Dipyrromethene metal chelate compounds

Details Dipyrromethene metal chelate compounds Dipyrromethene metal chelate compounds

1999-04-14

2000-05-09

Geist, Gary

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

548235, 548402, 548455, 548470, 548471, 548472, 548517, 548523, C07D20733, C07D20944, C07F 306, C07F 502

Patent

active

060606061

ABSTRACT:
An optical recording medium having at least a recording layer and a reflective layer on a substrates, the said recording layer contains a dipyrromethene metal chelate compound obtained from a dipyrromethene compound represented by the general formula (1) and a metal ion: ##STR1## wherein R.sup.1 to R.sup.7 are defined in the specification.

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