Di and trisubstituted pyridines

Details Di and trisubstituted pyridines Di and trisubstituted pyridines

1995-11-21

1998-06-02

Raymond, Richard L.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

544238, 5462844, 546298, 546301, 546315, 546336, 546341, C07D21361, C07D21364, C07D40104, C07D40504

Patent

active

057602360

ABSTRACT:
Substituted pyridines of the general formula: ##STR1## wherein R.sup.1 is hydroxyl or chlorine, and a) X is hydrogen or chlorine, R.sup.2 and R.sup.3 together are .dbd.O, R.sup.4 is a group of the formula --OR.sup.5 and R.sup.5 is hydrogen, C.sub.1 -C.sub.4 -alkyl or benzyl, or

REFERENCES:
patent: 4038993 (1977-08-01), Geiss et al.
patent: 4140136 (1979-02-01), Geiss et al.
patent: 5089509 (1992-02-01), Chandraratna
patent: 5098924 (1992-03-01), Poss
G. Drews, "Mikrobiologisches Praktikum", 4th Edition, Springer Verlag, 1983, pp. 1-84.

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