DE69425749T2 - Photochrome substituierte naphtopyranverbindungen - Google Patents

Photochrome substituierte naphtopyranverbindungen

Info

Publication number
DE69425749T2
DE69425749T2 DE69425749T DE69425749T DE69425749T2 DE 69425749 T2 DE69425749 T2 DE 69425749T2 DE 69425749 T DE69425749 T DE 69425749T DE 69425749 T DE69425749 T DE 69425749T DE 69425749 T2 DE69425749 T2 DE 69425749T2
Authority
DE
Germany
Prior art keywords
naphtopyrane
photochrome
substituted
compounds
substituted naphtopyrane
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE69425749T
Other languages
English (en)
Other versions
DE69425749D1 (de
Inventor
Gemert Barry Van
Anil Kumar
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
PPG Industries Ohio Inc
Original Assignee
PPG Industries Ohio Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by PPG Industries Ohio Inc filed Critical PPG Industries Ohio Inc
Publication of DE69425749D1 publication Critical patent/DE69425749D1/de
Application granted granted Critical
Publication of DE69425749T2 publication Critical patent/DE69425749T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00Optical elements other than lenses
    • G02B5/20Filters
    • G02B5/22Absorbing filters
    • G02B5/23Photochromic filters
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D311/00Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D311/78Ring systems having three or more relevant rings
    • C07D311/92Naphthopyrans; Hydrogenated naphthopyrans
DE69425749T 1993-06-21 1994-06-13 Photochrome substituierte naphtopyranverbindungen Expired - Fee Related DE69425749T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/080,246 US5466398A (en) 1993-06-21 1993-06-21 Photochromic substituted naphthopyran compounds
PCT/US1994/006728 WO1995000867A1 (en) 1993-06-21 1994-06-13 Photochromic substituted naphthopyran compounds

Publications (2)

Publication Number Publication Date
DE69425749D1 DE69425749D1 (de) 2000-10-05
DE69425749T2 true DE69425749T2 (de) 2001-01-04

Family

ID=22156154

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69425749T Expired - Fee Related DE69425749T2 (de) 1993-06-21 1994-06-13 Photochrome substituierte naphtopyranverbindungen

Country Status (10)

Country Link
US (2) US5466398A (de)
EP (1) EP0710367B1 (de)
JP (1) JP2941061B2 (de)
AU (1) AU675727B2 (de)
BR (1) BR9407266A (de)
CA (1) CA2164834A1 (de)
DE (1) DE69425749T2 (de)
ES (1) ES2151929T3 (de)
SG (1) SG50592A1 (de)
WO (1) WO1995000867A1 (de)

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Also Published As

Publication number Publication date
EP0710367B1 (de) 2000-08-30
US5637262A (en) 1997-06-10
BR9407266A (pt) 1996-10-01
AU7207694A (en) 1995-01-17
WO1995000867A1 (en) 1995-01-05
DE69425749D1 (de) 2000-10-05
AU675727B2 (en) 1997-02-13
CA2164834A1 (en) 1995-01-05
JPH09505271A (ja) 1997-05-27
US5466398A (en) 1995-11-14
ES2151929T3 (es) 2001-01-16
JP2941061B2 (ja) 1999-08-25
EP0710367A4 (de) 1996-05-15
EP0710367A1 (de) 1996-05-08
SG50592A1 (en) 1998-07-20

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