SPIROOXAZINE DERIVATIVE AND SENSITIZED MATERIAL USING SAID DERIVATIVE

NEW MATERIAL:A compound shown by formula I (n is 1-6; R is alkyl; R and R are >= 2C alkyl, alkoxyalkyl, cycloalkyl or aryl; rings A and B are hydrocarbon aromatic ring or hetetocylic aromatic ring which may be replaced). EXAMPLE:A compound shown by formula II. USE:A photochromic sensitized materi...

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Hauptverfasser: MAEDA SHUICHI, KIMURA YUKIYO, TATEOKA YASUO
Format: Patent
Sprache:eng
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Zusammenfassung:NEW MATERIAL:A compound shown by formula I (n is 1-6; R is alkyl; R and R are >= 2C alkyl, alkoxyalkyl, cycloalkyl or aryl; rings A and B are hydrocarbon aromatic ring or hetetocylic aromatic ring which may be replaced). EXAMPLE:A compound shown by formula II. USE:A photochromic sensitized material usable as light adjusting material, optical filter, masking material and actinometer having improved compatibility with high polymer compound, coloring concentration and fastness to colored state. PREPARATION:For example, an indolenine compound (e.g. 2-methyl-3,3-dimethyl- indolenine, etc.) shown by formula III is reacted with an alkylating agent (e.g. p-toluenesulfonic acid methoxyethyl ester, etc.) shown by formula IV and then with a nitroso-hydroxy derivative shown by formula V.