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

using model chemistry: PBEPBE/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 PBEPBE/3-21G
 hartrees
Energy at 0K-648.993402
Energy at 298.15K-648.999309
Nuclear repulsion energy209.439010
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 PBEPBE/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 3149 3120 19.15      
2 A 3141 3113 2.65      
3 A 3101 3073 5.14      
4 A 3065 3037 4.14      
5 A 3051 3023 10.49      
6 A 1510 1497 3.11      
7 A 1483 1469 8.88      
8 A 1385 1372 0.33      
9 A 1245 1233 18.15      
10 A 1205 1194 3.29      
11 A 1189 1178 3.55      
12 A 1100 1090 1.33      
13 A 1090 1080 18.80      
14 A 1042 1032 1.87      
15 A 1002 993 2.88      
16 A 920 912 8.36      
17 A 870 862 5.08      
18 A 798 790 18.17      
19 A 749 742 7.52      
20 A 641 635 69.03      
21 A 409 405 1.29      
22 A 334 331 3.32      
23 A 190 188 17.35      
24 A 81 80 8.11      

Unscaled Zero Point Vibrational Energy (zpe) 16373.1 cm-1
Scaled (by 0.9909) Zero Point Vibrational Energy (zpe) 16224.2 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 PBEPBE/3-21G
ABC
0.40478 0.06488 0.06004

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.326 -0.788 -0.252
Cl2 -1.930 0.223 0.023
C3 0.780 -0.126 0.508
C4 1.595 0.913 -0.185
O5 2.138 -0.498 -0.052
H6 -0.136 -0.779 -1.333
H7 -0.565 -1.797 0.108
H8 0.698 -0.111 1.600
H9 1.308 1.214 -1.199
H10 2.110 1.666 0.420

Atom - Atom Distances (Å)
  C1 Cl2 C3 C4 O5 H6 H7 H8 H9 H10
C11.91561.49682.56702.48971.09771.09782.22192.75233.5226
Cl21.91562.77553.59854.13262.46222.43973.08353.60014.3083
C31.49682.77551.49131.51582.15782.18221.09472.23332.2332
C42.56703.59851.49131.51732.67923.47792.24481.09571.0948
O52.48974.13261.51581.51732.62513.00352.22562.22132.2155
H61.09772.46222.15782.67922.62511.81553.12142.46523.7546
H71.09782.43972.18223.47793.00351.81552.58133.77924.3870
H82.22193.08351.09472.24482.22563.12142.58133.15582.5581
H92.75233.60012.23331.09572.22132.46523.77923.15581.8619
H103.52264.30832.23321.09482.21553.75464.38702.55811.8619

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 118.425 C1 C3 O5 111.467
C1 C3 H8 117.199 Cl2 C1 C3 108.224
Cl2 C1 H6 106.407 Cl2 C1 H7 104.841
C3 C1 H6 111.624 C3 C1 H7 113.621
C3 C4 O5 60.499 C3 C4 H9 118.569
C3 C4 H10 118.636 C3 O5 C4 58.901
C4 C3 O5 60.600 C4 C3 H8 119.678
O5 C3 H8 116.043 O5 C4 H9 115.498
O5 C4 H10 115.066 H6 C1 H7 111.574
H9 C4 H10 116.422
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.558      
2 Cl -0.053      
3 C -0.064      
4 C -0.211      
5 O -0.367      
6 H 0.274      
7 H 0.281      
8 H 0.238      
9 H 0.227      
10 H 0.232      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.869 0.271 0.005 0.910
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -45.276 4.756 0.574
y 4.756 -34.837 -0.214
z 0.574 -0.214 -34.872
Traceless
 xyz
x -10.421 4.756 0.574
y 4.756 5.237 -0.214
z 0.574 -0.214 5.184
Polar
3z2-r210.369
x2-y2-10.439
xy4.756
xz0.574
yz-0.214


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.082 -0.076 -0.342
y -0.076 5.532 -0.141
z -0.342 -0.141 4.690


<r2> (average value of r2) Å2
<r2> 178.281
(<r2>)1/2 13.352