Methyl-.alpha.[3'acetoxy-1'isopropenyl]-3 substituted 1.alpha.,5

Details Methyl-.alpha.[3'acetoxy-1'isopropenyl]-3 substituted 1.alpha.,5 Methyl-.alpha.[3'acetoxy-1'isopropenyl]-3 substituted 1.alpha.,5

1975-08-11

1978-03-07

Daus, Donald G.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

C07D51308

Patent

active

040779700

ABSTRACT:
A process is disclosed for the preparation of a compound of the formula ##STR1## where R and R.sup.1 are defined herein below, wherein a compound of the structure; ##STR2## is reacted in a suitable solvent with a haloamide in the presence of a metal oxide or a haloamide in the presence of a free radical initiator under the influence of light or heat or alternatively with a halogen in the presence of a metal oxide, to give a compound of the structure; ##STR3## which compound, in a suitable solvent is reacted with a suitable nucleophilic reagent to obtain the compound; ##STR4## which compound is then subjected to allylic halogenation to give a compound of the structure; ##STR5## which is then reacted with a reducing agent to yield I.

REFERENCES:
patent: 3862164 (1975-01-01), Cooper
patent: 3880872 (1975-04-01), Kukolja et al.
patent: 3900487 (1975-08-01), Underwood et al.
patent: 3927013 (1975-12-01), Barton et al.

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