摘要:
Novel substituted cis-1,2-dihydroxy-cyclohexa-3,5-diene compounds, useful as intermediates in the production of phenols and catechols for use as intermediates in the production of drugs, herbicides, insecticides and as chiral synthons, in particular cis-1,2-dihydroxy-3-trifluoromethyl-cyclohexa-3,5-diene. A process for producing the novel compounds is also claimed.
摘要:
Novel substituted cis-1,2-dihydroxy-cyclohexa-3,5-diene compounds, useful as intermediates in the production of phenols and catechols for use as intermediates in the production of drugs, herbicides, insecticides and as chiral synthons, in particular cis-1,2-dihydroxy-3-trifluoromethyl-cyclohexa-3,5-diene. A process for producing the novel compounds is also claimed.
摘要:
A compounds of formula (I): ##STR1## wherein R.sup.1 and R.sup.2 are independently hydrogen, alkyl, alkenyl, alkynyl, cycloalkyl, alkylcycloalkyl, halogen, haloalkyl, alkoxy, alkenoxy, alkoxyalkyl, haloalkoxy, alkylthio, cyano, nitro, amino, NR.sup.4 R.sup.5, hydroxy, acylamino, --CO.sub.2 R.sup.3, --O(CH.sub.2).sub.m CO.sub.2 R.sup.3, phenyl, phenoxy, benzyl or benzyloxy, the phenyl group or phenyl moiety of the benzyl group being optionally substituted in the ring; or R.sup.1 and R.sup.2 when taken together form a 5- or 6-membered ring; m is 1 or 2; R.sup.3 and R.sup.5 are hydrogen or C.sub.1-4 alkyl; R.sup.4 is C.sub.1-4 alkyl; n is 0 or 1; X is oxygen or sulphur; Y is hydrogen when n is 0; or Y is oxygen or sulphur when n is 1; are useful as nematicides.
摘要:
Compounds of formula (I): ##STR1## wherein R.sup.1, R.sup.2 and R.sup.3 are independently hydrogen, alkyl, alkenyl, alkynyl, cycloalkyl, alkylcycloalkyl, halogen, haloalkyl, alkoxy, alkenoxy, alkoxyalkyl, haloalkoxy, alkylthio, cyano, nitro, amino, NR.sup.5 R.sup.6, hydroxy, acylamino, --CO.sub.2 R.sup.4, --O(CH.sub.2).sub.m CO.sub.2 R.sup.4, phenyl, phenoxy, benzyl or benzyloxy, the phenyl group or phenyl moiety of the benzyl group being optionally substituted in the ring; or R.sup.2 and R.sup.3 when taken together form a 5 - or 6-membered ring; m is 1 or 2; R.sup.4 and R.sup.6 are hydrogen or C.sub.1-4 alkyl; R.sup.5 is C.sub.1-4 alkyl; n is 0, 1 or 2; provided that when n is 0, R.sup.1, R.sup.2 and R.sup.3 are not all hydrogen, or when n is 0 and R.sup.2 is hydrogen, R.sup.1 and R.sup.3 are not both methyl, or when n is 0 and R.sup.2 and R.sup.3 are both hydrogen, R.sup.1 is not methyl; are useful as nematicides.
摘要:
Compounds of formula (I): ##STR1## wherein R.sup.1, R.sup.2 and R.sup.3 are independently hydrogen, alkyl, alkenyl, alkynyl, cycloalkyl, alkylcycloalkyl, halogen, haloalkyl, alkoxy, alkenoxy, alkoxyalkyl, haloalkoxy, alkylthio, cyano, nitro, amino, NR.sup.5 R.sup.6, hydroxy, amino, acylamino, --CO.sub.2 R.sup.4, or R.sup.1 and R.sup.3 when taken together form a 5- or 6-membered ring; R.sup.4 and R.sup.6 are hydrogen or C.sub.1-4 alkyl; R.sup.5 is C.sub.1-4 alkyl; n is 0 or 1; provided that R.sup.1, R.sup.2 and R.sup.3 are not all hydrogen when n is 0; are useful as nematicides.
