ES243624A1 - Procedure for the obtaining of substitute 1- (b-oxyethyl) -4-phenylpiperidines (Machine-translation by Google Translate, not legally binding)
- Google Patents
Procedure for the obtaining of substitute 1- (b-oxyethyl) -4-phenylpiperidines (Machine-translation by Google Translate, not legally binding)
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Boehringer Ingelheim Pharma GmbH and Co KG
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Dr Karl Thomae GmbH
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Process for the preparation of substituted 1 - (β -oxyethyl) -4-phenylpiperidines of the general formula ** in which R1 represents hydrogen or a hydroxyl group R2 represents a saturated or unsaturated alkyl radical with 1-5 carbon atoms, alkoxy radical with 1-5 carbon atoms, aryl radical, especially a phenyl radical or an amino group R3 represents hydrogen or an acyl residue and Z represents the remains xr4 or ** (see formula) ** being X oxygen or sulfur R4 an aryl residue optionally substituted by lower alkylhydroxyloalkoxyacyloxy or nitro groups or an alicyclic moiety R5 and r6 which may be the same or different hydrogenrests lower alkyl or aryl radicals optionally substituted or which together with the adjacent atom of nitrogen produce the remainder of a ring of 5 or 6 members which may optionally contain other heteroatoms such as oxygen or nitrogen and which may optionally be further substituted by reacting substituted 4-phenylpiperidines of the formula (see formula) (Machine-translation by Google Translate, not legally binding)
ES0243624A1957-08-141958-08-13Procedure for the obtaining of substitute 1- (b-oxyethyl) -4-phenylpiperidines (Machine-translation by Google Translate, not legally binding)
ExpiredES243624A1
(en)
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