Legal status (The legal status 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 status listed.)
Expired
Application number
GB546662A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Olin Corp
Original Assignee
Olin Corp
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
Priority claimed from US165295Aexternal-prioritypatent/US3061522A/en
Application filed by Olin CorpfiledCriticalOlin Corp
Publication of GB988056ApublicationCriticalpatent/GB988056A/en
Preparation Of Compounds By Using Micro-Organisms
(AREA)
Abstract
7 - Chloro - 6 - demethyl - tetracycline is produced by cultivating a 7-chlorotetracycline-producing strain of the Streptomyces genus such as S. aureofaciens or S. viridofaciens in an aqueous nutrient medium under aerobic conditions in the presence of aminopterin or a salt thereof.
GB546662A1961-02-201962-02-13Process for the production of demethyltetracyclines
ExpiredGB988056A
(en)