ES200200A3 - PROCEDIMIENTO PARA LA OBTENCIoN DE PRODUCTOS RESULTANTES DE LA CONDENSACIoN DE 4-HIDROXICUMARINA, CON ALFA-BETA-CETONAS NO SATURADAS
- Google Patents
PROCEDIMIENTO PARA LA OBTENCIoN DE PRODUCTOS RESULTANTES DE LA CONDENSACIoN DE 4-HIDROXICUMARINA, CON ALFA-BETA-CETONAS NO SATURADAS
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.)
Individual
Original Assignee
Individual
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 IndividualfiledCriticalIndividual
Priority to ES0200200ApriorityCriticalpatent/ES200200A3/es
Publication of ES200200A3publicationCriticalpatent/ES200200A3/es
Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
Abstract
Procedimiento para la obtención de productos resultantes de la condensación de 4-hidroxicumarina, con alfa-beta-cetonas no saturadas, caracterizado porque partiendo de la 4-hidroxicumarina y las alfa-beta-cetonas no saturadas, se hacen reaccionar por calentamiento a reflujo en la proporción de 2 a 3 veces su peso de piridina.
ES0200200A1951-10-271951-10-27PROCEDIMIENTO PARA LA OBTENCIoN DE PRODUCTOS RESULTANTES DE LA CONDENSACIoN DE 4-HIDROXICUMARINA, CON ALFA-BETA-CETONAS NO SATURADAS
ExpiredES200200A3
(es)