CA2578767C - Procede de preparation de 7-alkyl-10-hydroxy-20(s)-camptothecine - Google Patents

Procede de preparation de 7-alkyl-10-hydroxy-20(s)-camptothecine Download PDF

Info

Publication number
CA2578767C
CA2578767C CA2578767A CA2578767A CA2578767C CA 2578767 C CA2578767 C CA 2578767C CA 2578767 A CA2578767 A CA 2578767A CA 2578767 A CA2578767 A CA 2578767A CA 2578767 C CA2578767 C CA 2578767C
Authority
CA
Canada
Prior art keywords
camptothecin
ethyl
hydroxy
alkyl
tetrahydro
Prior art date
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.)
Expired - Lifetime
Application number
CA2578767A
Other languages
English (en)
Other versions
CA2578767A1 (fr
Inventor
Chien-Hsing Lin
Kau-Ming Cheng
Yung-Fa Cheng
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.)
Scinopharm Taiwan Ltd
Original Assignee
Scinopharm Taiwan Ltd
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 Scinopharm Taiwan Ltd filed Critical Scinopharm Taiwan Ltd
Priority claimed from CA002523059A external-priority patent/CA2523059A1/fr
Publication of CA2578767A1 publication Critical patent/CA2578767A1/fr
Application granted granted Critical
Publication of CA2578767C publication Critical patent/CA2578767C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)

Abstract

Divulgation d'un procédé de préparation de la 7-éthyl-10-hydroxy-20(S)-camptothécine comprenant les étapes suivantes : réduction de la 7-éthyl-20(S)-camptothécine en 7-éthyl-1,2,6,7-tétrahydro-20(S)-camptothécine au moyen d'hydrogène gazeux et d'un catalyseur de réduction; oxydation de la 7-éthyl-1,2,6,7-tétrahydro-20(S)-camptothécine au moyen d'un agent oxydant pour produire la 7-éthyl-10-hydroxy-20(S)-camptothécine.
CA2578767A 2003-05-12 2004-05-12 Procede de preparation de 7-alkyl-10-hydroxy-20(s)-camptothecine Expired - Lifetime CA2578767C (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US60/449,737 2003-02-24
US46973703P 2003-05-12 2003-05-12
CA002523059A CA2523059A1 (fr) 2003-05-12 2004-05-12 Procede de preparation de 7-alkyl-10-hydroxy-20(s)-camptothecine

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CA002523059A Division CA2523059A1 (fr) 2003-05-12 2004-05-12 Procede de preparation de 7-alkyl-10-hydroxy-20(s)-camptothecine

Publications (2)

Publication Number Publication Date
CA2578767A1 CA2578767A1 (fr) 2004-11-25
CA2578767C true CA2578767C (fr) 2012-01-10

Family

ID=37983313

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2578767A Expired - Lifetime CA2578767C (fr) 2003-05-12 2004-05-12 Procede de preparation de 7-alkyl-10-hydroxy-20(s)-camptothecine

Country Status (1)

Country Link
CA (1) CA2578767C (fr)

Also Published As

Publication number Publication date
CA2578767A1 (fr) 2004-11-25

Similar Documents

Publication Publication Date Title
EP2125824B2 (fr) Préparation améliorée d'oxymorphone à partir d'oripavine
EP1851226B1 (fr) Procede pour purifier des composes de noroxymorphone
AU2004238358B2 (en) Process for the preparation of 7-alkyl-10-hydroxy-20(S)-camptothecin
CN111875517A (zh) 用于合成喜树碱衍生物的中间体及其制备方法和用途
CA2578767C (fr) Procede de preparation de 7-alkyl-10-hydroxy-20(s)-camptothecine
JP5376532B2 (ja) カンプトテシン誘導体の製造方法
CA2108621C (fr) Procede pour la preparation de mono- ou diacetoxyindole
AU7229094A (en) Process for the preparation of 9-amino camptothecin
JP3654050B2 (ja) N−アセチルシクロヘキシルグリシン類の製造方法
JPS59186986A (ja) 1′,2′−ジアシル−l−ビオプテリンの製造法
JPS62263164A (ja) 5−メチル−ピラジン−2−カルボン酸−4−オキシドの製造法
DE2535755C2 (de) Verfahren zur Herstellung von Streptamin
WO2004007518A1 (fr) Derives de 9-o-pseudosaccharinyloxime et procede de preparation de chlarithromycine a l'aide de ces derives
JPH072809A (ja) アミノチアゾール酢酸誘導体の新規製造法
JPH051053A (ja) 6−(3−ジメチルアミノプロピオニル)フオルスコリンの新規製造法
PL106863B1 (pl) Sposob wytwarzania dwuchlorowodorku 2-hydroksymetylo-3-hydroksy-6-/1-hydroksy-2-iii rzed.-butyloaminoetylo/-pirydyny
EP0582929A1 (fr) Procédé pour la préparation d'aminophényl acétates
DE2535754A1 (de) 1,3-didesoxy-1,3- eckige klammer auf n,n'-(1',2',3',4'-tetrahydro-1',4'-dioxo)- phthalazino eckige klammer zu -inosit-verbindungen
JPH0259566A (ja) 4‐ヒドロキシ‐2h‐ピラン‐2‐オンの製造法
US20040204573A1 (en) Process for preparation of erythromycin compounds
JPH03145471A (ja) 1,2,3,4―テトラヒドロアクリジン化合物の製造方法
JPH10265410A (ja) カルボニル化方法およびラクトンの製造方法
JPS6411636B2 (fr)
JPH01193261A (ja) ジベンゾフランのニトロソ誘導体およびニトロソ化合物の製造方法

Legal Events

Date Code Title Description
EEER Examination request