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.)
Merck Sante SAS
Original Assignee
LIPHA SAS
LIPHA Liyonnaise Industrielle Pharmaceutique
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 FR84816Aexternal-prioritypatent/FR1504862A/en
Application filed by LIPHA SAS, LIPHA Liyonnaise Industrielle PharmaceutiquefiledCriticalLIPHA SAS
Publication of ES347513A1publicationCriticalpatent/ES347513A1/en
Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems
(AREA)
Abstract
Preparation procedure of the compounds represented by the formula **(See formula)** in which n is an integer at most equal to 4; R1 is a member of the group consisting of hydrogen, alcohol radicals and the first link attached to the adjacent nitrogen atom of a heterocyclic nucleus containing this atom, preferably morpholine and piperidine; R2 is a member of the group consisting of the alcoholic radicals, hydroxy lower alcoholics and the last link is attached to the nitrogen atom of the mentioned heterocyclic nucleus, characterized in that a hydroxy-4-carbalkoxy-3 thio-1 coumarin is condensed, preferably hydroxy-4-carbetoxy-3 thio-1 coumarin, of the formula **(See formula)** with an amine of formula (see formula) in which n, R1 and R2 have the same meanings as above. (Machine-translation by Google Translate, not legally binding)
ES347513A1966-11-241967-11-23Procedure for preparation of carboxamidas-tiocumarinas. (Machine-translation by Google Translate, not legally binding)
ExpiredES347513A1
(en)
Procedure for the preparation of new compounds of 1,4-benzodioxane and 1,5-benzodioxane and of 1,5-benzodioxepane (Machine-translation by Google Translate, not legally binding)
Procedure for the obtaining of 3 ', 4', 5 ', - trimetoxi-3- amino-acrilo-fenonas. (Machine-translation by Google Translate, not legally binding)
A procedure for the preparation of substitute thyoxantenosulphonamids and their acid addition salts. (Machine-translation by Google Translate, not legally binding)