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

using model chemistry: mPW1PW91/aug-cc-pVDZ

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/aug-cc-pVDZ
 hartrees
Energy at 0K-303.863872
Energy at 298.15K-303.874174
Nuclear repulsion energy244.453635
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/aug-cc-pVDZ
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 3742 3586 40.40      
2 A 3665 3513 35.33      
3 A 3614 3463 21.52      
4 A 3158 3027 20.43      
5 A 3143 3012 26.36      
6 A 3062 2934 19.31      
7 A 3058 2930 25.41      
8 A 3022 2896 43.77      
9 A 1793 1718 572.08      
10 A 1621 1553 193.46      
11 A 1515 1452 2.72      
12 A 1486 1424 4.89      
13 A 1473 1411 18.40      
14 A 1467 1406 159.76      
15 A 1449 1389 93.46      
16 A 1402 1344 15.66      
17 A 1349 1293 14.08      
18 A 1296 1242 2.00      
19 A 1214 1163 17.91      
20 A 1162 1113 0.80      
21 A 1128 1081 17.00      
22 A 1077 1032 15.01      
23 A 1010 968 2.40      
24 A 905 867 2.68      
25 A 820 786 0.82      
26 A 774 742 31.98      
27 A 587 562 41.05      
28 A 554 531 13.23      
29 A 519 497 93.15      
30 A 458 439 15.31      
31 A 364 349 52.11      
32 A 357 342 98.96      
33 A 266 254 2.41      
34 A 195 187 3.99      
35 A 100 96 5.07      
36 A 50 48 0.82      

Unscaled Zero Point Vibrational Energy (zpe) 26426.3 cm-1
Scaled (by 0.9583) Zero Point Vibrational Energy (zpe) 25324.4 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 mPW1PW91/aug-cc-pVDZ
ABC
0.28735 0.06715 0.05575

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/aug-cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -2.614 -0.224 0.012
H2 -2.690 -0.967 0.816
H3 -3.433 0.493 0.138
H4 -2.753 -0.736 -0.949
C5 -1.275 0.491 0.058
H6 -1.249 1.250 -0.741
H7 -1.166 1.022 1.017
N8 -0.192 -0.453 -0.130
H9 -0.392 -1.437 -0.035
N10 1.464 1.169 0.053
H11 2.448 1.350 -0.072
H12 0.840 1.852 -0.348
C13 1.144 -0.173 -0.015
O14 1.995 -1.050 0.049

Atom - Atom Distances (Å)
  C1 H2 H3 H4 C5 H6 H7 N8 H9 N10 H11 H12 C13 O14
C11.09791.09571.09731.51792.14452.15782.43692.53134.30915.30114.04533.75834.6819
H21.09791.77271.78102.16843.06822.51332.72062.49484.73295.70574.66484.00304.7477
H31.09571.77271.77602.15892.47212.48753.38693.60524.94395.94614.50974.62755.6431
H41.09731.78101.77602.16832.49973.07732.70362.62644.73435.67164.46834.04674.8614
C51.51792.16842.15892.16831.10201.10151.44942.12232.82203.82302.54772.50983.6148
H62.14453.06822.47212.49971.10201.77402.09592.90742.82843.75842.20962.87754.0546
H72.15782.51332.48753.07731.10151.77402.10722.78372.80533.78862.56432.79793.9011
N82.43692.72063.38692.70361.44942.09592.10721.00852.32503.19722.53461.36992.2734
H92.53132.49483.60522.62642.12232.90742.78371.00853.20053.97953.52591.99012.4197
N104.30914.73294.94394.73432.82202.82842.80532.32503.20051.00791.00821.38042.2813
H115.30115.70575.94615.67163.82303.75843.78863.19723.97951.00791.70632.00532.4459
H124.04534.66484.50974.46832.54772.20962.56432.53463.52591.00821.70632.07373.1482
C133.75834.00304.62754.04672.50982.87752.79791.36991.99011.38042.00532.07371.2238
O144.68194.74775.64314.86143.61484.05463.90112.27342.41972.28132.44593.14821.2238

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 108.841 C1 C5 H7 109.915
C1 C5 N8 110.403 H2 C1 H3 107.825
H2 C1 H4 108.449 H2 C1 C5 110.963
H3 C1 H4 108.164 H3 C1 C5 110.338
H4 C1 C5 110.993 C5 N8 H9 118.307
C5 N8 C13 125.779 H6 C5 H7 107.236
H6 C5 N8 109.716 H7 C5 N8 110.658
N8 C13 N10 115.420 N8 C13 O14 122.352
H9 N8 C13 112.710 N10 C13 O14 122.213
H11 N10 H12 115.638 H11 N10 C13 113.283
H12 N10 C13 119.684
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.223      
2 H -0.108      
3 H -0.125      
4 H -0.082      
5 C 1.194      
6 H -0.365      
7 H -0.339      
8 N -0.233      
9 H -0.123      
10 N -0.053      
11 H -0.042      
12 H -0.008      
13 C 0.658      
14 O -0.596      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -3.481 2.834 -0.556 4.524
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -39.222 7.264 -1.368
y 7.264 -35.499 -1.611
z -1.368 -1.611 -38.400
Traceless
 xyz
x -2.273 7.264 -1.368
y 7.264 3.312 -1.611
z -1.368 -1.611 -1.039
Polar
3z2-r2-2.079
x2-y2-3.723
xy7.264
xz-1.368
yz-1.611


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.971 -0.121 0.086
y -0.121 9.092 0.019
z 0.086 0.019 6.810


<r2> (average value of r2) Å2
<r2> 202.472
(<r2>)1/2 14.229