FR2100851B1 - - Google Patents

Info

Publication number
FR2100851B1
FR2100851B1 FR7123951A FR7123951A FR2100851B1 FR 2100851 B1 FR2100851 B1 FR 2100851B1 FR 7123951 A FR7123951 A FR 7123951A FR 7123951 A FR7123951 A FR 7123951A FR 2100851 B1 FR2100851 B1 FR 2100851B1
Authority
FR
France
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
FR7123951A
Other versions
FR2100851A1 (fr
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.)
Takeda Pharmaceutical Co Ltd
Original Assignee
Takeda Chemical Industries 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 Takeda Chemical Industries Ltd filed Critical Takeda Chemical Industries Ltd
Publication of FR2100851A1 publication Critical patent/FR2100851A1/fr
Application granted granted Critical
Publication of FR2100851B1 publication Critical patent/FR2100851B1/fr
Expired 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
    • C07D311/22—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4
    • 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
    • C07D311/22—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4
    • C07D311/24—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4 with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached in position 2
FR7123951A 1970-07-01 1971-06-30 Expired FR2100851B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5748770 1970-07-01

Publications (2)

Publication Number Publication Date
FR2100851A1 FR2100851A1 (fr) 1972-03-24
FR2100851B1 true FR2100851B1 (fr) 1975-08-01

Family

ID=13057059

Family Applications (2)

Application Number Title Priority Date Filing Date
FR7123951A Expired FR2100851B1 (fr) 1970-07-01 1971-06-30
FR7209062A Expired FR2127028B1 (fr) 1970-07-01 1972-03-15

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR7209062A Expired FR2127028B1 (fr) 1970-07-01 1972-03-15

Country Status (6)

Country Link
BE (1) BE769146A (fr)
DE (1) DE2132260A1 (fr)
FR (2) FR2100851B1 (fr)
GB (2) GB1364262A (fr)
HU (1) HU162498B (fr)
NL (1) NL7109125A (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3984441A (en) 1971-06-21 1976-10-05 Takeda Chemical Industries, Ltd. Chromonealdehyde compounds and process for the production thereof
BE790792A (fr) * 1971-11-04 1973-02-15 Takeda Chemical Industries Ltd Nouveaux derives de chromone aldehyde et leur procede de fabrication
US3887585A (en) * 1973-04-18 1975-06-03 Warner Lambert Co Polycyclic gamma-pyrone-3-carboxaldehyde derivatives
US4098799A (en) 1973-04-18 1978-07-04 Warner-Lambert Company 3-formylchromones
IT1283115B1 (it) * 1996-06-07 1998-04-07 Mini Ricerca Scient Tecnolog Acido 6,7-didrossi-8-metil-4-oxo-1-benzopiran carbossilico con attivita' antibatterica.
AU6866500A (en) * 1999-09-01 2001-03-26 Takeda Chemical Industries Ltd. Chromone derivatives, process for the preparation of the same and uses thereof
DE10337863A1 (de) * 2003-08-18 2005-03-17 Merck Patent Gmbh Verwendung von Chromen-4-on-Derivaten

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1291864A (en) * 1969-02-12 1972-10-04 Fisons Pharmaceuticals Ltd Mono thiachromone-2-carboxylic acids

Also Published As

Publication number Publication date
DE2132260A1 (de) 1972-02-03
GB1364262A (en) 1974-08-21
GB1364261A (en) 1974-08-21
FR2127028B1 (fr) 1975-10-31
FR2127028A1 (fr) 1972-10-13
BE769146A (fr) 1971-11-03
NL7109125A (fr) 1972-01-04
FR2100851A1 (fr) 1972-03-24
HU162498B (fr) 1973-02-28

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Legal Events

Date Code Title Description
ST Notification of lapse