Abstract:
A two-step process for the preparation of fluoroolefin compounds of formula (I) wherein R is hydrogen or alkyl, and R is alkyl or cyclopropyl, or R and R are taken together with the carbon atom to which they are attached to form a cyclopropyl group; Ar is phenyl or naphthyl both of which are optionally substituted; Ar is phenoxyphenyl, biphenyl, phenyl, benzylphenyl, or benzoylphenyl, all of which may be optionally substituted, comprising reacting fluorobromoolefin compounds of formula (II) with organozinc compounds of formula (III) (BrZnCH2Ar ) or (IV) (Zn(CH2Ar )2) in the presence of a palladium catalyst and a solvent, which compounds of formula (II) are obtained by reacting aldehyde compounds of formula (V) with (a) fluorotribromomethane, (b) a tri(substituted)phosphine or a hexaalkylphosphoramide or a mixture thereof, and (c) zinc, in the presence of a solvent, compounds of formula (II).
Abstract translation:制备式(I)的氟烯烃化合物的两步法,其中R是氢或烷基,R 1是烷基或环丙基,或R和R 1与它们所在的碳原子一起 连接形成环丙基; Ar是任选被取代的苯基或萘基; Ar 1是苯氧基苯基,联苯基,苯基,苄基苯基或苯甲酰基苯基,它们都可以任选被取代,包括使式(II)的氟代溴代烯烃化合物与式(III)的有机锌化合物(BrZnCH2Ar1)或(IV )(Zn(CH 2 Ar 1)2)在钯催化剂和溶剂的存在下,式(II)化合物通过使式(V)的醛化合物与(a)氟代溴甲烷反应获得,(b) 三(取代)膦或六烷基磷酰胺或其混合物,和(c)锌在溶剂存在下,式(II)化合物。
Abstract:
The present invention provides methods for improving the residual control of mites and prolonging the protection of plants from mite infestations by applying to the foliage of plants an unsymmetrical 4,6-bis(aryloxy)pyrimidine compound of formula I
Abstract:
PCT No. PCT/EP93/01880 Sec. 371 Date Jul. 24, 1995 Sec. 102(e) Date Jul. 24, 1995 PCT Filed Jul. 15, 1993 PCT Pub. No. WO94/02470 PCT Pub. Date Feb. 3, 1994 (I) Compounds of formula (I) in which X1 and X2 each represents oxygen; S(O)n, n being 0, 1 or 2; or CO, CH2 or NR, R being hydrogen or alkyl; R1 and R10 are each hydrogen or halogen; R2 and R9 are each hydrogen, halogen, cyano, nitro, alkyl, halo-alkyl, alkoxy, alkylthio, amino, mono- or di-alkylamino, alkoxyalkyl, haloalkoxyalkyl or alkoxycarbonyl; R3 and R8 are each hydrogen, chlorine, alkyl, haloalkyl, haloalkenyl, halo-alkynyl, haloalkoxy, haloalkoxycarbenyl, haloalkylthio, haloalkoxyalkyl, haloalkylsulphinyl, or haloalkylsulphonyl, nitro or cyano; R4 and R7 are each hydrogen, halogen, alkyl or alkoxy; R5 is hydrogen, halogen, cyano, alkyl, haloalkyl, alkoxy, alkylthio, alkylsulphonyl or phenyl; and R6 is hydrogen or, when R5 is hydrogen, alkyl; provided that either each phenyl is unsubstituted or at least one of R3 and R8 is not hydrogen, have useful pesticidal activity.
Abstract:
Un procedimiento en dos etapas para la preparación de compuestos fluoroolefínicos de **fórmula** en la que R es hidrógeno o alquilo de 1 a 4 átomos de carbono, y R1 es alquilo de 1 a 4 átomos de carbono o ciclopropilo, o R y R1 se toman junto con el átomo de carbono al que están unidos para formar un grupo ciclopropilo; Ar es fenilo que no está substituido o está substituido con cualquier combinación de uno a tres grupos halógeno, alquilo de 1 a 4 átomos de carbono, haloalquilo de 1 a 4 átomos de carbono, alcoxi de 1 a 4 átomos de carbono o haloalcoxi de 1 a 4 átomos de carbono, o 1- o 2-naftilo que no está substituido o está substituido con cualquier combinación de uno a tres grupos halógeno, alquilo de 1 a 4 átomos de carbono, haloalquilo de 1 a 4 átomos de carbono, alcoxi de 1 a 4 átomos de carbono o haloalcoxi de 1 a 4 átomos de carbono; Ar1 es fenoxifenilo que no está substituido o está substituido con cualquier combinación de uno a cinco grupos halógeno, alquilo de 1 a 4 átomos de carbono, halolalquilo de 1 a 4 átomos de carbono, alcoxi de 1 a 4 átomos de carbono o haloalcoxi de 1 a 4 átomos de carbono, bifenilo que no está substituido o está substituido con cualquier combinación de uno a cinco grupos halógeno, alquilo de 1 a 4 átomos de carbono, halolalquilo de 1 a 4 átomos de carbono, alcoxi de 1 a 4 átomos de carbono o haloalcoxi de 1 a 4 átomos de carbono.
