Selected O-quinonediazide sulfonic acid esters of phenolic compo

Details Selected O-quinonediazide sulfonic acid esters of phenolic compo Selected O-quinonediazide sulfonic acid esters of phenolic compo

1995-05-26

1997-02-11

Powers, Fiona T.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

549435, 568719, 568720, C07D40710, C07C 3915

Patent

active

056022603

ABSTRACT:
A photosensitive compound comprising at least one o-quinonediazide sulfonic acid ester of a phenolic compound, said esters selected from the group consisting of formulae (IB) and (IIB): ##STR1## wherein the variables are as defined in the description.

REFERENCES:
patent: 3053803 (1962-09-01), Jaffe et al.
patent: 5173389 (1992-12-01), Uenishi et al.
patent: 5294521 (1994-03-01), Jacovich et al.
patent: 5407778 (1995-04-01), Uetani et al.
patent: 5407779 (1995-04-01), Uetani et al.
Derwent Abstract of JP 06-145089, May 24, 1994.

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