BENZOFURANS AND METHOD OF PREPARATION THEREOF

organic synthesis. SUBSTANCE: invention provides novel benzofurans of general formula I: (I), in which R1 is amino group, 1-piperazinil, or 4-R3-piperazinil; R2 is hydrogen; R3 benzyl or an amino-protective group; X group COOH, COOA or CONR4R5; R4 and R5 are hydrogen atoms; and A is C1-C4-alkyl, and...

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Bibliographische Detailangaben
Hauptverfasser:	ANDREAS BATE, KURT SHUSTER, BERND KHELFERT, KHENNING BETTKHER
Format:	Patent
Sprache:	eng
Schlagworte:	CHEMISTRY HETEROCYCLIC COMPOUNDS HUMAN NECESSITIES HYGIENE MEDICAL OR VETERINARY SCIENCE METALLURGY ORGANIC CHEMISTRY PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS ORMEDICINAL PREPARATIONS
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Beschreibung
Zusammenfassung:	organic synthesis. SUBSTANCE: invention provides novel benzofurans of general formula I: (I), in which R1 is amino group, 1-piperazinil, or 4-R3-piperazinil; R2 is hydrogen; R3 benzyl or an amino-protective group; X group COOH, COOA or CONR4R5; R4 and R5 are hydrogen atoms; and A is C1-C4-alkyl, and also their salts, suitable as intermediates in synthesis of therapeutic agents influencing central nervous system. EFFECT: increased choice of therapeutic preparations affecting central nervous system. 4 cl, 6 ex