【発明の名称】6’位にシアノ基又はフェニルスルホニル基を有し、ベンゾオキサジン核に7’,8’-縮合ベンゼン環を含むホトクロミックなスピロ[インドリン[2,3’]ベンゾオキサジン]化合物、及び該化合物の眼科用光学素子分野での使用 - Essilor Aterna Zionard Company Generale De Optics

Title:

【発明の名称】6’位にシアノ基又はフェニルスルホニル基を有し、ベンゾオキサジン核に7’,8’-縮合ベンゼン環を含むホトクロミックなスピロ[インドリン[2,3’]ベンゾオキサジン]化合物、及び該化合物の眼科用光学素子分野での使用

Document Type and Number:

Japanese Patent JPH10503764

Kind Code:

A

Abstract:

PCT No. PCT/FR95/01031 Sec. 371 Date Jan. 23, 1997 Sec. 102(e) Date Jan. 23, 1997 PCT Filed Jul. 31, 1995 PCT Pub. No. WO96/04590 PCT Pub. Date Feb. 15, 1996The present invention relates to photochromic compounds of spiro[indoline[2,3']-naphthoxazine] structure, characterized in that they contain, in the 6' position, a group R6 chosen from the following groups: cyano and phenylsulfonyl linked via the sulfur atom to carbon 6', and methods of using such compounds.

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Inventors:

Rajini Pierre
Roccin Vladimir
Samato Andre
Gugliel Mete Robert
Zabaros Garcia Elena

Application Number:

JP50625896A

Publication Date:

April 07, 1998

Filing Date:

July 31, 1995

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Assignee:

Essilor Aterna Zionard Company Generale De Optics

International Classes:

C07D498/10; C09K9/02; G02B1/04; G02B1/10; G02B5/23; G03C1/685; G02C7/10; (IPC1-7): C07D498/10; C09K9/02; G02B1/04; G02B1/10; G02B5/23; G02C7/10; G03C1/685

Attorney, Agent or Firm:

Nobuto Watanabe (1 person outside)

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