Manufacture of 2,4-dioxo-oxazolidines
    33.
    发明授权
    Manufacture of 2,4-dioxo-oxazolidines 失效
    2,4-二氧代恶唑烷的制造

    公开(公告)号:US4187227A

    公开(公告)日:1980-02-05

    申请号:US879724

    申请日:1978-02-21

    IPC分类号: C07D263/44

    CPC分类号: C07D263/44

    摘要: 2,4-Dioxo-oxazolidines are manufactured by reacting aromatic amines with .alpha.-hydroxycarboxylic acid of the formula ##STR1## where R.sup.1 and R.sup.2 have the above meanings, Hal is halogen, preferably chlorine, and R.sup.4 is alkyl of 1 to 4 carbon atoms in the presence of a base, preferably at 20-120.degree. C.

    摘要翻译: 2,4-二氧代恶唑烷是通过使芳族胺与式(IMAGE)其中R1和R2具有上述含义的α-羟基羧酸反应来制备的,Hal是卤素,优选氯,R4是1-4个碳原子的烷基 在碱的存在下,优选在20-120℃。

    Copolymerizable oxime ethers and copolymers containing them
    37.
    发明授权
    Copolymerizable oxime ethers and copolymers containing them 失效
    可共聚的肟醚和含有它们的共聚物

    公开(公告)号:US5459216A

    公开(公告)日:1995-10-17

    申请号:US338544

    申请日:1994-12-09

    摘要: Copolymerizable oxime ethers of the general formula ##STR1## where A is a divalent link, R.sup.1 may be hydrogen or C.sub.1 -C.sub.4 -alkyl and R.sup.2 and R.sup.3 independently of one another are each hydrogen or C.sub.1 -C.sub.10 -alkyl, C.sub.1 -C.sub.10 -alkoxy, C.sub.5 -C.sub.10 -cycloalkyl or C.sub.5 -C.sub.10 -aryl, each of which may furthermore contain 1-3 nonadjacent nitrogen, oxygen or sulfur atoms as hetero atoms in the carbon chain or in the carbon ring and may be substituted by C.sub.1 -C.sub.4 -alkyl or C.sub.1 -C.sub.4 -alkoxy groups, R.sup.2 or R.sup.3 may each be hydrogen or R.sup.2 and R.sup.3 together form a bridge of 3 to 14 carbon atoms, where some of the carbon atoms may also be part of an aromatic ring.

    摘要翻译: PCT No.PCT / EP93 / 01396 Sec。 371日期1994年12月9日第 102(e)日期1994年12月9日PCT提交1993年6月3日PCT公布。 第WO93 / 25519号公报 日期:1993年12月23日可通过通式(Ⅰ)所示的可聚合的肟醚,其中A是二价键,R 1可以是氢或C 1 -C 4 - 烷基,R 2和R 3彼此独立地是氢或C 1 -C 10 - 烷基,C 1 -C 10 - 烷氧基,C 5 -C 10 - 环烷基或C 5 -C 10 - 芳基,其中每一个还可以含有1-3个不相邻的氮,氧或硫原子作为碳链或碳环中的杂原子,以及 可以被C 1 -C 4 - 烷基或C 1 -C 4烷氧基取代,R 2或R 3可各自为氢或R 2和R 3一起形成3至14个碳原子的桥,其中一些碳原子也可以是 一个芳香环。

    Pyridine derivatives and their use for controlling undesirable plant
growth
    38.
    发明授权
    Pyridine derivatives and their use for controlling undesirable plant growth 失效
    吡啶衍生物及其用于控制​​不希望的植物生长的用途

