2-Acylaminothiazol-4-ylacetamides as post emergent selective her

Details 2-Acylaminothiazol-4-ylacetamides as post emergent selective her 2-Acylaminothiazol-4-ylacetamides as post emergent selective her

1978-08-28

1980-11-04

Rizzo, Nicholas S.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

71 90, 548196, C07D27744

Patent

active

042321638

ABSTRACT:
A class of amides disclosed to be useful as selective pre-emergent and post-emergent herbicides are those having the general structural formula ##STR1## in which R.sup.1 is hydrogen or methyl, R.sup.2 is ethyl, isopropyl, cyclopropyl, tert.butyl, methylamino, dimethylamino, ethylamino or methoxymethylamino, R.sup.3 is phenyl, 4-chlorophenyl, 3,4-dichlorophenyl, 4-methylphenyl or 4-methoxyphenyl, R.sup.4 is hydrogen or C.sub.1 to C.sub.3 lower alkyl, and R.sup.5 is hydrogen or methyl, with the further stipulation that either, but not both R.sup.4 and R.sup.5 may be hydrogen.

REFERENCES:
patent: 3505055 (1970-04-01), Von Schmeling
patent: 3547917 (1970-09-01), Kukal et al.
patent: 3821239 (1974-06-01), Guillot
patent: 3862167 (1975-01-01), Veno et al.

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