Preparation of substituted 2-phenyl-4H-3,1-benzoxazin-4-ones
    111.
    发明授权
    Preparation of substituted 2-phenyl-4H-3,1-benzoxazin-4-ones 失效
    取代的2-苯基-4H-3,1-苯并恶嗪-4-酮的制备

    公开(公告)号:US4673740A

    公开(公告)日:1987-06-16

    申请号:US842995

    申请日:1986-03-24

    IPC分类号: C07D265/22 C07D265/36

    CPC分类号: C07D265/22

    摘要: 2-Phenyl-4H-3,1-benzoxazin-4-ones of the general formula I ##STR1## where R.sup.1 and R.sup.2 are each hydrogen or halogen, R.sup.1 may furthermore be methyl or methoxy and R.sup.2 may furthermore be haloalkyl, haloalkoxy, haloalkylmercapto or haloalkylsulfonyl, each of 1 to 3 carbon atoms, are prepared by reacting an appropriate anthranilic acid with an appropriate benzoyl halide in the presence of a base (acylation) and effecting ring closure by removal of water (cyclization), the process being carried out in a suspending agent which is immiscible with aqueous alkali metal hydroxide solution and in the presence of a phase-transfer catalyst.

    摘要翻译: 其中R 1和R 2各自为氢或卤素的通式I(I)的2-苯基-4H-3,1-苯并恶嗪-4-酮,R 1还可以是甲基或甲氧基,R 2还可以是卤代烷基, 通过在碱(酰化)存在下使合适的苯甲酰卤与适当的苯甲酰卤反应并通过除去水(环化)进行闭环来制备具有1至3个碳原子的卤代烷氧基,卤代烷基巯基或卤代烷基磺酰基, 在与碱金属氢氧化物水溶液不混溶并在相转移催化剂存在下的悬浮剂中进行。

    Herbicidal diphenyl ethers, their preparation and their use as herbicides
    112.
    发明授权
    Herbicidal diphenyl ethers, their preparation and their use as herbicides 失效
    除草二苯醚,它们的制备及其作为除草剂的用途

    公开(公告)号:US4523034A

    公开(公告)日:1985-06-11

    申请号:US356736

    申请日:1982-03-10

    CPC分类号: A01N41/08

    摘要: Diphenyl ethers of the formula ##STR1## where Z.sub.1 and Z.sub.2 are each hydrogen, halogen, nitro, cyano, carboxyl, alkyl, haloalkyl or alkoxy, Z.sub.3 is halogen, nitro, cyano, alkyl, haloalkyl, alkoxy, haloalkoxy, alkylmercapto, haloalkylmercapto, alkylsulfinyl, haloalkylsulfinyl, alkylsulfonyl or haloalkylsulfonyl, Y is halogen, cyano or nitro, R.sub.1 is hydrogen, alkyl, cycloalkyl, alkoxy, haloalkyl or alkoxyalkyl, R.sub.2 is hydrogen, alkyl, acyl or an alkali metal atom and R.sub.3 is hydrogen, alkyl or an alkali metal atom, and herbicides containing these compounds.

    摘要翻译: 其中Z1和Z2各自为氢,卤素,硝基,氰基,羧基,烷基,卤代烷基或烷氧基,Z3为卤素,硝基,氰基,烷基,卤代烷基,烷氧基,卤代烷氧基,烷基巯基,卤代烷基巯基, 烷基亚磺酰基,卤代烷基亚磺酰基,烷基磺酰基或卤代烷基磺酰基,Y是卤素,氰基或硝基,R1是氢,烷基,环烷基,烷氧基,卤代烷基或烷氧基烷基,R2是氢,烷基,酰基或碱金属原子,R3是氢,烷基或 碱金属原子和含有这些化合物的除草剂。

    N-Alkoxycarbonyl- and N-alkoxythiocarbonyl-amidines and their preparation
    113.
    发明授权
    N-Alkoxycarbonyl- and N-alkoxythiocarbonyl-amidines and their preparation 失效
    N-烷氧基羰基 - 和N-烷氧基硫代羰基 - 脒及其制备方法

