FR1481033A - Process for the preparation of a new derivative of chromone - Google Patents

Process for the preparation of a new derivative of chromone

Info

Publication number
FR1481033A
FR1481033A FR990096A FR990096A FR1481033A FR 1481033 A FR1481033 A FR 1481033A FR 990096 A FR990096 A FR 990096A FR 990096 A FR990096 A FR 990096A FR 1481033 A FR1481033 A FR 1481033A
Authority
FR
France
Prior art keywords
chromone
preparation
new derivative
derivative
new
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
FR990096A
Other languages
French (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.)
Fisons Pharmaceuticals Ltd
Original Assignee
Fisons Pharmaceuticals 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
Priority claimed from NL646411219A external-priority patent/NL144938B/en
Application filed by Fisons Pharmaceuticals Ltd filed Critical Fisons Pharmaceuticals Ltd
Priority to FR990096A priority Critical patent/FR1481033A/en
Application granted granted Critical
Publication of FR1481033A publication Critical patent/FR1481033A/en
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
    • 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
    • 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
    • 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
    • C07D311/94—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 condensed with rings other than six-membered or with ring systems containing such rings

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR990096A 1964-09-25 1964-10-02 Process for the preparation of a new derivative of chromone Expired FR1481033A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR990096A FR1481033A (en) 1964-09-25 1964-10-02 Process for the preparation of a new derivative of chromone

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL646411219A NL144938B (en) 1964-09-25 1964-09-25 PROCEDURE FOR THE PREPARATION OF PHARMACEUTICAL PREPARATIONS ACTIVE AGAINST THE ANTIGEN-ANTIBODY REACTION.
FR990096A FR1481033A (en) 1964-09-25 1964-10-02 Process for the preparation of a new derivative of chromone

Publications (1)

Publication Number Publication Date
FR1481033A true FR1481033A (en) 1967-05-19

Family

ID=26210304

Family Applications (1)

Application Number Title Priority Date Filing Date
FR990096A Expired FR1481033A (en) 1964-09-25 1964-10-02 Process for the preparation of a new derivative of chromone

Country Status (1)

Country Link
FR (1) FR1481033A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4238606A (en) * 1974-11-30 1980-12-09 Fisons Limited Tricyclic mono-chromone-2-carboxylic acids
CN113527244A (en) * 2021-06-28 2021-10-22 海南医学院 5-methyl chromone derivative and synthetic method and application thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4238606A (en) * 1974-11-30 1980-12-09 Fisons Limited Tricyclic mono-chromone-2-carboxylic acids
CN113527244A (en) * 2021-06-28 2021-10-22 海南医学院 5-methyl chromone derivative and synthetic method and application thereof

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