Fulgimide compound

Details Fulgimide compound Fulgimide compound

1995-08-04

1997-05-20

McKane, Joseph

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

C07D20996

Patent

active

056313829

ABSTRACT:
A fulgimide compound which reversibly changes from a colorless state into a colored state upon the action of light including ultraviolet-rays, and a composition containing this compound. The fulgimide compound is represented by the following formula (I), ##STR1## wherein the following formula (a) ##STR2## represents a divalent aromatic hydrocarbon or a divalent unsaturated heterocyclic group which may have a substituent, respectively, R.sup.1 represents a monovalent hydrocarbon group or a monovalent heterocyclic group which may have a substituent, respectively, and the following formula (b), ##STR3## represents a norbornylidene group, bicyclo[3,3,1]nonylidene group or adamantylidene group which may have a substituent, respectively, and R.sup.2 is a perhalogenoalkyl group, cyano group, alkoxycarbonyl group that may have a substitutent, alkylcarbonyl group that may have a substituent, arylcarbonyl group that may have a substituent, nitro group, sulfonyl group, alkylsulfonyl group that may have a substituent, arylsulfonyl group that may have a substituent or aryloxycarbonyl group that may have a substituent.

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