Optically active herbicidal ethyl-2-(4-(6-chloro-benzoxazol-2-yl

Details Optically active herbicidal ethyl-2-(4-(6-chloro-benzoxazol-2-yl Optically active herbicidal ethyl-2-(4-(6-chloro-benzoxazol-2-yl

1991-11-07

1993-10-19

Raymond, Richard L.

Plant protecting and regulating compositions

Plant growth regulating compositions

Organic active compound containing

548221, A01N 4376, C07D26358

Patent

active

052545270

ABSTRACT:
Optically active enantiomers of the formula I ##STR1## where R is a group of the formulae ##STR2## R.sub.1 and R.sub.2, among others, are halogen or CF.sub.3 and Z is a carboxyl, carboxylate, carboxylic acid ester, thioester, carbonamide, carboxylic acid anilide, carbohydrazide or thioamide group, are interesting herbicides the effect of which is considerably superior to that of the optically inactive racemates.

REFERENCES:
patent: 4130413 (1978-12-01), Handte et al.
patent: 4175947 (1979-11-01), Koch et al.
patent: 4270948 (1981-06-01), Takahashi et al.
Morrison and Boyd, "Organic Chemistry", 3rd Ed. pp.123-131, 135-137 and 235-237 (Allyn and Bacon), 1973.
"Pesticide manual" 9th edition, 1991, pp. 484 and 828.

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