Furobenzopyran derivatives, process for preparation of same and herbicides containing same as active components

Furobenzopyran derivatives of the general formula (I): in which R is a lower alkyl group, R is a lower alkyl group, lower alkoxy group, halogen atom or lower alkyl group substituted by a halogen atom, R is a lower alkyl group, lower alkoxy group, halogen atom, lower alkyl group substituted by a halo...

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Bibliographische Detailangaben
Hauptverfasser:	MASAYUKI OOKA, FUMIAKI KOIZUMI, KIYOSHI ARAI
Format:	Patent
Sprache:	eng
Schlagworte:	AGRICULTURE ANIMAL HUSBANDRY BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES, AS HERBICIDES CHEMISTRY DERIVATIVES THEREOF FISHING FORESTRY HETEROCYCLIC COMPOUNDS HUMAN NECESSITIES HUNTING METALLURGY NUCLEIC ACIDS NUCLEOSIDES NUCLEOTIDES ORGANIC CHEMISTRY PEST REPELLANTS OR ATTRACTANTS PLANT GROWTH REGULATORS PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTSTHEREOF SUGARS TRAPPING
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Beschreibung
Zusammenfassung:	Furobenzopyran derivatives of the general formula (I): in which R is a lower alkyl group, R is a lower alkyl group, lower alkoxy group, halogen atom or lower alkyl group substituted by a halogen atom, R is a lower alkyl group, lower alkoxy group, halogen atom, lower alkyl group substituted by a halogen atom, phenoxy group or benzyloxy group, R is a hydrogen atom or lower alkyl group and m and n are any integers between 0 and 4, have an excellent herbicidal activity on weeds and are completely selective to crops such as paddy rice, soybeans and cotton.