[EN] PROCESS FOR THE MANUFACTURING OF 7-ETHYL-10-HYDROXY CAMPTOTHECIN<br/>[FR] PROCEDE DE FABRICATION DE CAMPTOTHECINE 7-ETHYL-10-HYDROXY
申请人:FERMION OY
公开号:WO2006082279A1
公开(公告)日:2006-08-10
[EN] The invention discloses the preparation method of 7-ethyl-l0-hydroxycamptothecin from 4-ethyl-7, 8-dihydro-4-hydroxy-lH-pyrano [3,4-f ] indolizine-3, 6,10 (4H) -trione and 1- (2-amino-5-hydroxyphenyl) -propan-1-one using high reaction temperature and fast heating to that temperature .
[FR] L'invention concerne un procédé de préparation de 7-éthyl-10-hydroxycamptothécine à partir de 4-éthyl-7,8-dihydro-4-hydroxy-1H-pyrano[3,4-f]indolizine-3,6,10(4H)-trione et 1-(2-amino-5-hydroxyphényle)-propane-1-one qui utilise une température de réaction supérieure et un chauffage plus rapide à cette température.