CA995682A - Process for the preparation of 3-cyanochromones - Google Patents

Process for the preparation of 3-cyanochromones

Info

Publication number
CA995682A
CA995682A CA187,150A CA187150A CA995682A CA 995682 A CA995682 A CA 995682A CA 187150 A CA187150 A CA 187150A CA 995682 A CA995682 A CA 995682A
Authority
CA
Canada
Prior art keywords
cyanochromones
preparation
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
CA187,150A
Other languages
English (en)
Other versions
CA187150S (en
Inventor
Sylvester Klutchko
Maximilian Von Strandtmann
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.)
Warner Lambert Co LLC
Original Assignee
Warner Lambert Co LLC
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 Warner Lambert Co LLC filed Critical Warner Lambert Co LLC
Application granted granted Critical
Publication of CA995682A publication Critical patent/CA995682A/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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P37/00—Drugs for immunological or allergic disorders
    • A61P37/08—Antiallergic agents

Landscapes

  • Organic Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Medicinal Chemistry (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • General Chemical & Material Sciences (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Pulmonology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Immunology (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Pyrane Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CA187,150A 1972-12-04 1973-12-03 Process for the preparation of 3-cyanochromones Expired CA995682A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00312155A US3853921A (en) 1972-12-04 1972-12-04 Process for the preparation of 3-cyanochromones

Publications (1)

Publication Number Publication Date
CA995682A true CA995682A (en) 1976-08-24

Family

ID=23210120

Family Applications (1)

Application Number Title Priority Date Filing Date
CA187,150A Expired CA995682A (en) 1972-12-04 1973-12-03 Process for the preparation of 3-cyanochromones

Country Status (7)

Country Link
US (1) US3853921A (cs)
JP (1) JPS5310595B2 (cs)
AU (1) AU474118B2 (cs)
CA (1) CA995682A (cs)
DE (1) DE2356901A1 (cs)
FR (1) FR2208896B1 (cs)
GB (1) GB1402226A (cs)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4151180A (en) * 1972-04-12 1979-04-24 Takeda Chemical Industries, Ltd. Chromone derivatives
US4098799A (en) * 1973-04-18 1978-07-04 Warner-Lambert Company 3-formylchromones
US3932466A (en) * 1974-12-13 1976-01-13 Warner-Lambert Company Substituted 2-amino chromones and process for the preparation thereof
US4024160A (en) * 1974-12-13 1977-05-17 Warner-Lambert Company Substituted 2-amino chromones and process for the preparation thereof
US4018798A (en) * 1975-11-20 1977-04-19 Warner-Lambert Company Substituted (4-oxo-4H-1-benzopyran-2-yl)cyclopropane carboxylic acids and esters
US4013771A (en) * 1975-12-15 1977-03-22 Warner-Lambert Company Substituted 2-aminothiochromones
US4196128A (en) * 1978-12-13 1980-04-01 Warner-Lambert Company Process for the preparation of 3-cyanochromones
JPS6040067A (ja) * 1983-08-15 1985-03-02 テルモ株式会社 医療用容器
FR3139311B1 (fr) 2022-09-06 2024-07-19 Psa Automobiles Sa Procédé et dispositif de présentation de la longueur d’un d’objet dépassant de l’arrière d’un véhicule automobile

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2701254A (en) * 1952-06-20 1955-02-01 Basf Ag Production of isochromanylacetic acids and their derivatives
GB1147976A (en) * 1965-12-21 1969-04-10 Fisons Pharmaceuticals Ltd Chromone derivatives
US3767679A (en) * 1971-09-13 1973-10-23 Warner Lambert Co 3-substituted chromones

Also Published As

Publication number Publication date
FR2208896B1 (cs) 1980-10-10
FR2208896A1 (cs) 1974-06-28
AU6309673A (en) 1975-06-05
AU474118B2 (en) 1976-07-15
DE2356901A1 (de) 1974-06-27
JPS4986377A (cs) 1974-08-19
JPS5310595B2 (cs) 1978-04-14
GB1402226A (en) 1975-08-06
US3853921A (en) 1974-12-10

Similar Documents

Publication Publication Date Title
CA989827A (en) Process for the preparation of 14-hydroxymorphinan derivatives
CA979449A (en) Process for the preparation of 1-hydroxy-2-pyridones
CA995682A (en) Process for the preparation of 3-cyanochromones
AU471441B2 (en) Process for the preparation of 2-hydrazino-benzothiazoles
AU472802B2 (en) Process for the preparation of 3-nitro-4-amino-toluene
AU474746B2 (en) Process for the preparation of thiazole-sulphenamides
AU477038B2 (en) Process for the preparation of alpha-6-deoxytetracyclines
CA989868A (en) Process for the preparation of isopropylamines
CA1001616A (en) Process for the manufacture of aminoazetidinones
CA993871A (en) Process for the preparation of certain indolobenzazepine derivatives
CA1018182A (en) Process for the preparation of alkylene-bis-amides
CA992967A (en) Process for the preparation of eburnamonines
CA1034581A (en) Process for the manufacture of 2-aryl-vic-triazoles
CA999867A (en) Process for the preparation of 2h-3-isoquinolones
CA1019097A (en) Process for the preparation of trans-polyalkenamers
CA1005058A (en) Process for the preparation of unsymmetrically-substituted alkanolamino-s-triazines
CA996109A (en) Process for the preparation of 2-amino-benzylamines
CA972372A (en) Process for the preparation of aminoalkyleneindolines
CA1006114A (en) Process for the preparation of chloroiminophosgene
CA904305A (en) Process for the preparation of quinoxaline-di-n-oxide-aldehyde
AU484526B2 (en) Process for the preparation of unsymmetrially-substituted alkanolamino-s-triazines
CA905975A (en) Process for the preparation of acetoxy-3-phthalide
CA902605A (en) Process for the preparation of alkylcobalamin
CA915706A (en) Process for the preparation of n-acyldopa
CA914348A (en) Process for the preparation of trans-polypentenamers