New process for the preparation of pristinamycin II.sub.B deriva

Details New process for the preparation of pristinamycin II.sub.B deriva New process for the preparation of pristinamycin II.sub.B deriva

1987-07-07

1988-10-04

Bond, Robert T.

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

Organic compounds

Unsubstituted hydrocarbyl chain between the ring and the -c-...

540455, C07D49814, A61K 3142

Patent

active

047757531

ABSTRACT:
Pristinamycin II.sub.B derivatives of formula I in which R represents: ##STR1## either a 4- to 7-membered nitrogen-containing heterocyclic radical, optionally containing 1 or more other hetero atoms chosen from nitrogen, oxygen and sulphur in the sulphoxide or sulphone form, and unsubstituted or substituted by alkyl,

REFERENCES:
patent: 2802722 (1957-08-01), Stephanou
patent: 4668669 (1987-05-01), Barriere et al.
Bloch et al., "J. Org. Chem.", vol. 50, (1985), pp. 1544-1545.
Trost et al., "J. Org. Chem.", vol. 53, (1988), pp. 532-537.
Kennedy et al., J. Org. Chem., (1960), 25, 1901-1905.
Trost et al., Tetrahedron Letters, 22, (1981), 1287-1290.

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