HU174820B - Sposob poluchenija policiklicheskogo novogo antibiotika tipa ehfira - Google Patents

Sposob poluchenija policiklicheskogo novogo antibiotika tipa ehfira

Info

Publication number
HU174820B
HU174820B HU75PI484A HUPI000484A HU174820B HU 174820 B HU174820 B HU 174820B HU 75PI484 A HU75PI484 A HU 75PI484A HU PI000484 A HUPI000484 A HU PI000484A HU 174820 B HU174820 B HU 174820B
Authority
HU
Hungary
Prior art keywords
antibiotic
preparing
ether type
new polycyclic
polycyclic
Prior art date
Application number
HU75PI484A
Other languages
English (en)
Inventor
Walter P Cullen
John B Routien
Frank C Sciavolino
Charles E Moppett
Mark T Jefferson
Walter D Celmer
Original Assignee
Pfizer
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 Pfizer filed Critical Pfizer
Publication of HU174820B publication Critical patent/HU174820B/hu

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D493/00—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system
    • C07D493/02—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system in which the condensed system contains two hetero rings
    • C07D493/10—Spiro-condensed systems

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
HU75PI484A 1974-08-09 1975-08-08 Sposob poluchenija policiklicheskogo novogo antibiotika tipa ehfira HU174820B (hu)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US49628974A 1974-08-09 1974-08-09

Publications (1)

Publication Number Publication Date
HU174820B true HU174820B (hu) 1980-03-28

Family

ID=23972000

Family Applications (1)

Application Number Title Priority Date Filing Date
HU75PI484A HU174820B (hu) 1974-08-09 1975-08-08 Sposob poluchenija policiklicheskogo novogo antibiotika tipa ehfira

Country Status (6)

Country Link
AT (1) AT342765B (hu)
BE (1) BE831947A (hu)
CS (1) CS195709B2 (hu)
HU (1) HU174820B (hu)
PL (1) PL97341B1 (hu)
ZA (1) ZA754572B (hu)

Also Published As

Publication number Publication date
ZA754572B (en) 1976-06-30
ATA602975A (de) 1977-08-15
BE831947A (fr) 1976-02-02
AT342765B (de) 1978-04-25
PL97341B1 (pl) 1978-02-28
CS195709B2 (cs) 1980-02-29

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Legal Events

Date Code Title Description
HU90 Patent valid on 900628
HMM4 Cancellation of final prot. due to non-payment of fee