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All results from a given calculation for NH2COOC2H5 (Urethane)

using model chemistry: HSEh1PBE/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at HSEh1PBE/cc-pVTZ
 hartrees
Energy at 0K-323.537838
Energy at 298.15K-323.546967
HF Energy-323.537838
Nuclear repulsion energy247.647272
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 HSEh1PBE/cc-pVTZ
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 3753 3607 50.19      
2 A 3632 3490 27.67      
3 A 3146 3024 17.92      
4 A 3140 3018 16.55      
5 A 3062 2943 12.69      
6 A 3059 2940 22.19      
7 A 3005 2888 38.73      
8 A 1858 1786 543.57      
9 A 1624 1561 145.10      
10 A 1519 1460 1.48      
11 A 1496 1438 3.63      
12 A 1478 1420 7.20      
13 A 1429 1373 12.21      
14 A 1403 1348 52.52      
15 A 1354 1301 331.37      
16 A 1309 1258 1.20      
17 A 1179 1133 4.68      
18 A 1166 1121 48.80      
19 A 1126 1082 81.76      
20 A 1095 1053 34.99      
21 A 1003 964 14.36      
22 A 872 838 11.59      
23 A 836 804 0.70      
24 A 786 755 23.66      
25 A 581 558 15.25      
26 A 560 538 3.12      
27 A 527 506 46.30      
28 A 385 370 2.33      
29 A 342 329 151.37      
30 A 257 247 0.27      
31 A 218 210 3.08      
32 A 115 111 0.76      
33 A 91 87 0.87      

Unscaled Zero Point Vibrational Energy (zpe) 23701.6 cm-1
Scaled (by 0.9611) Zero Point Vibrational Energy (zpe) 22779.6 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 HSEh1PBE/cc-pVTZ
ABC
0.29780 0.07161 0.05909

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/cc-pVTZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -2.579 -0.123 -0.119
H2 -2.688 -1.198 0.014
H3 -3.368 0.386 0.435
H4 -2.681 0.114 -1.177
C5 -1.225 0.324 0.387
H6 -1.131 1.404 0.245
H7 -1.124 0.085 1.451
O8 -0.214 -0.385 -0.347
N9 1.543 1.134 -0.198
H10 1.073 1.835 0.364
H11 2.528 1.141 0.027
C12 1.084 -0.169 -0.036
O13 1.827 -1.102 0.177

Atom - Atom Distances (Å)
  C1 H2 H3 H4 C5 H6 H7 O8 N9 H10 H11 C12 O13
C11.08891.09001.08971.51372.13582.15052.39084.31034.17215.26333.66494.5237
H21.08891.77471.77282.14453.04122.48112.62944.83574.84435.71633.91044.5190
H31.09001.77471.77402.14522.46592.48173.34015.00814.67255.95844.51205.4107
H41.08971.77281.77402.14742.46713.05472.65004.45394.40735.44353.94434.8614
C51.51372.14452.14522.14741.09281.09521.43642.94212.74983.85712.39883.3754
H62.13583.04122.46592.46711.09281.78742.09482.72312.24863.67432.73123.8773
H72.15052.48112.48173.05471.09521.78742.06943.30633.01214.05962.67483.4270
O82.39082.62943.34012.65001.43642.09482.06942.32702.66223.15971.35222.2262
N94.31034.83575.00814.45392.94212.72313.30632.32701.01311.01031.39122.2856
H104.17214.84434.67254.40732.74982.24863.01212.66221.01311.64652.04373.0383
H115.26335.71635.95845.44353.85713.67434.05963.15971.01031.64651.95052.3550
C123.66493.91044.51203.94432.39882.73122.67481.35221.39122.04371.95051.2115
O134.52374.51905.41074.86143.37543.87733.42702.22622.28563.03832.35501.2115

picture of Urethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C5 H6 108.987 C1 C5 H7 109.999
C1 C5 O8 108.248 H2 C1 H3 109.070
H2 C1 H4 108.931 H2 C1 C5 109.896
H3 C1 H4 108.948 H3 C1 C5 109.888
H4 C1 C5 110.081 C5 O8 C12 118.656
H6 C5 H7 109.558 H6 C5 O8 111.114
H7 C5 O8 108.918 O8 C12 N9 116.026
O8 C12 O13 120.432 N9 C12 O13 122.688
H10 N9 H11 108.923 H10 N9 C12 115.532
H11 N9 C12 107.558
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.283      
2 H 0.109      
3 H 0.092      
4 H 0.111      
5 C -0.000      
6 H 0.081      
7 H 0.062      
8 O -0.187      
9 N -0.246      
10 H 0.154      
11 H 0.169      
12 C 0.266      
13 O -0.328      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.490 4.334 0.519 5.025
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -35.873 6.008 0.828
y 6.008 -35.836 1.200
z 0.828 1.200 -36.128
Traceless
 xyz
x 0.109 6.008 0.828
y 6.008 0.165 1.200
z 0.828 1.200 -0.274
Polar
3z2-r2-0.547
x2-y2-0.037
xy6.008
xz0.828
yz1.200


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.373 -0.241 -0.040
y -0.241 7.596 0.038
z -0.040 0.038 5.631


<r2> (average value of r2) Å2
<r2> 190.286
(<r2>)1/2 13.794