NL7703173A - Werkwijze ter bereiding van chromonderivaten. - Google Patents

Werkwijze ter bereiding van chromonderivaten.

Info

Publication number
NL7703173A
NL7703173A NL7703173A NL7703173A NL7703173A NL 7703173 A NL7703173 A NL 7703173A NL 7703173 A NL7703173 A NL 7703173A NL 7703173 A NL7703173 A NL 7703173A NL 7703173 A NL7703173 A NL 7703173A
Authority
NL
Netherlands
Prior art keywords
preparation
chromon
derivatives
chromon derivatives
Prior art date
Application number
NL7703173A
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 NL7703173A publication Critical patent/NL7703173A/nl

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D257/00Heterocyclic compounds containing rings having four nitrogen atoms as the only ring hetero atoms
    • C07D257/02Heterocyclic compounds containing rings having four nitrogen atoms as the only ring hetero atoms not condensed with other rings
    • C07D257/04Five-membered rings
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P37/00Drugs for immunological or allergic disorders
    • A61P37/08Antiallergic 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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Plural Heterocyclic Compounds (AREA)
NL7703173A 1976-03-26 1977-03-23 Werkwijze ter bereiding van chromonderivaten. NL7703173A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3401476A JPS52116469A (en) 1976-03-26 1976-03-26 Synthesis of chromone derivatives

Publications (1)

Publication Number Publication Date
NL7703173A true NL7703173A (nl) 1977-09-28

Family

ID=12402540

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7703173A NL7703173A (nl) 1976-03-26 1977-03-23 Werkwijze ter bereiding van chromonderivaten.

Country Status (13)

Country Link
JP (1) JPS52116469A (nl)
AT (1) AT351023B (nl)
BE (1) BE852921A (nl)
DE (1) DE2712727A1 (nl)
DK (1) DK132577A (nl)
ES (1) ES457173A1 (nl)
FI (1) FI770953A (nl)
FR (1) FR2345437A1 (nl)
GB (1) GB1549094A (nl)
NL (1) NL7703173A (nl)
NO (1) NO770914L (nl)
SE (1) SE7703394L (nl)
SU (1) SU867308A3 (nl)

Also Published As

Publication number Publication date
JPS52116469A (en) 1977-09-29
FR2345437B1 (nl) 1980-02-01
FR2345437A1 (fr) 1977-10-21
DK132577A (da) 1977-09-27
NO770914L (no) 1977-09-27
GB1549094A (en) 1979-08-01
SE7703394L (sv) 1977-09-27
ATA210777A (de) 1978-12-15
DE2712727A1 (de) 1977-09-29
AT351023B (de) 1979-07-10
ES457173A1 (es) 1978-04-16
SU867308A3 (ru) 1981-09-23
FI770953A (nl) 1977-09-27
BE852921A (fr) 1977-09-26

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Legal Events

Date Code Title Description
BV The patent application has lapsed