Dibenzo[cd,lm]perylene 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 20 Ag + 20 B1g + 12 B2g + 8 B3g + 8 Au + 12 B1u + 20 B2u + 20 B3u
Irriducible representation &Gammavib 20 Ag + 19 B1g + 11 B2g + 7 B3g + 8 Au + 11 B1u + 19 B2u + 19 B3u
Infrared active modes 11 B1u + 19 B2u + 19 B3u
Single ionization energy (eV)
Adiab. = 6.31 Vert. = 6.38 (Exp. 6.72 ± 0.02)
Double ionization energy (eV)
Singlet: Adiab. = 16.20 Vert. = 16.45 (Exp. —)
Triplet: Adiab. = 17.35 Vert. = 17.43
Electron affinity (eV)
Adiab. = 1.17 Vert. = 1.08 (Exp. —)
Zero Point Energies (kcal/mol)
Anion = 197 Neutral = 200 Cation = 200 Dication S = 201
Static dipole polarizabilities (Å3)
Anion: &alphaxx = 120 &alphayy = 56 &alphazz = 23
Neutral: &alphaxx = 100 &alphayy = 50 &alphazz = 20
Cation: &alphaxx = 104 &alphayy = 51 &alphazz = 19
Dication S: &alphaxx = 101 &alphayy = 50 &alphazz = 18
Rotational constants(cm-1)
Anion: A = 1.863e-02 B = 4.603e-03 C = 3.691e-03
Neutral: A = 1.855e-02 B = 4.661e-03 C = 3.725e-03
Cation: A = 1.867e-02 B = 4.646e-03 C = 3.720e-03
Dication S: A = 1.876e-02 B = 4.623e-03 C = 3.709e-03
Dication T: A = 1.835e-02 B = 4.687e-03 C = 3.733e-03
van der Waals coefficients (a.u.)#
Average static polarizability &alpha(0) = 384
Effective frequency &omega1 = 0.314
Homomolecular Hamaker constant (x10-3) C6 = 34.8
Coefficient of the retardated vdW interaction (x10-6) KAA = 5.89

#The full set of C6dibenzo[cd,lm]perylene, PAH for all PAHs in the database can be found here


Dibenzo[cd,lm]perylene Index