Optically active D-pyridyloxy phenoxy propionate herbicides

Details Optically active D-pyridyloxy phenoxy propionate herbicides Optically active D-pyridyloxy phenoxy propionate herbicides

1995-06-06

1998-01-27

Raymond, Richard L.

Plant protecting and regulating compositions

Plant growth regulating compositions

Organic active compound containing

504257, 504258, 504259, 5462817, 5462834, 546291, 546297, 546300, 546301, 546302, A01N 4340, C07D213643

Patent

active

057122261

ABSTRACT:
Opticalls 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: 4046553 (1977-09-01), Takahashi et al.
patent: 4130413 (1978-12-01), Handte et al.
patent: 4175947 (1979-11-01), Koch et al.
patent: 4270948 (1981-06-01), Takahashi et al.
patent: 4840664 (1989-06-01), Cartwright
Morrison et al., "Organic Chemistry," 3rd Edit., pp. 123-131, 135-137, and 235-237 (Allyn & Bacon, 1973).
"Pesticide Manual," 9th Edit. (1991) pp. 484 and 828.

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