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

using model chemistry: mPW1PW91/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at mPW1PW91/6-311G**
 hartrees
Energy at 0K-303.900288
Energy at 298.15K-303.910688
Nuclear repulsion energy244.938829
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 mPW1PW91/6-311G**
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 3743 3581 35.52      
2 A 3666 3507 30.67      
3 A 3624 3467 21.24      
4 A 3147 3011 22.50      
5 A 3132 2996 30.29      
6 A 3058 2926 19.96      
7 A 3042 2910 32.42      
8 A 3015 2884 43.30      
9 A 1832 1752 521.32      
10 A 1636 1565 178.66      
11 A 1534 1468 2.53      
12 A 1509 1443 3.70      
13 A 1496 1431 8.81      
14 A 1474 1410 55.56      
15 A 1455 1392 227.50      
16 A 1419 1357 24.80      
17 A 1366 1307 17.69      
18 A 1308 1252 3.07      
19 A 1218 1165 19.22      
20 A 1170 1119 1.26      
21 A 1135 1086 22.02      
22 A 1079 1032 16.08      
23 A 1008 964 2.03      
24 A 909 870 2.80      
25 A 828 792 0.58      
26 A 790 756 49.91      
27 A 597 571 50.07      
28 A 563 539 12.61      
29 A 527 505 120.25      
30 A 487 466 23.80      
31 A 378 362 139.22      
32 A 363 347 1.93      
33 A 275 263 2.54      
34 A 196 188 3.42      
35 A 108 103 6.34      
36 A 51 49 0.41      

Unscaled Zero Point Vibrational Energy (zpe) 26568.1 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 25417.7 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 mPW1PW91/6-311G**
ABC
0.28811 0.06737 0.05599

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-311G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -2.611 -0.220 0.005
H2 -2.685 -0.998 0.770
H3 -3.428 0.484 0.165
H4 -2.747 -0.687 -0.973
C5 -1.271 0.488 0.083
H6 -1.248 1.280 -0.676
H7 -1.161 0.976 1.060
N8 -0.192 -0.449 -0.156
H9 -0.392 -1.428 -0.034
N10 1.463 1.166 0.046
H11 2.447 1.343 -0.064
H12 0.854 1.838 -0.388
C13 1.146 -0.175 -0.019
O14 1.985 -1.049 0.062

Atom - Atom Distances (Å)
  C1 H2 H3 H4 C5 H6 H7 N8 H9 N10 H11 H12 C13 O14
C11.09301.09071.09201.51732.13832.15542.43482.52644.30355.29434.04893.75724.6702
H21.09301.76441.77142.16303.05682.51042.71562.46804.73445.70204.68043.99734.7237
H31.09071.76441.76882.15832.46842.48683.38313.59344.93995.94194.52474.62515.6270
H41.09201.77141.76882.16172.49073.06792.69292.64134.71115.65004.43614.04074.8574
C51.51732.16302.15832.16171.09711.09731.44922.11152.81743.81812.56122.50893.6012
H62.13833.05682.46842.49071.09711.76442.09162.91172.80783.74592.19332.87774.0528
H72.15542.51042.48683.06791.09731.76442.10852.75042.81933.79642.62672.79463.8720
N82.43482.71563.38312.69291.44922.09162.10851.00672.32123.19112.52521.37272.2689
H92.52642.46803.59342.64132.11152.91172.75041.00673.19003.96703.51321.98382.4087
N104.30354.73444.93994.71112.81742.80782.81932.32123.19001.00571.00561.37972.2766
H115.29435.70205.94195.65003.81813.74593.79643.19113.96701.00571.69981.99962.4401
H124.04894.68044.52474.43612.56122.19332.62672.52523.51321.00561.69982.06743.1339
C133.75723.99734.62514.04072.50892.87772.79461.37271.98381.37971.99962.06741.2146
O144.67024.72375.62704.85743.60124.05283.87202.26892.40872.27662.44013.13391.2146

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 108.678 C1 C5 H7 110.015
C1 C5 N8 110.304 H2 C1 H3 107.800
H2 C1 H4 108.333 H2 C1 C5 110.872
H3 C1 H4 108.263 H3 C1 C5 110.634
H4 C1 C5 110.830 C5 N8 H9 117.451
C5 N8 C13 125.498 H6 C5 H7 107.038
H6 C5 N8 109.685 H7 C5 N8 111.037
N8 C13 N10 114.990 N8 C13 O14 122.432
H9 N8 C13 112.056 N10 C13 O14 122.566
H11 N10 H12 115.366 H11 N10 C13 112.986
H12 N10 C13 119.332
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.375      
2 H 0.132      
3 H 0.133      
4 H 0.137      
5 C -0.106      
6 H 0.119      
7 H 0.139      
8 N -0.459      
9 H 0.241      
10 N -0.489      
11 H 0.235      
12 H 0.217      
13 C 0.490      
14 O -0.415      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -3.148 2.710 -0.559 4.191
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.297 6.913 -1.549
y 6.913 -34.746 -1.756
z -1.549 -1.756 -37.814
Traceless
 xyz
x -2.017 6.913 -1.549
y 6.913 3.309 -1.756
z -1.549 -1.756 -1.293
Polar
3z2-r2-2.585
x2-y2-3.551
xy6.913
xz-1.549
yz-1.756


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.412 -0.128 0.095
y -0.128 7.724 -0.062
z 0.095 -0.062 5.436


<r2> (average value of r2) Å2
<r2> 201.322
(<r2>)1/2 14.189