Butenolide herbicides and process for their preparation

Details Butenolide herbicides and process for their preparation Butenolide herbicides and process for their preparation

1980-02-20

1982-07-20

Berch, Mark L.

Harness for working animal

71 88, 542413, A01N 4326, C07D40712

Patent

active

043407323

ABSTRACT:
New butenolide derivatives of the formula ##STR1## a process for preparing them and herbicidal compositions containing them. These derivatives are useful in the control of parasitic weeds of the genera Striga and Orobanche.

REFERENCES:
patent: 4002459 (1977-01-01), Johnson et al.
Johnson et al., Weed Res. 16, 223-7, (1976).
Kendall, Org. Chem. 44, 1421 (1979).
Cooper et al., J. Org. Chem., vol. 44, 3414-3416 (1979).
Cook et al., Science 154, 1189 (1966).
Cook et al., J. Amer. Chem. Soc. 94, 6198 (1972).
Heather et al., J. Amer. Chem. Soc. 96, 1976 (1974).
MacAlpero et al., J. Chem. Soc., Perkins I, pp. 410-416, (1976).

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