Pentarylene Index

General properties

Symmetry point group D2h
Symmetry elements E     C2(z)     C2(y)     C2(x)     i     &sigmah(xy)     &sigmah(xz)     &sigmah(yz)
Irriducible representation &Gamma3N 37 Ag + 37 B1g + 21 B2g + 16 B3g + 16 Au + 21 B1u + 37 B2u + 37 B3u
Irriducible representation &Gammavib 37 Ag + 36 B1g + 20 B2g + 15 B3g + 16 Au + 20 B1u + 36 B2u + 36 B3u
Infrared active modes 20 B1u + 36 B2u + 36 B3u
Single ionization energy (eV)
Adiab. = 5.37 Vert. = 5.43 (Exp. —)
Double ionization energy (eV)
Singlet: Adiab. = 13.29 Vert. = 13.51 (Exp. —)
Triplet: Adiab. = 14.00 Vert. = 14.10
Electron affinity (eV)
Adiab. = 2.17 Vert. = 2.11 (Exp. —)
Zero Point Energies (kcal/mol)
Anion = 362 Neutral = 365 Cation = 365 Dication S = 367
Static dipole polarizabilities (Å3)
Anion: &alphaxx = 439 &alphayy = 99 &alphazz = 31
Neutral: &alphaxx = 396 &alphayy = 97 &alphazz = 36
Cation: &alphaxx = 417 &alphayy = 95 &alphazz = 35
Dication S: &alphaxx = 399 &alphayy = 95 &alphazz = 34
Rotational constants(cm-1)
Anion: A = 8.320e-03 B = 6.877e-03 C = 6.352e-04
Neutral: A = 8.362e-03 B = 6.862e-04 C = 6.342e-04
Cation: A = 8.330e-03 B = 6.908e-04 C = 6.379e-04
Dication S: A = 8.300e-03 B = 6.941e-04 C = 6.405e-04
Dication T: A = 8.323e-03 B = 6.906e-04 C = 6.377e-04
van der Waals coefficients (a.u.)#
Average static polarizability &alpha(0) = 1196
Effective frequency &omega1 = 0.156
Homomolecular Hamaker constant (x10-3) C6 = 168
Coefficient of the retardated vdW interaction (x10-6) KAA = 57.1

#The full set of C6pentarylene, PAH for all PAHs in the database can be found here


Pentarylene Index