Dye-sensitised Photo-dimerisation of Mandelic Acid by Singlet Oxygen

Suresh C. Ameta,* (Mrs.) P.B. Punjabi and (Miss) Neeta Mangal P.K. Jain and (Mrs.) Shashi K. Agarwal

Department of Chemistry Sukhadia University Udaipur-313 001,

India Department of Chemistry M.L.V. Government College Bhilwara-311 001, India  


Dye-sensitized photo-dimerisation of mandelic acid has been carried out. The product has been isolated and characterized. The participation of singlet oxygen as the active species has also been confirmed. A tentative mechanism for the photo-dimerisation of mandelic acid by singlet oxygen has been proposed.


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  • Asian J. Chem. /
  •  1989 /
  •  1(4) /
  •  pp 356-361