The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 03, 1978
Filed:
Apr. 12, 1976
Howard Johnston, Walnut Creek, CA (US);
Herman O Senkbeil, Midland, MI (US);
The Dow Chemical Company, Midland, MI (US);
Abstract
Novel compounds corresponding to the formula ##STR1## and the organic or inorganic acid addition salts thereof, wherein X represents chloro, bromo or fluoro; R.sup.1 represents hydrogen, amino, loweralkylamino, arylamino, loweralkylamido or N-(loweralkyl)loweralkylamido; R.sup.2 represents hydrogen, X, amino or loweralkylamino, with the proviso that one of R.sup.1 or R.sup.2 is always amino or loweralkylamino and the other of R.sup.1 or R.sup.2 is other than amino or loweralkylamino; R represents butyl, 2-hydroxypropyl, 4-hydroxybutyl, 6-hydroxyhexyl or the radical ##STR2## wherein Z represents amino, lower-alkylamino, phenylamino, hydroxy, loweralkoxy, aryloxy, 2-propenyl, hydroxyloweralkoxy, mercapto, loweralkylthio, loweralkanoyloxy or 2-haloloweralkanoyloxy and R.sup.3 represents hydrogen or methyl and with the proviso that R is other than butyl when R.sup.2 is X are prepared. These compounds are useful as herbicides and as active agents in compositions used as herbicides.