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All results from a given calculation for C3H5ClO (Oxirane, (chloromethyl)-)

using model chemistry: HF/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at HF/3-21G
 hartrees
Energy at 0K-647.544197
Energy at 298.15K-647.550510
Nuclear repulsion energy212.474909
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 HF/3-21G
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 3426 3103 11.41      
2 A 3398 3077 0.76      
3 A 3375 3057 3.01      
4 A 3327 3013 7.05      
5 A 3319 3006 5.05      
6 A 1674 1516 1.67      
7 A 1642 1487 10.94      
8 A 1550 1403 0.84      
9 A 1396 1264 41.60      
10 A 1345 1218 3.25      
11 A 1317 1192 6.40      
12 A 1274 1154 8.32      
13 A 1258 1140 2.03      
14 A 1167 1057 3.80      
15 A 1139 1032 1.80      
16 A 1031 934 13.14      
17 A 971 879 4.38      
18 A 914 827 7.56      
19 A 844 764 20.04      
20 A 711 644 99.63      
21 A 453 410 0.74      
22 A 375 340 5.20      
23 A 221 200 21.63      
24 A 89 81 13.35      

Unscaled Zero Point Vibrational Energy (zpe) 18107.4 cm-1
Scaled (by 0.9056) Zero Point Vibrational Energy (zpe) 16398.0 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 HF/3-21G
ABC
0.41714 0.06637 0.06138

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/3-21G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.332 -0.789 -0.248
Cl2 -1.910 0.229 0.024
C3 0.782 -0.131 0.493
C4 1.588 0.896 -0.180
O5 2.102 -0.482 -0.052
H6 -0.165 -0.799 -1.309
H7 -0.570 -1.769 0.123
H8 0.715 -0.132 1.561
H9 1.331 1.188 -1.178
H10 2.107 1.621 0.411

Atom - Atom Distances (Å)
  C1 Cl2 C3 C4 O5 H6 H7 H8 H9 H10
C11.89711.49122.55492.46061.07411.07402.19122.74573.4915
Cl21.89712.75603.56624.07442.42372.40733.06323.58704.2688
C31.49122.75601.46821.47012.14292.15601.07012.19842.1980
C42.55493.56621.46821.47602.68683.44172.20211.07091.0700
O52.46064.07441.47011.47602.61152.97022.15572.15662.1534
H61.07412.42372.14292.68682.61151.77573.07552.49083.7386
H71.07402.40732.15603.44172.97021.77572.53003.74784.3289
H82.19123.06321.07012.20212.15573.07552.53003.10222.5167
H92.74573.58702.19841.07092.15662.49083.74783.10221.8201
H103.49154.26882.19801.07002.15343.73864.32892.51671.8201

picture of Oxirane, (chloromethyl)- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 C4 119.376 C1 C3 O5 112.382
C1 C3 H8 116.666 Cl2 C1 C3 108.262
Cl2 C1 H6 105.979 Cl2 C1 H7 104.820
C3 C1 H6 112.284 C3 C1 H7 113.374
C3 C4 O5 59.909 C3 C4 H9 119.121
C3 C4 H10 119.146 C3 O5 C4 59.783
C4 C3 O5 60.308 C4 C3 H8 119.517
O5 C3 H8 115.217 O5 C4 H9 114.791
O5 C4 H10 114.570 H6 C1 H7 111.508
H9 C4 H10 116.460
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.533 -0.118   -0.286
2 Cl -0.098 -0.218   -0.252
3 C -0.029 0.111   0.100
4 C -0.151 -0.069   -0.129
5 O -0.541 -0.354   -0.387
6 H 0.295 0.140   0.226
7 H 0.297 0.153   0.228
8 H 0.269 0.111   0.168
9 H 0.243 0.133   0.178
10 H 0.249 0.111   0.155


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.666 0.464 0.028 0.813
CHELPG 0.550 -0.468 0.161 0.740
AIM        
ESP 0.729 0.395 0.026 0.829


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -48.267 6.161 0.764
y 6.161 -35.147 -0.307
z 0.764 -0.307 -35.033
Traceless
 xyz
x -13.177 6.161 0.764
y 6.161 6.503 -0.307
z 0.764 -0.307 6.674
Polar
3z2-r213.348
x2-y2-13.120
xy6.161
xz0.764
yz-0.307


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.325 -0.318 -0.525
y -0.318 5.309 -0.177
z -0.525 -0.177 4.363


<r2> (average value of r2) Å2
<r2> 175.519
(<r2>)1/2 13.248