Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Patent
1998-11-27
1999-10-26
Raymond, Richard L.
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
534 15, C07D48722
Patent
active
059731419
ABSTRACT:
An improved method for the demethoxycarbonylation of porphyrinic compounds such as pheophorbides involving reacting the starting porphyrinic compound with a high boiling point solvent to which a selected amount of water has been added.
REFERENCES:
patent: 5198460 (1993-03-01), Pandey et al.
patent: 5506255 (1996-04-01), Smith et al.
Lee Shwn-Ji Susie Hwang
Phadke Avinash S.
Robinson Byron C.
Sengupta Dipanjan
Miravant Pharmaceuticals, Inc.
Raymond Richard L.
Sripada Pavanaram K
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