    公开(公告)号:US5262384A

    公开(公告)日:1993-11-16

    申请号:US825793

    申请日:1992-01-21

    摘要: Pyridine derivatives of the formulae ##STR1## where W, X, Y and Z are each C--R.sup.4, N or N.fwdarw.O, with the proviso that the ring contains only one heteroatom, and the substituents R.sup.1, R.sup.2 and R.sup.3 have the following meanings:R.sup.1 is alkoxy, substituted or unsubstituted alkyl, substituted or unsubstituted cycloalkyl, substituted or unsubstituted alkenyl, or substituted or unsubstituted alkynyl,R.sup.2 is hydrogen,R.sup.3 is formyl, 4,5-dihydrooxazol-2-yl or --CO--A--R.sup.5 or --CO--NR.sup.6 R.sup.7,whereR.sup.4 is halogen, nitro, cyano, substituted or unsubstituted alkyl, substituted or unsubstituted benzyl, substituted or unsubstituted cycloalkyl, substituted or unsubstituted alkenyl, substituted or unsubstituted alkynyl, alkoxy, alkylthio, haloalkoxy, haloalkylthio, alkenyloxy, alkynyloxy, alkylsulfinyl, alkylsulfonyl, haloalkylsulfonyl, substituted or unsubstituted phenoxy or phenylthio, a substituted or unsubstituted 5- or 6-membered heterocyclic radical having one or two heteroatoms selected from the group consisting of oxygen, sulfur and nitrogen, or is substituted or unsubstituted phenylA is oxygen or sulfur,R.sup.5 is hydrogen, substituted or unsubstituted alkyl, substituted or unsubstituted benzyl, cycloalkyl, substituted or unsubstituted phenyl,one equivalent of a cation or the radical --N.dbd.CR.sup.8 R.sup.9 andR.sup.6 and R.sup.7 are hydrogen or alkyl or together denote a methylene chain having 4 or 5 members,their agriculturally utilizable salts, and their use for controlling unwanted plant growth.

    摘要翻译: 其中W,X,Y和Z各自为C-R 4,N或N-> O,条件是环仅含有一个杂原子,并且 取代基R 1,R 2和R 3具有以下含义:R 1是烷氧基,取代或未取代的烷基,取代或未取代的环烷基,取代或未取代的链烯基或取代或未取代的炔基,R 2是氢,R 3是甲酰基,4,5-二氢恶唑 -2-基或-CO-A-R5或-CO-NR6R7,其中R4是卤素,硝基,氰基,取代或未取代的烷基,取代或未取代的苄基,取代或未取代的环烷基,取代或未取代的烯基,取代或未取代的炔基 烷氧基,烷硫基,卤代烷氧基,卤代烷硫基,烯氧基,炔氧基,烷基亚磺酰基,烷基磺酰基,卤代烷基磺酰基,取代或未取代的苯氧基或苯硫基,取代或未取代的具有一个或两个选自t 由氧,硫和氮组成的组,或者是取代或未取代的苯基A是氧或硫,R5是氢,取代或未取代的烷基,取代或未取代的苄基,环烷基,取代或未取代的苯基,1当量的阳离子或 基团-N = CR 8 R 9和R 6和R 7是氢或烷基或一起表示具有4或5个成员的亚甲基链,它们的农业上可利用的盐,以及它们用于控制不想要的植物生长的用途。

    Nitro or amino substituted phenylalkyl or phenylalkenyl carboxylic acid
derivatives
    39.
    发明授权
    Nitro or amino substituted phenylalkyl or phenylalkenyl carboxylic acid derivatives 失效
    硝基或氨基取代的苯基烷基或苯基烯基羧酸衍生物

    公开(公告)号:US5237089A

    公开(公告)日:1993-08-17

    申请号:US985534

    申请日:1992-12-03

    摘要: N-substituted 3,4,5,6-tetrahydrophthalimides and their intermediates of the general formula I ##STR1## where A is --NO.sub.2, --NH.sub.2 or ##STR2## corresponding to the compounds Ia, Ib and Ic, B is --CH.sub.2 --, --CH.sub.2 --CHR.sup.1 --, --CH.sub.2 --CHR.sup.1 --CH.sub.2 --, --CH.dbd., --CH.dbd.CR.sup.1 -- or --CH.dbd.CR.sup.1 --CH.dbd., R.sup.1 being --H, --Cl, --Br or --CH.sub.3, D is ##STR3## or .dbd.C

    摘要翻译: B)是N-取代的3,4,5,6-四氢邻苯二甲酰亚胺及其中间体,其中A是与化合物Ia,Ib和Ic相对应的-NO 2,-NH 2或 -CH 2 - , - CH 2 -CHR 2 - , - CH =, - CH = CR 1或-CH = CR 1 -CH =,R 1是-H,-Cl,-Br或-CH 3, D为或= C <,取决于末端基团B,X为-H,-Cl或-Br,Y为-H,C 1 -C 7 - 烷基,-Cl,-Br,-CN,-CONH 2 或-CO2R2,其中R2是H,C1-C6-烷基,C5-或C6-环烷基,C1-C4-烷氧基-C2-C4-烷基,C1-C4-烷基巯基-C2-C4-烷基,炔丙基,苄基, α-苯基乙基,α-苯基丙基,被F或Cl单取代或三取代的C 2 -C 4烷基,或CH 3取代或Cl取代的烯丙基,Z是-COOR 2,-CONR 3 R 4, 其中R 3和R 4各自为H或C 1 -C 4烷基或一起形成其碳链可被氧原子间隔的5元或6元环脂环。