GB1364262A - Chromone aldehyde derivatives - Google Patents

Chromone aldehyde derivatives

Info

Publication number
GB1364262A
GB1364262A GB1004374A GB1004374A GB1364262A GB 1364262 A GB1364262 A GB 1364262A GB 1004374 A GB1004374 A GB 1004374A GB 1004374 A GB1004374 A GB 1004374A GB 1364262 A GB1364262 A GB 1364262A
Authority
GB
United Kingdom
Prior art keywords
aldehyde derivatives
chromone aldehyde
july
hydrogen
chromone
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
GB1004374A
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.)
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 GB1364262A publication Critical patent/GB1364262A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D311/00Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02Heterocyclic 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
    • C07D311/04Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
    • C07D311/22Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D311/00Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02Heterocyclic 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
    • C07D311/04Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
    • C07D311/22Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4
    • C07D311/24Benzo[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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
GB1004374A 1970-07-01 1971-07-01 Chromone aldehyde derivatives Expired GB1364262A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
GB1364262A true GB1364262A (en) 1974-08-21

Family

ID=13057059

Family Applications (2)

Application Number Title Priority Date Filing Date
GB1004374A Expired GB1364262A (en) 1970-07-01 1971-07-01 Chromone aldehyde derivatives
GB3078871A Expired GB1364261A (en) 1970-07-01 1971-07-01 Chromone-carboxylic an derivatives

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB3078871A Expired GB1364261A (en) 1970-07-01 1971-07-01 Chromone-carboxylic an derivatives

Country Status (6)

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

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
US4098799A (en) 1973-04-18 1978-07-04 Warner-Lambert Company 3-formylchromones
US3887585A (en) * 1973-04-18 1975-06-03 Warner Lambert Co Polycyclic gamma-pyrone-3-carboxaldehyde derivatives
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.
US6552054B1 (en) * 1999-09-01 2003-04-22 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
NL7109125A (enExample) 1972-01-04
FR2100851A1 (enExample) 1972-03-24
GB1364261A (en) 1974-08-21
HU162498B (enExample) 1973-02-28
FR2127028A1 (enExample) 1972-10-13
BE769146A (fr) 1971-11-03
FR2127028B1 (enExample) 1975-10-31
DE2132260A1 (de) 1972-02-03
FR2100851B1 (enExample) 1975-08-01

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee