C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
260/295, 71/8.1,
C07D 213/60 (2006.01) A01N 43/40 (2006.01) C07D 213/643 (2006.01) C07D 213/69 (2006.01) C07D 213/74 (2006.01) C07D 213/83 (2006.01) C07D 213/84 (2006.01)
Patent
CA 1100973
Abstract of the Disclosure The present invention concerns new pyridyloxy-phenoxy- alkanecarboxylic acid derivatives of the formula Image wherein A is hydrogen, halogen, alkyl, alkoxy, cyano, nitro or carbothiamide B is hydrogen, halogen, alkyl, cyano, mono- or dialkylamino, alkoxy-carbonyl or carbothiamide C is hydrogen, halogen, cyano, nitro or carbothiamide D is hydrogen, halogen, alkyl, mono- or dialkylamino - 1 - R1 is hydrogen, alkyl, alkoxyalkyl or benzyl R is the rest of the acid a salt or an ester, with the proviso that if the pyridine ring is substituted by halogen and/or alkyl and C is also halogen, then the radicals A, B and D must contain no less than two halogen atoms or alkyl radicals. These derivatives have herbicidal and plant-growth regulating activity. - 1a -
283268
Rempfler Hermann
Schurter Rolf
Fetherstonhaugh & Co.
Novartis Ag
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