Glycol aldehyde and lactic acid derivatives and the preparation

Plant protecting and regulating compositions – Plant growth regulating compositions – Organic active compound containing

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544244, 544278, 544117, 544 80, 544 585, 540470, 540467, 540481, 540544, 540553, 540575, 540600, C07D40502, A01N 4354

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053267443

ABSTRACT:
Glycol aldehyde and lactic acid derivatives and their sulfur analogs of the formula I ##STR1## where R.sup.1 to R.sup.3 have the meanings given in the specification, X is oxygen, sulfur or a single bond, and Y is a C.sub.2 -C.sub.4 -alkylene or C.sub.2 -C.sub.4 -alkenylene chain where in each case a methylene group may be substituted by an oxo group (.dbd.O), environmentally compatible salts of the compounds I, methods of preparing the compounds I, and their use as herbicides.

REFERENCES:
patent: 4180577 (1979-12-01), Hamano et al.
patent: 4968340 (1990-11-01), Kaku et al.
patent: 5098465 (1992-03-01), Kruger et al.
patent: 5145960 (1992-09-01), Zahler et al.
Schulte et al., Chem. Ber., 103 (1970) pp. 1250-1261.

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