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Experimental data for OPCl (Phosphorus oxychloride)

22 02 02 11 45
Other names
Phosphorus chloride oxide;
INChI INChIKey SMILES IUPAC name
InChI=1S/ClOP/c1-3-2 O=PCl
State Conformation
1A' CS
Enthalpy of formation (Hfg), Entropy, Integrated heat capacity (0 K to 298.15 K) (HH), Heat Capacity (Cp)
Property Value Uncertainty units Reference Comment
Information can also be found for this species in the NIST Chemistry Webbook
Vibrational levels (cm-1) vibrations
Mode Number Symmetry Frequency Intensity Comment Description
Fundamental(cm-1) Harmonic(cm-1) Reference (km mol-1) unc. Reference
1 A' 1263   webbook      
2 A' 308   webbook      
3 A' 492   webbook      

vibrational zero-point energy: 1031.5 cm-1 (from fundamental vibrations)
Calculated vibrational frequencies for OPCl (Phosphorus oxychloride).
Gas-phase IR spectra can be found in the NIST Chemistry Webbook here.
Rotational Constants (cm-1) rotational constants
See section I.F.4 to change rotational constant units
A B C reference comment
1.11539 0.15148 0.13315 1999Bru/Bru:6300

Calculated rotational constants for OPCl (Phosphorus oxychloride).
Product of moments of inertia moments of inertia
212942.8amu3Å6   9.75059319131625E-115gm3 cm6
Geometric Data
picture of Phosphorus oxychloride

Point Group Cs


Internal coordinates
distances (r) in Å, angles (a) in degrees, dihedrals (d) in degrees
Description Value unc. Connectivity Reference Comment
Atom 1 Atom 2 Atom 3 Atom 4
rPO 1.462 0.011 1 2 1999Bru/Bru:6300 r0
rPCl 2.059 0.004 1 3 1999Bru/Bru:6300 r0
aOPCl 110.04 0.43 2 1 3 1999Bru/Bru:6300

Cartesians
Atom x (Å) y (Å) z (Å)
P1 0.0000 0.8220 0.0000
O2 1.4619 0.8351 0.0000
Cl3 -0.6880 -1.1183 0.0000

Atom - Atom Distances bond lengths
Distances in Å
  P1 O2 Cl3
P1   1.46202.0586
O2 1.4620   2.9048
Cl3 2.05862.9048  

Calculated geometries for OPCl (Phosphorus oxychloride).

Experimental Bond Angles (degrees) from cartesians bond angles

atom1 atom2 atom3 angle
O2 P1 Cl3 110.040

Bond descriptions


Examples: C-C single bond, C=C, double bond, C#C triple bond, C:C aromatic bond
Bond Type Count
O=P 1
P-Cl 1

Connectivity
Atom 1 Atom 2
P1 O2
P1 Cl3
Electronic energy levels (cm-1)
Energy (cm-1) Degeneracy reference description
0 1   1A'

Ionization Energies (eV)
Ionization Energy I.E. unc. vertical I.E. v.I.E. unc. reference
11.500   11.700   webbook
Dipole, Quadrupole and Polarizability
Electric dipole moment dipole
State Config State description Conf description Exp. min. Dipole (Debye) Reference comment Point Group Components
x y z total dipole quadrupole
1 1 1A' Cs True           Cs 2 3
Experimental dipole measurement abbreviations: MW microwave; DT Dielectric with Temperature variation; DR Indirect (usually an upper limit); MB Molecular beam
Calculated electric dipole moments for OPCl (Phosphorus oxychloride).
Electric quadrupole moment quadrupole
State Config State description Conf description Exp. min. Quadrupole (D Å) Reference comment Point Group Components
xx yy zz dipole quadrupole
1 1 1A' Cs True       Cs 2 3

Calculated electric quadrupole moments for OPCl (Phosphorus oxychloride).

References
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squib reference DOI
1999Bru/Bru:6300 B Brupbacher-Gatehouse, T Brupbacher "The molecular geometry, harmonic force field, bonding characteristics, and nuclear shileding parameters of OPCl, as dtermined from high resolution microwave spectra" J. Chem. Phys. 111(14) 6300, 1999 10.1063/1.479934
webbook NIST Chemistry Webbook (http://webbook.nist.gov/chemistry) 10.18434/T4D303

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