DE24727T1 - Anthracycline glycosides, processes for their preparation and pharmaceutical compositions containing them - Google Patents

Anthracycline glycosides, processes for their preparation and pharmaceutical compositions containing them

Info

Publication number
DE24727T1
DE24727T1 DE1980105099 DE80105099T DE24727T1 DE 24727 T1 DE24727 T1 DE 24727T1 DE 1980105099 DE1980105099 DE 1980105099 DE 80105099 T DE80105099 T DE 80105099T DE 24727 T1 DE24727 T1 DE 24727T1
Authority
DE
Germany
Prior art keywords
methyl
pharmaceutically acceptable
general formula
acid addition
daunorubicin
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.)
Pending
Application number
DE1980105099
Other languages
German (de)
Inventor
Alberto Mailand; Cassinelli Giuseppe Voghera; Penco Sergio Mailand; Arcamone Federico Nerviano; Marco Aurelio di Mailand; Bargiotti (Italien)
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.)
Pfizer Italia SRL
Original Assignee
Farmitalia Carlo Erba SRL
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 Farmitalia Carlo Erba SRL filed Critical Farmitalia Carlo Erba SRL
Publication of DE24727T1 publication Critical patent/DE24727T1/en
Pending legal-status Critical Current

Links

Claims (10)

PatentansprücheClaims 1. Anthrazyklin-Glykoside der allgemeinen Formel I1. Anthracycline glycosides of the general formula I (I)(I) in welcher R. ein Wasserstoffatom oder eine Hydroxygruppe, eines von R1 und R„ eine Methylgruppe und das andere von R. und R„ eine Hydroxygruppe bedeuten, sowie deren pharmazeutisch annehmbaren Säureadditionssalze. in which R. is a hydrogen atom or a hydroxy group, one of R 1 and R "is a methyl group and the other of R. and R" is a hydroxyl group, as well as their pharmaceutically acceptable acid addition salts. 2. 4'-C-Methyl-daunorubicin.2. 4'-C-methyl-daunorubicin. 3. 4'-C-Methyl-daunorubicin.3. 4'-C-methyl-daunorubicin. 4. 4'-Epi-4'-C-methyl-daunorubicin.4. 4'-Epi-4'-C-methyl-daunorubicin. 5. 4'-Epi-4'-C-methyl-doxorubicin.5. 4'-Epi-4'-C-methyl-doxorubicin. 6. Verfahren zur Herstellung von Anthrazyklin-Glykosiden gemäß Anspruch 1, dadurch gekennzeichnet , daß man Daunomycinon mit 2,3,6-Trideoxy-4-C-methyl-4-0-p.nitrobenzyol-3-trifluoro-acetamido-L-lyxo-hexapyranosylchlorid oder 2,3,6-Trideoxy-4-C-methyl-4-O-p.nitrobenzoyl-L-arabino-hexapyranosylchlorid, 6. Process for the preparation of anthracycline glycosides according to claim 1, characterized in that daunomycinone is mixed with 2,3,6-trideoxy-4-C-methyl-4-0-p.nitrobenzyol-3-trifluoro-acetamido-L-lyxo-hexapyranosyl chloride or 2,3,6-trideoxy-4-C-methyl-4-O-p.nitrobenzoyl-L-arabino-hexapyranosyl chloride, 130707/0074130707/0074 die aus den entsprechenden geschützten Glykosid-Derivaten erhalten wurden, kondensiert, daß man alle Schutzgruppen in an sich bekannter Weise entfernt, und die freien Glykosidbasen (R=H) der allgemeinen Formel (I), gegebenenfalls in Form der Säureadditionssalze, isoliert, und dann in 14-Stellung gegebenenfalls bromiert und durch Hydrolyse die entsprechenden freien Glykosidbasen (R=OH) der allgemeinen Formel (I) isoliert und gegebenenfalls in die pharmezeutisch annehmbaren Säureadditionssalze überführt.obtained from the corresponding protected glycoside derivatives, condensed that all protecting groups removed in a manner known per se, and the free glycoside bases (R = H) of the general formula (I), if appropriate in the form of the acid addition salts, isolated, and then optionally brominated in the 14-position and the corresponding free glycoside bases (R = OH) of the general formula (I) are isolated and optionally by hydrolysis converted into the pharmaceutically acceptable acid addition salts. 7. Verfahren gemäß Anspruch 6, dadurch gekennzeichnet , daß die Schutzgruppen durch milde alkalische Hydrolyse entfernt werden.7. The method according to claim 6, characterized that the protecting groups are removed by mild alkaline hydrolysis. 8. Verfahren gemäß Anspruch 6, dadurch gekennzeichnet , daß die Bromierung mit einer Lösung von Brom in einem organischen Lösungsmittel durchgeführt wird.8. The method according to claim 6, characterized that the bromination with a solution of bromine in an organic solvent is carried out. 9. Verfahren gemäß Anspruch 6, dadurch gekennzeichnet , daß die Hydrolyse der 14-Bromoderivate mit einer wäßrigen Lösung von Natriumformiat durchgeführt wird.9. The method according to claim 6, characterized that the hydrolysis of the 14-bromo derivatives with an aqueous solution of sodium formate is carried out. 10. Pharmazeutische Zusammensetzung, enthaltend eine Verbindung der allgemeinen Formel (I) gemäß Anspruch 1 oder ein pharmazeutisch annehmbares Säureadditionssalz davon in Mischung mit einem pharmazeutisch annehmbaren Verdünnungsmittel oder Träger.10. A pharmaceutical composition containing a compound of the general formula (I) according to Claim 1 or a pharmaceutically acceptable acid addition salt thereof in admixture with a pharmaceutically acceptable one Diluents or carriers. 130707 /0074130707/0074
DE1980105099 1979-09-01 1980-08-27 Anthracycline glycosides, processes for their preparation and pharmaceutical compositions containing them Pending DE24727T1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7930392 1979-09-01

Publications (1)

Publication Number Publication Date
DE24727T1 true DE24727T1 (en) 1981-08-13

Family

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