DE3781454D1 - Fotochrome spiropyran-verbindungen. - Google Patents

Fotochrome spiropyran-verbindungen.

Info

Publication number
DE3781454D1
DE3781454D1 DE8787304351T DE3781454T DE3781454D1 DE 3781454 D1 DE3781454 D1 DE 3781454D1 DE 8787304351 T DE8787304351 T DE 8787304351T DE 3781454 T DE3781454 T DE 3781454T DE 3781454 D1 DE3781454 D1 DE 3781454D1
Authority
DE
Germany
Prior art keywords
spiropyran compounds
photochrome
sunlight
spiropyrans
novel
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
DE8787304351T
Other languages
English (en)
Other versions
DE3781454T2 (de
Inventor
Harry George Heller
Stephen Nigel Oliver
John Whittall
Ian Tomlinson
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.)
BAE Systems Electronics Ltd
Original Assignee
GEC Marconi Ltd
Marconi Co Ltd
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 GEC Marconi Ltd, Marconi Co Ltd filed Critical GEC Marconi Ltd
Application granted granted Critical
Publication of DE3781454D1 publication Critical patent/DE3781454D1/de
Publication of DE3781454T2 publication Critical patent/DE3781454T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02—Heterocyclic 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
    • C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/96—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings spiro-condensed with carbocyclic rings or ring systems
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/04—Oxygen-containing compounds
    • C08K5/15—Heterocyclic compounds having oxygen in the ring
    • C08K5/151—Heterocyclic compounds having oxygen in the ring having one oxygen atom in the ring
    • C08K5/1545—Six-membered rings
DE8787304351T 1986-05-15 1987-05-15 Fotochrome spiropyran-verbindungen. Expired - Fee Related DE3781454T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB868611837A GB8611837D0 (en) 1986-05-15 1986-05-15 Photochromic spiropyran compounds

Publications (2)

Publication Number Publication Date
DE3781454D1 true DE3781454D1 (de) 1992-10-08
DE3781454T2 DE3781454T2 (de) 1993-04-15

Family

ID=10597906

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787304351T Expired - Fee Related DE3781454T2 (de) 1986-05-15 1987-05-15 Fotochrome spiropyran-verbindungen.

Country Status (12)

Country Link
US (1) US4826977A (de)
EP (1) EP0246114B1 (de)
JP (1) JPS6366178A (de)
KR (1) KR870011125A (de)
CN (1) CN87104184A (de)
AT (1) ATE80160T1 (de)
AU (1) AU610496B2 (de)
BR (1) BR8702511A (de)
DE (1) DE3781454T2 (de)
GB (2) GB8611837D0 (de)
IN (1) IN170732B (de)
ZA (1) ZA873457B (de)

Families Citing this family (178)

* Cited by examiner, † Cited by third party
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DE3781454T2 (de) 1993-04-15
AU7310487A (en) 1987-11-19
AU610496B2 (en) 1991-05-23
EP0246114B1 (de) 1992-09-02
GB8711511D0 (en) 1987-06-17
US4826977A (en) 1989-05-02
CN87104184A (zh) 1988-06-29
GB8611837D0 (en) 1986-06-25
JPS6366178A (ja) 1988-03-24
KR870011125A (ko) 1987-12-21
ZA873457B (en) 1988-04-27
ATE80160T1 (de) 1992-09-15
IN170732B (de) 1992-05-09
EP0246114A3 (en) 1990-01-17
EP0246114A2 (de) 1987-11-19
GB2190379A (en) 1987-11-18
BR8702511A (pt) 1988-02-23
GB2190379B (en) 1990-05-02

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