IT1050358B - Procedimento per la preparazione di derivati del 5 idrossi 2 carrossi cromone - Google Patents

Procedimento per la preparazione di derivati del 5 idrossi 2 carrossi cromone

Info

Publication number
IT1050358B
IT1050358B IT26560/71A IT2656071A IT1050358B IT 1050358 B IT1050358 B IT 1050358B IT 26560/71 A IT26560/71 A IT 26560/71A IT 2656071 A IT2656071 A IT 2656071A IT 1050358 B IT1050358 B IT 1050358B
Authority
IT
Italy
Prior art keywords
carrosis
chromone
hydroxy
derivatives
procedure
Prior art date
Application number
IT26560/71A
Other languages
English (en)
Inventor
G Pifferi
Original Assignee
Isf Spa
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 Isf Spa filed Critical Isf Spa
Priority to IT26560/71A priority Critical patent/IT1050358B/it
Priority to GB4384871A priority patent/GB1363747A/en
Priority to DE2226825A priority patent/DE2226825A1/de
Priority to US00260273A priority patent/US3843687A/en
Priority to CA144,061A priority patent/CA978196A/en
Priority to JP47059086A priority patent/JPS4938276B1/ja
Priority to BR4230/72A priority patent/BR7204230D0/pt
Priority to AU59693/73A priority patent/AU5969373A/en
Application granted granted Critical
Publication of IT1050358B publication Critical patent/IT1050358B/it

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
    • C07D311/24—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4 with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached in position 2

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Pyrane Compounds (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
IT26560/71A 1971-07-02 1971-07-02 Procedimento per la preparazione di derivati del 5 idrossi 2 carrossi cromone IT1050358B (it)

Priority Applications (8)

Application Number Priority Date Filing Date Title
IT26560/71A IT1050358B (it) 1971-07-02 1971-07-02 Procedimento per la preparazione di derivati del 5 idrossi 2 carrossi cromone
GB4384871A GB1363747A (en) 1971-07-02 1971-09-21 Method for the preparation of derivatives of 5-hydroxy-2-carboxych romone
DE2226825A DE2226825A1 (de) 1971-07-02 1972-06-02 Verfahren zur herstellung von derivaten des 5-hydroxy-2-carboxychromons
US00260273A US3843687A (en) 1971-07-02 1972-06-06 Method for the preparation of derivatives of 5-hydro xy-2-carboxychromone
CA144,061A CA978196A (en) 1971-07-02 1972-06-06 Method for the preparation of derivatives of 5-hydroxy-2-carboxychromone
JP47059086A JPS4938276B1 (it) 1971-07-02 1972-06-15
BR4230/72A BR7204230D0 (pt) 1971-07-02 1972-06-28 Processo para a sintese de derivados de 5-hidroxi-2-carboxi ciomona
AU59693/73A AU5969373A (en) 1971-07-02 1973-08-28 Preparation of derivatives of 5-hydroxy-2-carboxychromone

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT26560/71A IT1050358B (it) 1971-07-02 1971-07-02 Procedimento per la preparazione di derivati del 5 idrossi 2 carrossi cromone

Publications (1)

Publication Number Publication Date
IT1050358B true IT1050358B (it) 1981-03-10

Family

ID=11219776

Family Applications (1)

Application Number Title Priority Date Filing Date
IT26560/71A IT1050358B (it) 1971-07-02 1971-07-02 Procedimento per la preparazione di derivati del 5 idrossi 2 carrossi cromone

Country Status (8)

Country Link
US (1) US3843687A (it)
JP (1) JPS4938276B1 (it)
AU (1) AU5969373A (it)
BR (1) BR7204230D0 (it)
CA (1) CA978196A (it)
DE (1) DE2226825A1 (it)
GB (1) GB1363747A (it)
IT (1) IT1050358B (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4067992A (en) * 1975-09-10 1978-01-10 Fisons Limited Method of treating a psychiatric condition
US4145438A (en) * 1975-09-10 1979-03-20 Fisons Limited Method for treatment of eczema or psoriasis
AU2003254323A1 (en) * 2002-08-07 2004-02-25 The Penn State Research Foundation System and method for bonding and debonding a workpiece to a manufacturing fixture

Also Published As

Publication number Publication date
BR7204230D0 (pt) 1973-06-14
JPS4938276B1 (it) 1974-10-16
US3843687A (en) 1974-10-22
GB1363747A (en) 1974-08-14
AU5969373A (en) 1975-03-06
CA978196A (en) 1975-11-18
DE2226825A1 (de) 1973-01-18

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