BE769146A - Derives d'acides chromone-carboxylique - Google Patents

Derives d'acides chromone-carboxylique

Info

Publication number
BE769146A
BE769146A BE769146A BE769146A BE769146A BE 769146 A BE769146 A BE 769146A BE 769146 A BE769146 A BE 769146A BE 769146 A BE769146 A BE 769146A BE 769146 A BE769146 A BE 769146A
Authority
BE
Belgium
Prior art keywords
chromon
carboxylic acid
acid derivatives
derivatives
carboxylic
Prior art date
Application number
BE769146A
Other languages
English (en)
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 BE769146A publication Critical patent/BE769146A/fr

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
BE769146A 1970-07-01 1971-06-28 Derives d'acides chromone-carboxylique BE769146A (fr)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
BE769146A true BE769146A (fr) 1971-11-03

Family

ID=13057059

Family Applications (1)

Application Number Title Priority Date Filing Date
BE769146A BE769146A (fr) 1970-07-01 1971-06-28 Derives d'acides chromone-carboxylique

Country Status (6)

Country Link
BE (1) BE769146A (fr)
DE (1) DE2132260A1 (fr)
FR (2) FR2100851B1 (fr)
GB (2) GB1364261A (fr)
HU (1) HU162498B (fr)
NL (1) NL7109125A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3887585A (en) * 1973-04-18 1975-06-03 Warner Lambert Co Polycyclic gamma-pyrone-3-carboxaldehyde derivatives
US3984441A (en) 1971-06-21 1976-10-05 Takeda Chemical Industries, Ltd. Chromonealdehyde compounds and process for the production thereof
US4008252A (en) 1973-04-18 1977-02-15 Warner-Lambert Company Substituted-3-formylchromone derivatives

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE790792A (fr) * 1971-11-04 1973-02-15 Takeda Chemical Industries Ltd Nouveaux derives de chromone aldehyde et leur procede de fabrication
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.
WO2001016127A1 (fr) * 1999-09-01 2001-03-08 Takeda Chemical Industries, Ltd. Derives de chromone, leur procede de preparation et leur utilisation
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

Cited By (4)

* 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
US3887585A (en) * 1973-04-18 1975-06-03 Warner Lambert Co Polycyclic gamma-pyrone-3-carboxaldehyde derivatives
US4008252A (en) 1973-04-18 1977-02-15 Warner-Lambert Company Substituted-3-formylchromone derivatives
US4098799A (en) 1973-04-18 1978-07-04 Warner-Lambert Company 3-formylchromones

Also Published As

Publication number Publication date
GB1364262A (en) 1974-08-21
FR2127028A1 (fr) 1972-10-13
NL7109125A (fr) 1972-01-04
FR2127028B1 (fr) 1975-10-31
DE2132260A1 (de) 1972-02-03
HU162498B (fr) 1973-02-28
FR2100851B1 (fr) 1975-08-01
GB1364261A (en) 1974-08-21
FR2100851A1 (fr) 1972-03-24

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