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.)
And Thore Oskar Verner Rydin Peter Bamberg Bertil Ake Ekstrom Odon Kalman Jã“Zsef Kovacs
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.)
Astra Lakemedel AB
Original Assignee
Astra Lakemedel AB
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 SE7302279Aexternal-prioritypatent/SE397981B/en
Application filed by Astra Lakemedel ABfiledCriticalAstra Lakemedel AB
Application grantedgrantedCritical
Publication of AU5992973ApublicationCriticalpatent/AU5992973A/en
Publication of AU486539B2publicationCriticalpatent/AU486539B2/en
NEW TETRAALKYLAMMONIUM SALTS OF 6-AMINOPENICILLANIC ACID AND OF BENZYLPENICILLIN INTENDED TO BE USED AS INTERMEDIATE PRODUCTS IN THE PREPARATION OF CERTAIN ESTERS OF 6-AMINOPENICILLANIC ACID AND OF BENZYLPENIC