AT221227B - Verfahren zur Herstellung von Desmethyltetracyclin - Google Patents

Verfahren zur Herstellung von Desmethyltetracyclin

Info

Publication number
AT221227B
AT221227B AT55859A AT55859A AT221227B AT 221227 B AT221227 B AT 221227B AT 55859 A AT55859 A AT 55859A AT 55859 A AT55859 A AT 55859A AT 221227 B AT221227 B AT 221227B
Authority
AT
Austria
Prior art keywords
desmethyltetracycline
production
chlorodesmethyltetracycline
bromodesmethyltetracycline
dehalogenated
Prior art date
Application number
AT55859A
Other languages
English (en)
Original Assignee
American Cyanamid Co
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 American Cyanamid Co filed Critical American Cyanamid Co
Application granted granted Critical
Publication of AT221227B publication Critical patent/AT221227B/de

Links

Landscapes

  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Catalysts (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

Description


   <Desc/Clms Page number 1> 
 



  Verfahren zur Herstellung von Desmethyltetracyclin 
 EMI1.1 
 

 <Desc/Clms Page number 2> 

 der Desmethyl-2, 1 kg/cm2 in Berührung gehalten. Im Reaktionsprodukt lässt sich 6-Desmethyltetracyclin durch sein Ultraviolettspektrum und papierchromatographisch nachweisen.

Claims (1)

  1. PATENTANSPRUCH : Verfahren zur Herstellung von Desmethyltetracyclin, dadurch gekennzeichnet, dass Chlordesmethyltetracyclin oder Bromdesmethyltetracyclindurchkatalytische Hydrierung, vorzugsweise unter Verwendung von Palladiumkohle als Katalysator, enthalogeniert wird.
AT55859A 1956-05-28 1957-05-28 Verfahren zur Herstellung von Desmethyltetracyclin AT221227B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US221227XA 1956-05-28 1956-05-28

Publications (1)

Publication Number Publication Date
AT221227B true AT221227B (de) 1962-05-10

Family

ID=21807928

Family Applications (1)

Application Number Title Priority Date Filing Date
AT55859A AT221227B (de) 1956-05-28 1957-05-28 Verfahren zur Herstellung von Desmethyltetracyclin

Country Status (1)

Country Link
AT (1) AT221227B (de)

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