5-Iminodaunomycin Singlet oxygen

Andreoni, A.; Land, E.J.; Malatesta, V.; McLean, A.J.; Truscott, T.G.
Biochim. Biophys. Acta 990, 190-197 (1989)

Reaction: 5-Iminodaunomycin + ¹O₂^* ® products and/or physical quenching
Solvent: D₂O

k ~10⁷(L mol^-1 s^-1), pH = 7.4

Experimental method: Flash photolysis
Analytical method: infrared luminescence
Data type: Absolute value measured directly
Excitation wavelength: 694 nm

Photosensitizer = Chloroaluminum(III) sulfophthalocyanine.

Manitto, P.; Speranza, G.; Malatesta, V.
Chem. Phys. Lett. 159, 310-314 (1989)

Reaction: 5-Iminodaunomycin + ¹O₂^* ® physical quenching
Solvent: H₂O

k_quen = 3 × 10⁹(mol L^-1), pH = 7.8, T = 308K

Experimental method: Chemical reaction
Analytical method: vis-UV absorption
Data type: Derived from steady state measurements

used solvent k_d = 2.4 × 10⁵ s^-1; ¹O₂* from MNPO₂; 15% dimer; 5% product formation.

Manitto, P.; Speranza, G.; Malatesta, V.
Chem. Phys. Lett. 159, 310-314 (1989)

Reaction: 5-Iminodaunomycin + ¹O₂^* ® products and/or physical quenching
Reference Reaction: DPBF + ¹O₂^* ®
Solvent: H₂O (mic)

k = 3.5 × 10⁹(L mol^-1 s^-1), pH = 7.8, T = 308K

Experimental method: Photolysis
Analytical method: vis-UV emission
Data type: Derived from steady state measurements using indicator

Indicator = 1,3-Diphenylisobenzofuran; used solvent k_d = 2.4 × 10⁵ s^-1; 15% dimer; 0.1 mol L^-1 CTAB.