ES478822A1 - Procedure for the preparation of derivatives substituted of 2-chloronicotinamidas. (Machine-translation by Google Translate, not legally binding)
- Google Patents
Procedure for the preparation of derivatives substituted of 2-chloronicotinamidas. (Machine-translation by Google Translate, not legally binding)
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.)
Laboratorios Hermes SA
Original Assignee
Laboratorios Hermes 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 Laboratorios Hermes SAfiledCriticalLaboratorios Hermes SA
Priority to ES478822ApriorityCriticalpatent/ES478822A1/en
Publication of ES478822A1publicationCriticalpatent/ES478822A1/en
Process for the preparation of substituted derivatives of 2-chloronicotinamides, of general formula (I) ** formula ** in which r represents an aromatic radical with one or two substituents in the free positions of the benzene ring, which is essentially characterized in that a compound having the formula ii, is reacted with excess thionyl chloride to obtain a compound of formula iii (Machine-translation by Google Translate, not legally binding)
ES478822A1979-03-211979-03-21Procedure for the preparation of derivatives substituted of 2-chloronicotinamidas. (Machine-translation by Google Translate, not legally binding)
ExpiredES478822A1
(en)
A procedure for preparing the isomero without the compounds of 3-cefem-4-carboxylic acid replaced in positions 3 and 7. (Machine-translation by Google Translate, not legally binding)