BE797810A - Procede de preparation du nouvel acide bis/4,7-dihydroxycoumarinyle-3/-acetique ainsi que les produits obtenus - Google Patents

Procede de preparation du nouvel acide bis/4,7-dihydroxycoumarinyle-3/-acetique ainsi que les produits obtenus

Info

Publication number
BE797810A
BE797810A BE129675A BE129675A BE797810A BE 797810 A BE797810 A BE 797810A BE 129675 A BE129675 A BE 129675A BE 129675 A BE129675 A BE 129675A BE 797810 A BE797810 A BE 797810A
Authority
BE
Belgium
Prior art keywords
dihydroxycoumarinyl
preparing
well
acetic acid
products obtained
Prior art date
Application number
BE129675A
Other languages
English (en)
French (fr)
Inventor
K Fucik
Original Assignee
Spofa Usines Pharma Reunies
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 Spofa Usines Pharma Reunies filed Critical Spofa Usines Pharma Reunies
Publication of BE797810A publication Critical patent/BE797810A/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
    • C07D311/42—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms in positions 2 and 4
    • C07D311/44—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms in positions 2 and 4 with one hydrogen atom in position 3
    • C07D311/54—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms in positions 2 and 4 with one hydrogen atom in position 3 substituted in the carbocyclic ring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Pyrane Compounds (AREA)
BE129675A 1972-04-12 1973-04-05 Procede de preparation du nouvel acide bis/4,7-dihydroxycoumarinyle-3/-acetique ainsi que les produits obtenus BE797810A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CS2442A CS159456B1 (nl) 1972-04-12 1972-04-12
ZA732331A ZA732331B (en) 1972-04-12 1973-04-04 The new bis-(4,7-dihydroxycoumarinyl-3)-acetic acid

Publications (1)

Publication Number Publication Date
BE797810A true BE797810A (fr) 1973-07-31

Family

ID=25745633

Family Applications (1)

Application Number Title Priority Date Filing Date
BE129675A BE797810A (fr) 1972-04-12 1973-04-05 Procede de preparation du nouvel acide bis/4,7-dihydroxycoumarinyle-3/-acetique ainsi que les produits obtenus

Country Status (15)

Country Link
US (1) US3884940A (nl)
JP (1) JPS4913178A (nl)
AT (1) AT319228B (nl)
AU (1) AU470625B2 (nl)
BE (1) BE797810A (nl)
CA (1) CA1002055A (nl)
CH (1) CH577990A5 (nl)
CS (1) CS159456B1 (nl)
DK (1) DK131724C (nl)
FI (1) FI52580C (nl)
FR (1) FR2182961B1 (nl)
GB (1) GB1364620A (nl)
NL (1) NL7305161A (nl)
SE (1) SE380266B (nl)
ZA (1) ZA732331B (nl)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63252863A (ja) * 1987-04-06 1988-10-19 Mitsubishi Paper Mills Ltd ウエブ搬送方法
US9139352B2 (en) 2014-02-07 2015-09-22 Yeti Coolers, Llc Insulating container

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL60984C (nl) * 1944-03-18
US2703320A (en) * 1953-10-09 1955-03-01 Wisconsin Alumni Res Found Chemical compounds and processes of preparing the same
NL98236C (nl) * 1956-03-10
GB1362222A (en) * 1971-07-12 1974-07-30 Agfa Gevaert Photocycloaddition polymerisation of biscoumarins
US3822293A (en) * 1972-09-28 1974-07-02 Polaroid Corp Process for the preparation of 3-(3'-carboalkoxy-4'-acetoxy-1'-naphthyl)-3-(4"-hydroxy-1"-naphthyl)naphthalide

Also Published As

Publication number Publication date
NL7305161A (nl) 1973-10-16
ZA732331B (en) 1974-11-27
SE380266B (sv) 1975-11-03
CA1002055A (en) 1976-12-21
FI52580C (fi) 1977-10-10
DK131724B (da) 1975-08-25
DE2318043B2 (de) 1976-05-20
DE2318043A1 (de) 1973-10-31
AU470625B2 (en) 1976-03-25
GB1364620A (en) 1974-08-21
US3884940A (en) 1975-05-20
FR2182961A1 (nl) 1973-12-14
CS159456B1 (nl) 1975-01-31
JPS4913178A (nl) 1974-02-05
FI52580B (nl) 1977-06-30
FR2182961B1 (nl) 1976-07-02
AT319228B (de) 1974-12-10
DK131724C (da) 1976-01-26
AU5438373A (en) 1974-10-17
CH577990A5 (nl) 1976-07-30

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