Pristinaymcinia or virginiamycin derivatives and their preparati

Details Pristinaymcinia or virginiamycin derivatives and their preparati Pristinaymcinia or virginiamycin derivatives and their preparati

1992-07-02

1994-04-19

Rizzo, Nicholas S.

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

Organic compounds

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

540460, C07D26700

Patent

active

053046420

ABSTRACT:
This invention relates to a process for preparing synergistic derivatives of formula (I), in which Y is hydrogen or dimethylamino, from pristinamycin I.sub.A or from virginiamycin, via a Mannich base, followed by elimination of the amine introduced. ##STR1##

REFERENCES:
patent: 4590004 (1986-05-01), Corbet et al.
patent: 4617290 (1986-10-01), Corbet et al.
patent: 4617377 (1986-10-01), Corbet et al.
patent: 4618599 (1986-10-01), Corbet et al.
Fieser and Fieser, Advance Organic Chemistry, Reinhold Publishing Corporation New York, p. 463, 1961.
Corbet et al., "Chemical Abstract" vol. 103 (19), 1985 #160861e.
Corbet et al., "Chemical Abstract", vol. 103 (19), 1985 #160862f.
Corbet et al., "Chemical Abstract", vol. 103 (19), 1985 #160860d.

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