Abstract:
The present invention relates to the pesticidal and parasiticidal use of 2-(substituted thio)thiazoloÄ4,5-bÜpyridine compounds having the structural formula I
Abstract:
PCT No. PCT/EP93/01880 Sec. 371 Date Jul. 24, 1995 Sec. 102(e) Date Jul. 24, 1995 PCT Filed Jul. 15, 1993 PCT Pub. No. WO94/02470 PCT Pub. Date Feb. 3, 1994 (I) Compounds of formula (I) in which X1 and X2 each represents oxygen; S(O)n, n being 0, 1 or 2; or CO, CH2 or NR, R being hydrogen or alkyl; R1 and R10 are each hydrogen or halogen; R2 and R9 are each hydrogen, halogen, cyano, nitro, alkyl, halo-alkyl, alkoxy, alkylthio, amino, mono- or di-alkylamino, alkoxyalkyl, haloalkoxyalkyl or alkoxycarbonyl; R3 and R8 are each hydrogen, chlorine, alkyl, haloalkyl, haloalkenyl, halo-alkynyl, haloalkoxy, haloalkoxycarbenyl, haloalkylthio, haloalkoxyalkyl, haloalkylsulphinyl, or haloalkylsulphonyl, nitro or cyano; R4 and R7 are each hydrogen, halogen, alkyl or alkoxy; R5 is hydrogen, halogen, cyano, alkyl, haloalkyl, alkoxy, alkylthio, alkylsulphonyl or phenyl; and R6 is hydrogen or, when R5 is hydrogen, alkyl; provided that either each phenyl is unsubstituted or at least one of R3 and R8 is not hydrogen, have useful pesticidal activity.
Abstract:
PCT No. PCT/EP93/01880 Sec. 371 Date Jul. 24, 1995 Sec. 102(e) Date Jul. 24, 1995 PCT Filed Jul. 15, 1993 PCT Pub. No. WO94/02470 PCT Pub. Date Feb. 3, 1994 (I) Compounds of formula (I) in which X1 and X2 each represents oxygen; S(O)n, n being 0, 1 or 2; or CO, CH2 or NR, R being hydrogen or alkyl; R1 and R10 are each hydrogen or halogen; R2 and R9 are each hydrogen, halogen, cyano, nitro, alkyl, halo-alkyl, alkoxy, alkylthio, amino, mono- or di-alkylamino, alkoxyalkyl, haloalkoxyalkyl or alkoxycarbonyl; R3 and R8 are each hydrogen, chlorine, alkyl, haloalkyl, haloalkenyl, halo-alkynyl, haloalkoxy, haloalkoxycarbenyl, haloalkylthio, haloalkoxyalkyl, haloalkylsulphinyl, or haloalkylsulphonyl, nitro or cyano; R4 and R7 are each hydrogen, halogen, alkyl or alkoxy; R5 is hydrogen, halogen, cyano, alkyl, haloalkyl, alkoxy, alkylthio, alkylsulphonyl or phenyl; and R6 is hydrogen or, when R5 is hydrogen, alkyl; provided that either each phenyl is unsubstituted or at least one of R3 and R8 is not hydrogen, have useful pesticidal activity.
Abstract:
Di- and trifluorosubstituted alkene compounds of formula I wherein X is hydrogen or fluorine; Y is oxygen, NR 1 or S(O) m ; R 1 is hydrogen or C 1 -C 6 -alkyl; m is 0, 1, or 2; A,B,D and E are selected from the following: a) A is N and B, D and E are CR 2 ; or b) B is N and A, D and E are CR 2 ; or c) D is N and A, B, and E are CR 2 ; or d) A and D are N and B and E are CR 2 ; or e) B and E are N and A and D are CR 2 ; R 2 is H, halogen, NH 2 , NO 2 , CN, alkyl, haloalkyl, alkenyl, alkoxy, haloalkoxy, alkylthio, haloalkylthio, alkylsulfinyl, haloalkylsulfinyl, alkylsulfonyl, haloalkylsulfonyl, aminosulfonyl, alkoxyalkyl, alkylthioalkyl, alkylsulfinylalkyl, alkylsulfonylalkyl,alkylaminoalkyl, dialkylaminoalkyl, hydroxycarbonyl, or alkoxycarbonyl; or phenyl which may be substituted with halogen, CN, NO 2 , alkyl, haloalkyl, alkoxy, or haloalkoxy; or a 5- to 6-membered heteroaromatic ring system containing 1 to 3 heteroatoms selected from oxygen, sulfur and nitrogen, which may be substituted with halogen, CN, NO 2 , alkyl, haloalkyl, alkoxy, or haloalkoxy; n is 1, 2, 3 or 4, and the agriculturally and/or physiologically tolerable salts thereof, methods for the preparation of compounds I, and compositions and methods for the control of nematodes and arachnids, and for treating, controlling, preventing and protecting warm-blooded animals, fish and humans against infestation and infection by helminths, arachnids and arthropod endo- and ectoparasites.