摘要:
Compounds of formula (I) ##STR1## wherein R.sup.1, R.sup.2, R.sup.3, R.sup.4 and R.sup.5 are independently hydrogen, alkyl, alkenyl, alkynyl, cycloalkyl, alkylcycloalkyl, halogen, haloalkyl, alkoxy, alkenoxy, alkoxyalkyl, haloalkoxy, alkylthio, cyano, nitro, amino, NR.sup.7 R.sup.8, hydroxy, acylamino, --CO.sub.2 R.sup.6, phenyl, phenoxy, benzyl or benzyloxy, the phenyl group or phenyl moiety of the benzyl group being optionally substituted; or R.sup.2 and R.sup.3 when taken together form a 5- or 6-membered ring; R.sup.6 and R.sup.8 are hydrogen or C.sub.1-4 alkyl; R.sup.7 is C.sub.1-4 alkyl; and n is 0, 1 or 2: and compositions thereof, are useful for killing or controlling nematodes.
摘要翻译:式(I)化合物其中R1,R2,R3,R4和R5独立地是氢,烷基,烯基,炔基,环烷基,烷基环烷基,卤素,卤代烷基,烷氧基,烯氧基,烷氧基烷基,卤代烷氧基,烷硫基, 氰基,硝基,氨基,NR 7 R 8,羟基,酰基氨基,-CO 2 R 6,苯基,苯氧基,苄基或苄氧基,苄基的苯基或苯基部分任选被取代; 或R 2和R 3一起形成5-或6-元环; R6和R8是氢或C1-4烷基; R7是C1-4烷基; 且n为0,1或2及其组合物可用于杀死或控制线虫。
摘要:
A compound of formula (I): ##STR1## or a salt thereof; wherein Z represents a heterocyclic ring and R.sup.2 and R.sup.3 are independently selected from hydrogen, nitrile, CONH.sub.2, and SO.sub.2 R.sup.4 wherein R.sup.4 is optionally substituted aryl, optionally substituted alkyl, aralkyl or cycloalkyl or R.sup.2 and R.sup.3 together form an optionally substituted methylene group or a bond, intermediates, compositions, insecticidal and nematicidal use.
摘要:
The compounds of formula (I): ##STR1## wherein R is (CH.sub.3).sub.2 CHCH.sub.2 -- or (CH.sub.3).sub.3 CCH.sub.2 --, or R is the group CH.sub.3 --O--(R.sup.1)CH-- where R.sup.1 is hydrogen or methyl, or R is a cycloalkyl group containing from 3 to 6 carbon atoms have nematicidal activity and the present invention discloses a method for killing or controlling nematode pests which comprises applying to the locus of the pests or to a plant susceptible to attack by the pest an effective amount of a compound of formula (I).
摘要:
A compound of formula (I): ##STR1## or a salt thereof; where Z represents a heterocyclic ring and R.sup.2 and R.sup.3 are independently selected from hydrogen, nitrile, CONH.sub.2 and SO.sub.2 R.sup.4 where R.sup.4 is optionally substituted aryl, optionally substituted alkyl, aralkyl or cycloalkyl or R.sup.2 and R.sup.3 together form an optionally substituted methylene group or a bond, intermediates, compositions and insecticidal and nematocidal use.
摘要:
The invention discloses a process for the preparation of a halogenated alcohol of formula:CF.sub.3 --CXCl--CH(OH)--CH.dbd.C(CH.sub.3).sub.2wherein X is bromo or chloro which comprises reacting a compound of formula:CF.sub.3 CHXClwith 3-methylbut-2-en-1-al in the presence of a strong base and an inert solvent. The products are useful intermediates for the manufacture of insecticides.