Mandelic acid derivatives and mandelonitriles, processes for pro

Details Mandelic acid derivatives and mandelonitriles, processes for pro Mandelic acid derivatives and mandelonitriles, processes for pro

1984-11-30

1987-05-05

Hollrah, Glennon H.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

548336, 548341, 546276, C07D24910, C07D23364

Patent

active

046634630

ABSTRACT:
There are described microbicidally effective mandelic acid derivatives and mandelonitriles of the formula I ##STR1## wherein X is --CH.dbd. or --N.dbd.; Ar is phenyl, diphenyl or naphthyl group, which can be substituted in the form of the substituents R.sub.1 -R.sub.3 by nitro, halogen, alkyl, alkoxy or haloalkyl; R is any one of the groups --COOR.sub.5, --COSR.sub.6, --CON(R.sub.7)(R.sub.8) or CN; n is 0, 1 or 2; and R.sub.4 to R.sub.8 are aliphatic and aromatic and in part also heterocyclic substituents which are described in the text in greater detail; with the inclusion of the salts and metal complexes thereof.
Also methods for producing these products are disclosed, and also pesticidal compositions containing as active ingredient one of these compounds. There is described too a method for combating phytopathogenic microorganisms with the aid of these substances.

REFERENCES:
patent: 4331674 (1982-05-01), Kramer et al.
patent: 4366152 (1982-12-01), Kramer et al.
patent: 4366165 (1982-12-01), Miller et al.
patent: 4414210 (1983-11-01), Miller et al.

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