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US 5,178,662 AGranted
Benzaldehyde acetal compounds, preparation process thereof, and herbicidal compositions containing the same as active ingredients
AssigneeMitsui Toatsu Chemicals, Inc.
InventorsTsutomu Ishii, Katsutoshi Ishikawa, Sunao Maeda, Masatoshi Gohbara, Yasunaga Iwasaki, Makoto Nishida, Sadafumi Koda
Life of this patent
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Abstract
Benzaldehyde acetal compounds represented by the following formula: ##STR1## in which each R is a C.sub.3-8 alkyl group and forms an ether bond with the corresponding oxygen atom of the orthoaldehyde moiety have no injury to crops and, moreover, exhibits superb herbicidal effects owing to the limitation of the number of carbon atoms of each alkyl group to 3-8.
Claims18
A benzaldehyde acetal compound represented by the following formula (I):
- ##STR8## wherein R means a linear or branched C.sub.3-8 alkyl group.
Dependencies are inferred from the claim text.