Preparation of substituted alkali metal piperidine-4-carboxylate

Details Preparation of substituted alkali metal piperidine-4-carboxylate Preparation of substituted alkali metal piperidine-4-carboxylate

1989-12-13

1991-08-13

Raymond, Richard L.

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

546 70, 546215, C07D21198

Patent

active

050398040

ABSTRACT:
A method of preparing certain substituted alkali metal 4-carboxy-piperidine salts (I) by alkaline hydrolysis of certain novel substituted 1,3,8-triazaspiro[4.5]decane-2, 4-diones (IV) which in turn are obtained from certain novel substituted chlorosulphonylamido piperidines (III).

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Van Daele et al., Synthetic Analgesics: N-(1-[2-Arylethyl]-4-substituted 4-Piperidinyl) N-Arylalkanamides, Arzneim-Forsch. (Drug Res.) 26, Nr. 8 (1976).

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