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Wyeth LLC
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American Home Products Corp
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Publication of ES298514A1publicationCriticalpatent/ES298514A1/en
A process for preparing a compound of the formula ** (See formula) ** where X is CH or nitrogen, the dotted lines in the ring indicate that in those compounds where X is CH the ring may be saturated or unsaturated; Z is halogenated o-phenylene or o-phenylene, lower alkoxy, hydroxy (lower) alkylamino or substituted by at least one alkyl group, R 'is H 2 or oxo, R 2 is hydrogen, acyl or alkyl, R 3 is phenyl, halophenyl, aminohalophenyl, alkoxyphenyl, haloalkylphenyl, aralkyl, alkyl, alkylphenyl, hydroxyphenyl, or a 5- or 6-membered heterocyclic radical; R 4 is hydrogen, halogen, sulfamyl, alkyl, alkoxy, nitro, haloalkoxy, (lower), or aleohylsulfamyl, with the proviso that in those compounds where R 'is H 2 the bond between the carbon atom to which R 3 is attached and the adjacent nitrogen atom is unsaturated, characterized by reacting a diamine of the formula R2H NZNH2 wherein R2 and Z are as defined above, with a compound of the formula ** (See formula) ** where X is CH or N, R is hydrogen or lower alkyl, and, when R is hydrogen, COOR can form a lactolic ring with R300, to form a product of the formula ** (See formula) ** wherein R2, R3 and R4 are as above and Z is lower alkyl, hydroxy (lower) or lower (lower) alkyl substituted by at least one alkyl group and, if desired, form a salt by acid addition of the product or its reduced form. (Machine-translation by Google Translate, not legally binding)
ES298514A1963-04-111964-04-10A procedure for preparing a benzodiazocine compound (Machine-translation by Google Translate, not legally binding)
ExpiredES298514A1
(en)
Procedure for the preparation of N-substituted piperidine derivatives and their use as stabilizers. (Machine-translation by Google Translate, not legally binding)