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.)
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.)
Ferrer Internacional SA
Original Assignee
Ferrer Internacional SA
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 Ferrer Internacional SAfiledCriticalFerrer Internacional SA
Priority to ES461697ApriorityCriticalpatent/ES461697A1/en
Publication of ES461697A1publicationCriticalpatent/ES461697A1/en
Process for obtaining cephalosporin derivatives of the general formula i: * (characterized by reacting the cephalosporin of structural formula ii: * (see formula ii) *, with l-lysine in a medium such as constituted by water, organic solvents such as chloroform or a mixture of water and organic solvent. (Machine-translation by Google Translate, not legally binding)
ES461697A1977-08-041977-08-04Procedure for obtaining cephalosporanic derivatives. (Machine-translation by Google Translate, not legally binding)
ExpiredES461697A1
(en)
Procedure for the obtaining of N- (2-oxo-1-pirrolidinil) acetyl piperazines substituted. (Machine-translation by Google Translate, not legally binding)