SE388857B - Sett att framstella 3-(4-oxo-4h-1-bensopyran-3)-akrylsyrade-rivat - Google Patents

Sett att framstella 3-(4-oxo-4h-1-bensopyran-3)-akrylsyrade-rivat

Info

Publication number
SE388857B
SE388857B SE7214223A SE1422372A SE388857B SE 388857 B SE388857 B SE 388857B SE 7214223 A SE7214223 A SE 7214223A SE 1422372 A SE1422372 A SE 1422372A SE 388857 B SE388857 B SE 388857B
Authority
SE
Sweden
Prior art keywords
rivate
benzopyran
oxo
preparing
acrylic acid
Prior art date
Application number
SE7214223A
Other languages
English (en)
Swedish (sv)
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 SE388857B publication Critical patent/SE388857B/xx

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)
SE7214223A 1971-11-04 1972-11-02 Sett att framstella 3-(4-oxo-4h-1-bensopyran-3)-akrylsyrade-rivat SE388857B (sv)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
SE388857B true SE388857B (sv) 1976-10-18

Family

ID=13927165

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7214223A SE388857B (sv) 1971-11-04 1972-11-02 Sett att framstella 3-(4-oxo-4h-1-bensopyran-3)-akrylsyrade-rivat

Country Status (12)

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

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
WO2011008501A2 (en) * 2009-06-30 2011-01-20 Bridgestone Corporation Anionic polymerization initiators and processes

Also Published As

Publication number Publication date
DK129706C (ja) 1975-04-21
JPS50675B2 (ja) 1975-01-10
DE2253914C3 (de) 1976-11-25
FR2158535A1 (ja) 1973-06-15
CH575938A5 (ja) 1976-05-31
JPS4852770A (ja) 1973-07-24
BE790802A (fr) 1973-04-30
GB1401504A (en) 1975-07-16
DE2253914A1 (de) 1973-05-10
CA979910A (en) 1975-12-16
FR2158535B1 (ja) 1976-04-23
HU164527B (ja) 1974-02-28
DE2253914B2 (de) 1976-04-15
US3872108A (en) 1975-03-18
DK129706B (da) 1974-11-11
NL7214851A (ja) 1973-05-08

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