PROCESS FOR PREPARING BENZOXAZOL AND BENZOTHIAZOLAMINE DERIVATIVES

PROCESS FOR PREPARING BENZOXAZOL AND BENZOTHIAZOLAMINE DERIVATIVES

The title compd. (I; -A1=A2-A3=A4- = -CN=CH-CH=CH-, -N=CH-CH =CH-, - CH=N-CH=CH-, -CH=CH-N=CH- or -CH=CH-CH=N-; Z=0 or S; n=0 or 1; R=H, C1-4 alkyl, hydroxy or C1-4 alkyloxy; R1, R2=H, C1-4 alkyl or benzyl; R3,R4=H; L=alkyl, Ar-C2-6 alkenyl or HOCH2(OH) CHCH2 are prepd. by the reaction of piperidine...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: JASSENS, FRANS E, LUYCKX, MARCEL G.M, STOKBROKX, RAYMOND A
Format: Patent
Sprache:eng ; kor
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:The title compd. (I; -A1=A2-A3=A4- = -CN=CH-CH=CH-, -N=CH-CH =CH-, - CH=N-CH=CH-, -CH=CH-N=CH- or -CH=CH-CH=N-; Z=0 or S; n=0 or 1; R=H, C1-4 alkyl, hydroxy or C1-4 alkyloxy; R1, R2=H, C1-4 alkyl or benzyl; R3,R4=H; L=alkyl, Ar-C2-6 alkenyl or HOCH2(OH) CHCH2 are prepd. by the reaction of piperidine of formula (III) and (II) and the presence of an insert solvent.