Pyridine derivatives and their use for controlling undesirable p

Details Pyridine derivatives and their use for controlling undesirable p Pyridine derivatives and their use for controlling undesirable p

1992-01-21

1993-11-16

Dentz, Bernard

Plant protecting and regulating compositions

Plant growth regulating compositions

Organic active compound containing

504239, 504246, 544127, 544333, 546113, A01N 4390, C07D 4704

Patent

active

052623840

ABSTRACT:
Pyridine derivatives of the formulae ##STR1## where W, X, Y and Z are each C--R.sup.4, N or N.fwdarw.O, with the proviso that the ring contains only one heteroatom, and the substituents R.sup.1, R.sup.2 and R.sup.3 have the following meanings:

REFERENCES:
patent: 3525747 (1970-08-01), Jacobs
patent: 3539568 (1990-11-01), Jacobs
patent: 3966726 (1976-06-01), Toth et al.
patent: 4261230 (1981-04-01), Bollinger et al.
patent: 4658030 (1982-04-01), Barton et al.
patent: 4709052 (1987-11-01), Tomiaka et al.
patent: 4754033 (1988-06-01), Waldner
Rice et al., J.A.C.S., 75, pp. 4911-4915 (1953).
Waldner, Helvetica Chimica Acta, 71, 486-496 (1988).

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