    公开(公告)号:US4522763A

    公开(公告)日:1985-06-11

    申请号:US398421

    申请日:1982-07-14

    申请人: Gerhard Hamprecht

    发明人: Gerhard Hamprecht

    CPC分类号: C07C269/04 C07C271/64

    摘要: Novel N-alkoxycarbonyl- and N-alkoxythiocarbonyl-amidines and a process for the preparation of alkoxycarbonyl- and alkoxythiocarbonyl- amidines by reacting an amidine with an ester of chlorocarbonic acid or chlorothiocarbonic acid in the presence of an inorganic acid acceptor and a 2-phase aqueous/organic solvent mixture at from 0.degree. to 60.degree.0 C.The novel end products which can be prepared by this process are useful starting materials for crop protection agents, and can be used in particular for the preparation of novel, selective herbicides.

    摘要翻译: 新的N-烷氧基羰基 - 和N-烷氧基硫代羰基 - 脒,以及通过在无机酸受体和2相存在下使脒与氯代碳酸或氯代硫代碳酸的酯反应制备烷氧基羰基 - 和烷氧基硫代羰基 - 脒的方法 水/有机溶剂混合物,0至60℃。可通过该方法制备的新型最终产物是用于作物保护剂的起始材料,可用于制备新颖的选择性除草剂。

    Substituted phenoxyphenyl pyridazones, their preparation, and their use
as herbicides
    116.
    发明授权
    Substituted phenoxyphenyl pyridazones, their preparation, and their use as herbicides 失效
    取代的苯氧基苯基哒嗪酮,它们的制备及其作为除草剂的用途

    公开(公告)号:US4360672A

    公开(公告)日:1982-11-23

    申请号:US247784

    申请日:1981-03-26

    摘要: Substituted pyridazones of the general formula ##STR1## where R.sup.2 is halogen or alkoxy, R.sup.1 is amino, alkylamino, dialkylamino, alkoxyamino, alkylalkoxyamino, halogen, alkoxy, trimethyleneimino or acylated amino, X is unsubstituted or substituted phenoxy of the formula ##STR2## where R.sup.3, R.sup.4 and R.sup.5 are each, independently of one another, hydrogen, halogen, nitro, cyano, carboxyl, alkyl, haloalkyl, alkoxy, haloalkoxy, alkylmercapto, haloalkylmercapto, alkylsulfinyl or alkylsulfonyl and Y is hydrogen, cyano, haloalkyl, halogen or nitro, and herbicides which contain these compounds.

    摘要翻译: 取代的通式为其中R 2为卤素或烷氧基的哒嗪酮,其中R 1为氨基,烷基氨基,二烷基氨基,烷氧基氨基,烷基烷氧基氨基,卤素,烷氧基,三亚甲基亚氨基或酰化氨基,X为未取代或取代的下式的苯氧基: 其中R 3,R 4和R 5彼此独立地为氢,卤素,硝基,氰基,羧基,烷基,卤代烷基,烷氧基,卤代烷氧基,烷基巯基,卤代烷基巯基,烷基亚磺酰基或烷基磺酰基,Y为氢,氰基,卤代烷基,卤素或 硝基和除草剂,其含有这些化合物。

    Production of .beta.-haloalkylaminosulfonyl halides
    118.
    发明授权
    Production of .beta.-haloalkylaminosulfonyl halides 失效
    β-卤代烷基氨基磺酰卤的生产

    公开(公告)号:US4173580A

    公开(公告)日:1979-11-06

    申请号:US746197

    申请日:1976-11-30

    申请人: Gerhard Hamprecht

    发明人: Gerhard Hamprecht

    IPC分类号: C07C309/80 C07C143/70

    CPC分类号: C07C309/80

    摘要: The production of .beta.-haloalkylaminosulfonyl halides by the reaction of an aziridine with a sulfuryl halide, and the new .beta.-haloalkylaminosulfonyl halides. The new compounds which can be prepared by the process of the invention are valuable starting materials for the manufacture of plant protection agents, dyes and pharmaceutical substances.

    摘要翻译: 通过氮丙啶与硫酰卤反应生成β-卤代烷基氨基磺酰卤,和新的β-卤代烷基氨基磺酰卤。 可以通过本发明的方法制备的新化合物是用于制备植物保护剂,染料和药物物质的有价值的起始材料。