ADS740PP is 2-[7-(1,3-Dihydro-3,3-dimethyl-1-propyl-2H-indol-2-ylidene)-1,3,5-heptatrienyl]-3,3-dimethyl-1-propyl-3H-indolium perchlorate.

The chemical formula for ADS740PP is C33 H41 Cl N2 O4.

  • Appearance: Red Powder
  • Molecular weight: 565.15 g mol-1
  • Melting Point: > 250oC (Decomp.)
  • Absorption maximum: 745 – 750 nm (in MeOH)
  • Photoluminescence:
  • Absorption coefficient: 2.0 x 105 L mol-1 cm-1
  • Recommended Solvents: Water, Methanol