PROCESS FOR PREPARING 3,4,5-TRIMETHOXYBENZOATE OF DERIVATIVES OF APOVINCAMINOLE OR THEIR SALTS

The invention relates to new polycyclic compounds substituted on the A-ring. More particularly, the invention concerns new polycyclic compounds of the formula (I) (I) wherein R1 is methoxy or halogen and R2 is hydrogen; or R1 is hydrogen and R2 is halogen and acid addition salts thereof.

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Bibliographische Detailangaben
Hauptverfasser:	EGON KARPATI,HU, LASLO SPORNI,HU, DENDVER KIRAJ,HU, ARPAD KIRAJ,HU, LAJOSH SABO,HU, CHABA SANTAI,HU, BELA ROSHDI,HU, MARIA ZAJER,HU, LILLA FORGAKH,HU, DERD KALAUSH,HU
Format:	Patent
Sprache:	eng
Schlagworte:	BEER BIOCHEMISTRY CHEMISTRY COMPOSITIONS THEREOF CULTURE MEDIA ENZYMOLOGY HETEROCYCLIC COMPOUNDS HUMAN NECESSITIES HYGIENE MEDICAL OR VETERINARY SCIENCE METALLURGY MICROBIOLOGY MICROORGANISMS OR ENZYMES MUTATION OR GENETIC ENGINEERING ORGANIC CHEMISTRY PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES PROPAGATING, PRESERVING OR MAINTAINING MICROORGANISMS SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS ORMEDICINAL PREPARATIONS SPIRITS VINEGAR WINE
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