Singlet oxygen quantum yields QY1

Benzenebutanoic acid, alpha,2-diamino-3-hydroxy-gamma-oxo- (3-Hydroxykynurenine)

Egorov, S.Yu.; Babizhaev, M.A.; Krasnovsky, A.A.,Jr.; Shvedova, A.A.
Biophysics 32(1): 184-6 (1987)

Sensitizer: Benzenebutanoic acid, alpha,2-diamino-3-hydroxy-gamma-oxo- (3-Hydroxykynurenine)
Solvent: D₂O
Oxygen concentration: air

Quantum yield of formation = 0.003

Experimental method: pulsed laser photolysis
Data type: luminescence intensity at end-of-pulse or under steady-state conditions

Reference sensitizer = RF; rel. to phi_Delta(ref. sens.) = 0.30; lambda_exc = 337 nm.

Krishna, C.M.; Uppuluri, S.; Riesz, P.; Zigler, J.S.,Jr.; Balasubramanian, D.
Photochem. Photobiol. 54(1): 51-8 (1991)

Sensitizer: Benzenebutanoic acid, alpha,2-diamino-3-hydroxy-gamma-oxo- (3-Hydroxykynurenine)
Solvent: H₂O
Oxygen concentration: air

Quantum yield of formation = 0

Experimental method: continuous photolysis
Data type: product appearance under steady-state conditions

Reference sensitizer = RB; Singlet oxygen acceptor = Im; rel. to phi_Delta(ref. sens.) = 0.76; lambda_exc = 360 nm. RNO as monitor of P.