/6-31G**
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 3765 3582 37.34      
2 A 3683 3504 32.76      
3 A 3636 3460 22.22      
4 A 3173 3019 19.45      
5 A 3158 3005 26.16      
6 A 3077 2927 18.19      
7 A 3063 2914 33.62      
8 A 3029 2882 42.94      
9 A 1852 1762 471.63      
10 A 1641 1562 184.20      
11 A 1546 1471 2.74      
12 A 1521 1447 3.77      
13 A 1510 1437 7.62      
14 A 1476 1404 155.80      
15 A 1466 1395 120.90      
16 A 1431 1361 18.76      
17 A 1368 1302 16.66      
18 A 1311 1248 3.05      
19 A 1224 1165 20.44      
20 A 1176 1119 1.52      
21 A 1138 1082 17.37      
22 A 1082 1030 14.22      
23 A 1012 963 1.65      
24 A 913 869 2.46      
25 A 829 789 0.75      
26 A 784 746 64.22      
27 A 601 572 60.56      
28 A 563 536 22.62      
29 A 541 515 119.54      
30 A 492 468 31.30      
31 A 387 368 132.84      
32 A 364 346 0.98      
33 A 276 262 2.81      
34 A 196 186 3.08      
35 A 112 107 7.11      
36 A 49 47 0.32      

Unscaled Zero Point Vibrational Energy (zpe) 26719.6 cm-1
Scaled (by 0.9515) Zero Point Vibrational Energy (zpe) 25423.7 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 mPW1PW91/6-31G**
ABC
0.28650 0.06730 0.05594

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -2.612 -0.222 0.020
H2 -2.675 -0.996 0.790
H3 -3.428 0.483 0.188
H4 -2.763 -0.693 -0.955
C5 -1.271 0.490 0.075
H6 -1.263 1.283 -0.685
H7 -1.145 0.981 1.049
N8 -0.193 -0.444 -0.181
H9 -0.391 -1.425 -0.058
N10 1.465 1.168 0.052
H11 2.454 1.334 -0.040
H12 0.873 1.839 -0.408
C13 1.144 -0.173 -0.021
O14 1.983 -1.055 0.071

Atom - Atom Distances (Å)
  C1 H2 H3 H4 C5 H6 H7 N8 H9 N10 H11 H12 C13 O14
C11.09371.09151.09281.51892.14012.15812.43722.52694.30735.29924.07123.75674.6702
H21.09371.76561.77272.16593.06002.51352.72172.47414.72955.69414.69713.99054.7139
H31.09151.76561.76972.15942.46722.48963.38523.59504.94235.94684.54854.62375.6265
H41.09281.77271.76972.16422.49483.07142.69512.63904.72755.67034.46404.05064.8689
C51.51892.16592.15942.16421.09841.09841.44942.11172.81903.82092.57892.50683.6026
H62.14013.06002.46722.49481.09841.76472.09352.91292.82873.77272.22482.89114.0714
H72.15812.51352.48963.07141.09841.76472.10992.75402.80063.77672.63322.77853.8588
N82.43722.72173.38522.69511.44942.09352.10991.00772.32423.19152.53011.37402.2743
H92.52692.47413.59502.63902.11172.91292.75401.00773.19023.96253.51741.98122.4062
N104.30734.72954.94234.72752.81902.82872.80062.32423.19021.00661.00671.38052.2822
H115.29925.69415.94685.67033.82093.77273.77673.19153.96251.00661.69961.99632.4373
H124.07124.69714.54854.46402.57892.22482.63322.53013.51741.00671.69962.06703.1365
C133.75673.99054.62374.05062.50682.89112.77851.37401.98121.38051.99632.06701.2205
O144.67024.71395.62654.86893.60264.07143.85882.27432.40622.28222.43733.13651.2205

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 108.639 C1 C5 H7 110.051
C1 C5 N8 110.363 H2 C1 H3 107.792
H2 C1 H4 108.335 H2 C1 C5 110.949
H3 C1 H4 108.225 H3 C1 C5 110.564
H4 C1 C5 110.865 C5 N8 H9 117.371
C5 N8 C13 125.194 H6 C5 H7 106.894
H6 C5 N8 109.735 H7 C5 N8 111.067
N8 C13 N10 115.081 N8 C13 O14 122.355
H9 N8 C13 111.649 N10 C13 O14 122.554
H11 N10 H12 115.168 H11 N10 C13 112.562
H12 N10 C13 119.140
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.432      
2 H 0.146      
3 H 0.147      
4 H 0.152      
5 C -0.084      
6 H 0.129      
7 H 0.148      
8 N -0.580      
9 H 0.293      
10 N -0.672      
11 H 0.299      
12 H 0.279      
13 C 0.718      
14 O -0.541      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -3.091 2.647 -0.607 4.115
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.568 6.934 -1.614
y 6.934 -34.269 -1.779
z -1.614 -1.779 -37.499
Traceless
 xyz
x -1.684 6.934 -1.614
y 6.934 3.264 -1.779
z -1.614 -1.779 -1.580
Polar
3z2-r2-3.161
x2-y2-3.299
xy6.934
xz-1.614
yz-1.779


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.000 0.000 0.000
y 0.000 0.000 0.000
z 0.000 0.000 0.000


<r2> (average value of r2) Å2
<r2> 201.266
(<r2>)1/2 14.187