Nitrogen containing compounds, their preparation and use of same

Details Nitrogen containing compounds, their preparation and use of same Nitrogen containing compounds, their preparation and use of same

1985-09-10

1986-08-19

Lone, Werren B.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

252522R, 568374, C07D29500

Patent

active

046071091

ABSTRACT:
Nitrogen containing compounds of formula ##STR1## wherein symbol R designates a C.sub.1 -C.sub.3 alkyl group, each of R.sup.1 and R.sup.2 represents, when taken separately, a C.sub.1 -C.sub.6 alkyl radical or, when taken together, a polymethylene and R.sup.3 represents a C.sub.1 -C.sub.3 alkyl group, preferably a methyl radical, or a hydrogen atom.
Process for their preparation comprising the addition of an amine of formula ##STR2## to an aldehyde of formula ##STR3## Use of said compounds (I) as starting materials for the preparation of decalin ketone derivatives of general formula ##STR4## containing a double bond in one of the positions indicated by the dotted lines and wherein R.sup.4 designates a hydrogen atom or a methyl radical, and symbols R and R.sup.3 have the meaning indicated for formula (I).

REFERENCES:
patent: 3259646 (1966-07-01), Harris et al.
patent: 3988373 (1976-10-01), Nakamishi et al.
Snowden, Chemical Abstracts, vol. 101, p. 230790 (1984).

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