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

using model chemistry: MP2/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP2/3-21G*
 hartrees
Energy at 0K-648.175208
Energy at 298.15K-648.181312
HF Energy-647.644815
Nuclear repulsion energy211.653554
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 MP2/3-21G*
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 3276 3116 14.24      
2 A 3221 3065 6.15      
3 A 3204 3048 1.37      
4 A 3174 3019 6.32      
5 A 3144 2991 5.68      
6 A 1595 1518 3.01      
7 A 1575 1498 6.59      
8 A 1454 1383 1.21      
9 A 1358 1292 22.54      
10 A 1273 1211 1.79      
11 A 1235 1175 1.24      
12 A 1171 1114 2.29      
13 A 1159 1103 13.48      
14 A 1102 1048 1.84      
15 A 1064 1012 1.55      
16 A 952 905 4.19      
17 A 928 883 2.73      
18 A 811 771 7.61      
19 A 754 717 10.66      
20 A 728 693 45.05      
21 A 432 411 0.25      
22 A 354 336 3.28      
23 A 205 195 15.63      
24 A 88 84 8.47      

Unscaled Zero Point Vibrational Energy (zpe) 17127.7 cm-1
Scaled (by 0.9513) Zero Point Vibrational Energy (zpe) 16293.6 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 MP2/3-21G*
ABC
0.41170 0.06649 0.06146

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/3-21G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.379 -0.756 -0.243
Cl2 -1.894 0.222 0.022
C3 0.766 -0.125 0.505
C4 1.588 0.912 -0.175
O5 2.121 -0.521 -0.065
H6 -0.164 -0.762 -1.313
H7 -0.584 -1.769 0.102
H8 0.699 -0.123 1.588
H9 1.311 1.221 -1.179
H10 2.119 1.643 0.424

Atom - Atom Distances (Å)
  C1 Cl2 C3 C4 O5 H6 H7 H8 H9 H10
C11.82211.50652.57962.51761.09091.09042.21712.76403.5266
Cl21.82212.72563.55494.08402.39662.38453.04803.56584.2755
C31.50652.72561.48751.52212.13852.16541.08512.22322.2273
C42.57963.55491.48751.53302.67603.46162.22931.08551.0839
O52.51764.08401.52211.53302.61432.98392.21642.22052.2184
H61.09092.39662.13852.67602.61431.78733.09262.47453.7422
H71.09042.38452.16543.46162.98391.78732.56193.76494.3647
H82.21713.04801.08512.22932.21643.09262.56193.13592.5473
H92.76403.56582.22321.08552.22052.47453.76493.13591.8430
H103.52664.27552.22731.08392.21843.74224.36472.54731.8430

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 118.986 C1 C3 O5 112.460
C1 C3 H8 116.695 Cl2 C1 C3 109.575
Cl2 C1 H6 108.077 Cl2 C1 H7 107.230
C3 C1 H6 109.800 C3 C1 H7 111.998
C3 C4 O5 60.496 C3 C4 H9 118.716
C3 C4 H10 119.198 C3 O5 C4 58.272
C4 C3 O5 61.232 C4 C3 H8 119.296
O5 C3 H8 115.424 O5 C4 H9 114.919
O5 C4 H10 114.841 H6 C1 H7 110.052
H9 C4 H10 116.325
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability