DK174775A - Chromoner, fremgangsmade til fremstilling deraf samt salte deraf - Google Patents

Chromoner, fremgangsmade til fremstilling deraf samt salte deraf

Info

Publication number
DK174775A
DK174775A DK174775A DK174775A DK174775A DK 174775 A DK174775 A DK 174775A DK 174775 A DK174775 A DK 174775A DK 174775 A DK174775 A DK 174775A DK 174775 A DK174775 A DK 174775A
Authority
DK
Denmark
Prior art keywords
chromons
salts
manufacturing methods
manufacturing
methods
Prior art date
Application number
DK174775A
Other languages
Danish (da)
English (en)
Inventor
A Rossi
G Haas
Original Assignee
Ciba Geigy Ag
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 Ciba Geigy Ag filed Critical Ciba Geigy Ag
Publication of DK174775A publication Critical patent/DK174775A/da

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
    • C07D311/78—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)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Pyrane Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DK174775A 1974-05-30 1975-04-23 Chromoner, fremgangsmade til fremstilling deraf samt salte deraf DK174775A (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH745474 1974-05-30
CH443775 1975-04-08

Publications (1)

Publication Number Publication Date
DK174775A true DK174775A (da) 1975-12-01

Family

ID=25695470

Family Applications (1)

Application Number Title Priority Date Filing Date
DK174775A DK174775A (da) 1974-05-30 1975-04-23 Chromoner, fremgangsmade til fremstilling deraf samt salte deraf

Country Status (6)

Country Link
JP (1) JPS511476A (nl)
DE (1) DE2523194A1 (nl)
DK (1) DK174775A (nl)
FR (1) FR2272658A1 (nl)
IL (1) IL47374A0 (nl)
NL (1) NL7506373A (nl)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4116971A (en) * 1977-08-15 1978-09-26 Warner-Lambert Company 3-(1h-tetrazol-5-yl)chromones

Also Published As

Publication number Publication date
IL47374A0 (en) 1975-07-28
JPS511476A (en) 1976-01-08
DE2523194A1 (de) 1975-12-11
FR2272658A1 (en) 1975-12-26
NL7506373A (nl) 1975-12-02

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