1-Oxa-6-azaspiro[2.5]octanes

Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...

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546 5, C07D49107

Patent

active

044005130

ABSTRACT:
There are disclosed new 4-spiro-oxirane derivatives of substituted piperidine having the general formula: ##STR1## wherein R.sub.1, R.sub.2, R.sub.3, R.sub.4, either like or unlike one another, are each an alkyl radical having 1 to 4 C, or R.sub.1 and R.sub.2, and/or R.sub.3 and R.sub.4 together form a cyclo-alkylene radical having 3 to 13 C; R.sub.5 may be hydrogen, an alkyl, oxyalkyl or alkoxy radical having 1 to 6 C, an aryl or aryl-alkyl radical having 6 to 18 C, an alkenyl radical having 2 to 6 or a --(CH.sub.2).sub.X CO.sub.2 R.sub.7 radical in which X is an integer from 0 to 12, R.sub.7 =H, metal, an alkyl, alkylene, alkenyl, alkenylene radical having 1 to 20 C and R.sub.6 is hydrogen or an alkyl radical containing 1 to 4 C.

REFERENCES:
patent: 3692778 (1972-09-01), Murayama et al.
Fishman et al., "J. Het. Chem.", vol. 5, pp. 467-469 (1968).

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