CA2293834A1 - Naphtopyrans substitues - Google Patents

Naphtopyrans substitues Download PDF

Info

Publication number: CA2293834A1
Authority: CA; Canada
Prior art keywords: compounds; naphtho; naphthopyran; certain substituents; novel
Prior art date: 1997-06-04
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.): Granted

Application number

CA002293834A

Other languages

English (en)

Other versions

CA2293834C (fr

Inventor

Anil Kumar

David B. Knowles

Barry Van Gemert

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.)

Transitions Optical Inc

Original Assignee

Individual

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.)

1997-06-04

Filing date

1997-06-04

Publication date

1998-12-10

1997-06-04 Application filed by Individual filed Critical Individual

1997-06-04 Priority claimed from PCT/US1997/009687 external-priority patent/WO1998055457A1/fr

1998-12-10 Publication of CA2293834A1 publication Critical patent/CA2293834A1/fr

2005-01-04 Application granted granted Critical

2005-01-04 Publication of CA2293834C publication Critical patent/CA2293834C/fr

2017-06-04 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

150000001875 compounds Chemical class 0.000 abstract 4
VCMLCMCXCRBSQO-UHFFFAOYSA-N 3h-benzo[f]chromene Chemical compound C1=CC=CC2=C(C=CCO3)C3=CC=C21 VCMLCMCXCRBSQO-UHFFFAOYSA-N 0.000 abstract 3
125000004432 carbon atom Chemical group C* 0.000 abstract 2
125000001424 substituent group Chemical group 0.000 abstract 2
VCDAWCBLCCVSKE-UHFFFAOYSA-N 2h-benzo[h]chromene Chemical class C1=CC2=CC=CC=C2C2=C1C=CCO2 VCDAWCBLCCVSKE-UHFFFAOYSA-N 0.000 abstract 1
229910052799 carbon Inorganic materials 0.000 abstract 1
230000000295 complement effect Effects 0.000 abstract 1
125000004309 pyranyl group Chemical group O1C(C=CC=C1)* 0.000 abstract 1
230000002441 reversible effect Effects 0.000 abstract 1
125000003003 spiro group Chemical group 0.000 abstract 1

Classifications

- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K9/00—Tenebrescent materials, i.e. materials for which the range of wavelengths for energy absorption is changed as a result of excitation by some form of energy
- C09K9/02—Organic tenebrescent materials
- 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
- C07D311/78—Ring systems having three or more relevant rings
- C07D311/92—Naphthopyrans; Hydrogenated naphthopyrans
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/20—Filters
- G02B5/22—Absorbing filters
- G02B5/23—Photochromic filters

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Engineering & Computer Science (AREA)
Materials Engineering (AREA)
Compositions Of Macromolecular Compounds (AREA)
Plural Heterocyclic Compounds (AREA)
Eyeglasses (AREA)
Pyrane Compounds (AREA)
Optical Filters (AREA)

CA002293834A 1997-06-04 1997-06-04 Naphtopyrans substitues Expired - Fee Related CA2293834C (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
PCT/US1997/009687 WO1998055457A1 (fr)	1995-10-13	1997-06-04	Naphtopyrans substitues

Publications (2)

Publication Number	Publication Date
CA2293834A1 true CA2293834A1 (fr)	1998-12-10
CA2293834C CA2293834C (fr)	2005-01-04

Family

ID=22261022

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA002293834A Expired - Fee Related CA2293834C (fr)	1997-06-04	1997-06-04	Naphtopyrans substitues

Country Status (6)

Country	Link
JP (1)	JP2002502418A (fr)
AU (1)	AU719249B2 (fr)
CA (1)	CA2293834C (fr)
DE (1)	DE69737400T2 (fr)
HU (1)	HUP0003678A2 (fr)
IL (1)	IL133261A0 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6998072B2 (en) *	2001-11-01	2006-02-14	Transitions Optical, Inc.	Photochromic polymerizable compositions
DE60327324D1 (de) *	2003-11-05	2009-06-04	Corning Inc	Fotochrome kondensierte Pyranen substituiert mit Carbamyl oder Harnstoff tragendem Phenyl

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3567605A (en) *	1966-03-30	1971-03-02	Ralph S Becker	Photochemical process
US3627690A (en) *	1969-10-01	1971-12-14	Itek Corp	Photochromic naphthopyran compositions
US5514817A (en) *	1994-08-04	1996-05-07	Ppg Industries, Inc.	Substituted phenanthropyrans

1997
- 1997-06-04 JP JP50231799A patent/JP2002502418A/ja active Pending
- 1997-06-04 DE DE69737400T patent/DE69737400T2/de not_active Expired - Lifetime
- 1997-06-04 AU AU33773/97A patent/AU719249B2/en not_active Ceased
- 1997-06-04 CA CA002293834A patent/CA2293834C/fr not_active Expired - Fee Related
- 1997-06-04 IL IL13326197A patent/IL133261A0/xx unknown
- 1997-06-04 HU HU0003678A patent/HUP0003678A2/hu unknown

Also Published As

Publication number	Publication date
DE69737400T2 (de)	2007-11-08
IL133261A0 (en)	2001-04-30
DE69737400D1 (en)	2007-04-05
CA2293834C (fr)	2005-01-04
JP2002502418A (ja)	2002-01-22
AU719249B2 (en)	2000-05-04
HUP0003678A2 (en)	2001-03-28
AU3377397A (en)	1998-12-21

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Legal Events

Date	Code	Title	Description
1999-12-03	EEER	Examination request
2017-07-17	MKLA	Lapsed	Effective date: 20170605