摘要:
β-Amino-α-Cyanoacrylates of formula I where the variables have the following meanings: R1 is n-alkyl, n-alkenyl or alkoxyalkyl; R2,R3 are alkyl, which may be partially or fully halogenated and/or may carry a substituent from the group consisting of cyano, alkoxy, haloalkoxy, alkylthio, haloalkylthio, C1-C6-alkylsulfinyl, haloalkylsulfinyl, alkylsulfonyl and haloalkylsulfonyl, are alkenyl or alkynyl; or R2 and R3 together with the carbon atom to which they are attached form a cycloalkyl ring in which one or two nonadjacent CH2 groups may be replaced by oxygen or sulfur, and where the cycloalkyl ring may be substituted by halogen or alkyl; R4 is hydrogen, halogen, cyano or alkyl, where the substituents R2, R3 and R4 or two of the radicals R2, R3 and R4 are not simultaneously methyl, and their agriculturally useful salts, processes and intermediates for their preparation; and the use of these compounds or of compositions comprising these compounds for controlling undesirable plants are described.
摘要:
Fungicidal compositions comprising as an active ingredient a compound of the general formula I ##STR1## wherein either R.sup.1 or R.sup.2 is the group ##STR2## in which X is an oxygen atom or a sulphur atom and R.sup.5 is straight chain alkyl group of 1 to 8 carbon atoms, branched chain alkyl group of 1 to 8 carbon atoms, cyclic alkyl group of 3 to 8 carbon atoms, alkenyl group, alkynyl group, hydroxyalkyl group phenyl group or a mono-, di- or tri- substituted phenyl group with substituents, which may be the same or different, chosen from the group consisting hydrogen alkyl, alkenyl, alkynyl, hydroxyalkyl, alkoxy, phenyl, halogen, trifluoromethyl, thiocyanate, nitro, cyano, amino, carboxy, alkoxycarbonyl, carbamoyl, N-alkylcarbamoyl and N,N-dialkylcarbamoyl; when R.sup.1 is the group ##STR3## then R.sup.3 is hydrogen, alkyl, alkenyl alkynyl, hydroxyalkyl, phenyl, CH.sub.2 CF.sub.3 or the group --CH.sub.2 COOR.sup.6 wherein R.sup.6 is alkyl, phenyl or substituted phenyl, and R.sup.2 and R.sup.4, which may be the same or different, are hydrogen, alkyl, alkenyl, alkynyl, hydroxalkyl, alkoxy, phenyl, halogen, trifluoromethyl, thiocyanate, nitro, cyano, amino, carboxy, alkoxycarbonyl, carbamoyl, N,alkylcarbamoyl, N,N-dialkylcarbamoyl, hydroxy or mercapto provided that R.sup.2 and R.sup.4 are not both hydrogen, hydroxy or mercapto; when R.sup.2 is the group ##STR4## then R.sup.3 is hydrogen, alkyl, alkenyl, alkynyl, hydroxyalkyl, phenyl or substituted phenyl, and R.sup.1 and R.sup.4, which may be the same or different, are hydrogen, alkyl, alkenyl, hydroxyalkyl, alkoxy, phenyl, substituted phenyl, halogen, trifluoromethyl, thiocyanate, nitro, cyano, amino, carboxy, alkoxycarbonyl, carbamoyl, N-alkylcarbamoyl, N,N-dialkylcarbamoyl, hydroxy or mercapto, provided that R.sup.1 and R.sup.3 are not both hydrogen and provided that R.sup.1 and R.sup.4 are not both hydroxy or mercapto; and an inert carrier material therefor.
摘要:
Crotonic acid derivatives of the formula ##STR1## wherein R.sup.1 is optionally substituted alkyl or optionally substituted aryl;R.sup.2 is alkyl, cycloalkyl, optionally substituted phenylalkyl or heterocyclic substituted alkyl;R.sup.3 is alkyl, optionally substituted alkoxy, alkenyloxy, alkynyloxy, optionally substituted aryloxy, optionally substituted phenylalkyl or optionally substituted amino.The compounds are useful as selective post-emergent herbicides.
摘要翻译:其中R 1为任选取代的烷基或任选取代的芳基的式IMAMA的巴豆酸衍生物; R2是烷基,环烷基,任选取代的苯基烷基或杂环取代的烷基; R 3是烷基,任选取代的烷氧基,烯氧基,炔氧基,任选取代的芳氧基,任选取代的苯基烷基或任选取代的氨基。 该化合物可用作选择性芽后除草剂。
摘要:
Fungicidal 4- and 5-pyrazolecarboxamides of the formula ##STR1## wherein one of R.sup.1 and R.sup.2 is the group --CONHR.sup.5 in which R.sup.5 is phenyl optionally substituted with one, two or three substituents independently chosen from the group consisting of alkyl, alkoxy, halogen, trifluoromethyl, nitro and cyano; R.sup.3 is chosen from the group consisting of hydrogen, alkyl, hydroxyalkyl, phenyl and --CH.sub.2 COOR.sup.6 wherein R.sup.6 is alkyl; R.sup.4 and R.sup.1 or R.sup.2, whichever is not --CONHR.sup.5, are independently chosen from the group consisting of hydrogen, halogen, and alkyl; R.sup.2 and R.sup.4 are not both hydrogen when R.sup.1 is --CONHR.sup.5 ; R.sup.1 and R.sup.3 are not both hydrogen when R.sup.2 is --CONHR.sup.5 ; and R.sup.2, R.sup.3 and R.sup.4 are not each methyl when R.sup.1 is --CONHR.sup.5 and R.sup.5 is phenyl.
摘要:
Anthranilic acid derivatives exhibiting fungicidal properties and useful as synthesis intermediates have the formula: ##STR1## wherein R is selected from the group consisting of a hydrogen atom; a --COOR.sup.3 group and a --CH.sub.2 OH group; R.sup.1 and R.sup.2 are the same or different and selected from the group consisting of a hydrogen atom and alkyl and cycloalkyl groups (provided that R.sup.1 and R.sup.2 are not both hydrogen atoms), or R.sup.1 and R.sup.2, together with the nitrogen atom to which they are attached, form a non-aromatic heterocyclic ring structure;R.sup.3 is selected from the group consisting of a hydrogen atom and an alkyl group;R.sup.4 is selected from the group consisting of a hydrogen atom, a halogen atom and a hydroxyl group;R.sup.6 is selected from the group consisting of a hydrogen atom and a halogen atom; andR.sup.5 is selected from the group consisting of a hydrogen atom, a halogen atom, and nitro, thiocyano and formyl groups.A process for production of these compounds by self-condensation of a substituted aminocrotonate by phosphorous oxychloride is also disclosed.