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Table 1 Photophysical and electrochemical properties of BODIPY dyads and triads

From: BODIPY dyads and triads: synthesis, optical, electrochemical and transistor properties

Compounds

λmax (nm)

εmax (× 104

M−1 cm−1)

λonset (nm)

Eg, opt (eV)

Eox (V)

HOMOa (eV)

LUMOb (eV)

TPA-BODIPY

307, 512

2.1, 4.3

605

2.05

+ 0.39

− 5.03

− 2.98

CBZ-BODIPY

269, 511

4.5, 7.9

599

2.07

+ 0.45

− 5.13

− 3.05

TPA-BODIPY-TPA

291, 537

4.3, 3.6

625

1.98

+ 0.23

− 4.92

− 2.94

CBZ-BODIPY-CBZ

270, 531

8.3, 8.3

619

2.00

+ 0.37

− 5.06

− 3.06

  1. aHOMO energy is calculated from the equation, HOMO = − (Eox + 4.8) [23]
  2. bLUMO energy is calculated from the equation, Eg, opt = LUMO − HOMO