GB887958A - Derivatives of 1,3,3 trimethyl-spiro(2 h-1-benzopyran-2,2-indoline) - Google Patents

Derivatives of 1,3,3 trimethyl-spiro(2 h-1-benzopyran-2,2-indoline)

Info

Publication number
GB887958A
GB887958A GB11665/60A GB1166560A GB887958A GB 887958 A GB887958 A GB 887958A GB 11665/60 A GB11665/60 A GB 11665/60A GB 1166560 A GB1166560 A GB 1166560A GB 887958 A GB887958 A GB 887958A
Authority
GB
United Kingdom
Prior art keywords
compounds
nitro
irradiation
substituents
solution
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
Application number
GB11665/60A
Other languages
English (en)
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.)
NCR Voyix Corp
National Cash Register Co
Original Assignee
NCR Corp
National Cash Register Co
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 NCR Corp, National Cash Register Co filed Critical NCR Corp
Publication of GB887958A publication Critical patent/GB887958A/en
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03CPHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00Photosensitive materials
    • G03C1/685Compositions containing spiro-condensed pyran compounds or derivatives thereof, as photosensitive substances
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02Phosphorus compounds
    • C07F9/547Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom
    • C07F9/6561Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom containing systems of two or more relevant hetero rings condensed among themselves or condensed with a common carbocyclic ring or ring system, with or without other non-condensed hetero rings

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Indole Compounds (AREA)
  • Color Printing (AREA)
GB11665/60A 1959-04-03 1960-04-01 Derivatives of 1,3,3 trimethyl-spiro(2 h-1-benzopyran-2,2-indoline) Expired GB887958A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US80383659A 1959-04-03 1959-04-03
US108710A US3100778A (en) 1959-04-03 1961-05-09 Derivatives of 1,3,3 trimethyl-spiro (2'h-1'-benzopyran-2,2'-indolene)

Publications (1)

Publication Number Publication Date
GB887958A true GB887958A (en) 1962-01-24

Family

ID=26806185

Family Applications (1)

Application Number Title Priority Date Filing Date
GB11665/60A Expired GB887958A (en) 1959-04-03 1960-04-01 Derivatives of 1,3,3 trimethyl-spiro(2 h-1-benzopyran-2,2-indoline)

Country Status (6)

Country Link
US (1) US3100778A (en, 2012)
CH (1) CH462812A (en, 2012)
DE (1) DE1293773B (en, 2012)
FR (1) FR1253042A (en, 2012)
GB (1) GB887958A (en, 2012)
NL (2) NL113671C (en, 2012)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3505352A (en) * 1964-02-18 1970-04-07 Saint Gobain Halogen-5 trimethyl-1,3,3 indoline 2-spiro-3' nitro 8' naphtho (1,2-b) pyrannes
US4210591A (en) * 1976-01-30 1980-07-01 Ciba-Geigy Corporation Indolinospiropyrane compounds

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL127064C (en, 2012) * 1959-07-16
US3320067A (en) * 1963-09-03 1967-05-16 Polaroid Corp Composition and process utilizing photospirans
US3243428A (en) * 1963-11-18 1966-03-29 Hoffmann La Roche Certain 5, 6-dihydro-6, 12-diphenyldibenzo-[b, f] [1, 5] diazocine compounds
US3290331A (en) * 1964-03-30 1966-12-06 Ncr Co 6'no2, 7'-methoxy indolino-benzospiropyrans
US3445225A (en) * 1965-10-01 1969-05-20 Xerox Corp Electrophotographic imaging process
US3485765A (en) * 1966-07-06 1969-12-23 Eastman Kodak Co Azo modifier containing phototropic compositions
US3528926A (en) * 1966-10-27 1970-09-15 Ncr Co Mixed photochromic compound composition
US3507563A (en) * 1967-02-01 1970-04-21 Itek Corp Color-reversible anti-glare mirror
US3532540A (en) * 1967-10-26 1970-10-06 Ncr Co Differential adhesion process for making high resolution thin film patterns
US3584934A (en) * 1968-04-12 1971-06-15 Itek Corp Nonmechanical shutter
US3671543A (en) * 1970-05-28 1972-06-20 Sumitomo Chemical Co Imidomethyl derivatives of 1,3,3-trimethylindolino-spiropyran
JPS4913354B1 (en, 2012) * 1970-12-19 1974-03-30
US3761942A (en) * 1971-07-28 1973-09-25 Ibm Low energy thermochromic image recording device
JPS491566A (en, 2012) * 1972-04-28 1974-01-08
US3914510A (en) * 1972-06-16 1975-10-21 Ncr Co Thermal sensitive transparency
US4931220A (en) * 1987-11-24 1990-06-05 Ppg Industries, Inc. Organic photochromic pigment particulates
US5403702A (en) * 1991-03-13 1995-04-04 Otsuka Kagaku Kabushiki Kaisha Crystals consisting of an indolinospirobenzopyran derivative
US6211374B1 (en) * 1997-04-23 2001-04-03 Joseph Thomas Ippoliti Water soluble, pyran-based photochromic compounds having carboxylate functionality
EP1993824A4 (en) * 2006-01-10 2012-03-14 Verification Technologies Inc DIGITAL DATA RECORDING MEDIUM WITH PROTECTED DATA
US20210284778A1 (en) 2020-03-11 2021-09-16 Alcon Inc. Photochromic polydiorganosiloxane vinylic crosslinkers
US11999908B2 (en) 2020-06-02 2024-06-04 Alcon Inc. Method for making photochromic contact lenses
EP4237232B1 (en) 2020-10-28 2024-11-27 Alcon Inc. Method for making photochromic contact lenses
US11975499B2 (en) 2020-11-04 2024-05-07 Alcon Inc. Method for making photochromic contact lenses
HUE070248T2 (hu) 2020-11-04 2025-05-28 Alcon Inc Eljárás fotokróm kontaktlencsék elõállítására
KR20230131494A (ko) 2021-03-08 2023-09-13 알콘 인코포레이티드 광기능성 콘택트 렌즈의 제조 방법
HUE070670T2 (hu) 2021-04-01 2025-06-28 Alcon Inc Eljárás fotokróm kontaktlencsék elõállítására
EP4514597A1 (en) 2022-04-28 2025-03-05 Alcon Inc. Method for making uv and hevl-absorbing ophthalmic lenses

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE566862A (en, 2012) * 1957-04-23

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3505352A (en) * 1964-02-18 1970-04-07 Saint Gobain Halogen-5 trimethyl-1,3,3 indoline 2-spiro-3' nitro 8' naphtho (1,2-b) pyrannes
US4210591A (en) * 1976-01-30 1980-07-01 Ciba-Geigy Corporation Indolinospiropyrane compounds

Also Published As

Publication number Publication date
NL250081A (en, 2012)
DE1293773B (de) 1969-04-30
FR1253042A (fr) 1961-02-03
NL113671C (en, 2012)
US3100778A (en) 1963-08-13
CH462812A (fr) 1968-09-30

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