DK129706B - Analogifremgangsmåde til fremstilling af kromonderivater. - Google Patents

Analogifremgangsmåde til fremstilling af kromonderivater.

Info

Publication number
DK129706B
DK129706B DK545072AA DK545072A DK129706B DK 129706 B DK129706 B DK 129706B DK 545072A A DK545072A A DK 545072AA DK 545072 A DK545072 A DK 545072A DK 129706 B DK129706 B DK 129706B
Authority
DK
Denmark
Prior art keywords
preparation
analogous process
chromone derivatives
chromone
derivatives
Prior art date
Application number
DK545072AA
Other languages
English (en)
Other versions
DK129706C (da
Inventor
A Nohara
T Umetani
Y Miyata
Y Sanno
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 DK129706B publication Critical patent/DK129706B/da
Application granted granted Critical
Publication of DK129706C publication Critical patent/DK129706C/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
    • C07D311/04—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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Pyrane Compounds (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
DK545072AA 1971-11-04 1972-11-03 Analogifremgangsmåde til fremstilling af kromonderivater. DK129706B (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP46087880A JPS50675B2 (da) 1971-11-04 1971-11-04

Publications (2)

Publication Number Publication Date
DK129706B true DK129706B (da) 1974-11-11
DK129706C DK129706C (da) 1975-04-21

Family

ID=13927165

Family Applications (1)

Application Number Title Priority Date Filing Date
DK545072AA DK129706B (da) 1971-11-04 1972-11-03 Analogifremgangsmåde til fremstilling af kromonderivater.

Country Status (12)

Country Link
US (1) US3872108A (da)
JP (1) JPS50675B2 (da)
BE (1) BE790802A (da)
CA (1) CA979910A (da)
CH (1) CH575938A5 (da)
DE (1) DE2253914C3 (da)
DK (1) DK129706B (da)
FR (1) FR2158535B1 (da)
GB (1) GB1401504A (da)
HU (1) HU164527B (da)
NL (1) NL7214851A (da)
SE (1) SE388857B (da)

Families Citing this family (7)

* 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
US3993669A (en) * 1974-06-05 1976-11-23 Syntex (U.S.A.) Inc. Mono- and disubstituted 1.4-benzopyrone-6-carboxylic acids and derivatives thereof
US4033845A (en) * 1975-11-20 1977-07-05 Warner-Lambert Company [2-(4-Oxo-4H-1-benzopyran-2-yl)ethenyl]benzonitriles and benzoic acids
US4025642A (en) * 1975-12-03 1977-05-24 Smithkline Corporation Substituted 2H-pyran-2, 6(3H)-dione derivatives
JPS59112878U (ja) * 1983-07-03 1984-07-30 沢入　晴之 漁船における貯蔵魚の出艙装置
ES2633097T3 (es) * 2009-06-30 2017-09-19 Bridgestone Corporation Iniciadores de polimerización aniónica y procesos

Also Published As

Publication number Publication date
NL7214851A (da) 1973-05-08
FR2158535A1 (da) 1973-06-15
JPS50675B2 (da) 1975-01-10
DE2253914B2 (de) 1976-04-15
HU164527B (da) 1974-02-28
DK129706C (da) 1975-04-21
DE2253914A1 (de) 1973-05-10
CA979910A (en) 1975-12-16
US3872108A (en) 1975-03-18
JPS4852770A (da) 1973-07-24
DE2253914C3 (de) 1976-11-25
CH575938A5 (da) 1976-05-31
GB1401504A (en) 1975-07-16
BE790802A (fr) 1973-04-30
FR2158535B1 (da) 1976-04-23
SE388857B (sv) 1976-10-18

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