Preparation of .alpha.,.beta.-unsaturated carbonyl compounds
    21.
    发明授权
    Preparation of .alpha.,.beta.-unsaturated carbonyl compounds 失效
    (ALPHA),(BETA) - 饱和碳化合物的制备

    公开(公告)号:US5169958A

    公开(公告)日:1992-12-08

    申请号:US769022

    申请日:1991-10-01

    摘要: A process for the preparation of .alpha.,.beta.-unsaturated carbonyl compounds of the formula I ##STR1## where R.sup.1 is hydrogen, C.sub.1 -C.sub.10 -alkyl, C.sub.1 -C.sub.10 -alkoxy or aryloxy,R.sup.2 is aryl which is unsubstituted or substituted by C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy, trifluoromethyl and/or halogen andR.sup.3 is tetrahydrofuranyl or aryl which is substituted by C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy, trifluoromethyl and/or halogen, which comprises reacting 3-amino-2-propen-1-ones of the formula II ##STR2## where R.sup.1 and R.sup.2 have the abovementioned meanings, and R.sup.4 and R.sup.5 are, independently of one another, hydrogen, C.sub.1 -C.sub.10 -alkyl or aryl, with a magnesium halide of the formula IIIR.sup.3 --Mg--Y (III) where Y is halogen, at from -20.degree. to 100.degree. C., and novel .alpha.,.beta.-unsaturated carbonyl compounds and novel 3-amino-2-propen-1-ones are described.

    摘要翻译: 制备式I的α,β-不饱和羰基化合物的方法,其中R1是氢,C1-C10-烷基,C1-C10-烷氧基或芳氧基,R2是未取代或取代的芳基 C1-C4-烷基,C1-C4-烷氧基,三氟甲基和/或卤素,R3是被C1-C4-烷基,C1-C4-烷氧基,三氟甲基和/或卤素取代的四氢呋喃基或芳基,其包括使3 - 氨基-2-丙烯-1-酮,其中R 1和R 2具有上述含义,并且R 4和R 5彼此独立地为氢,C 1 -C 10 - 烷基或芳基, 与式III的卤化镁R3-Mg-Y(III)其中Y是卤素,在-20℃至100℃,和新的α,β-不饱和羰基化合物和新的3-氨基-2-丙烯 描述-1。

    N-substituted 3,4,5,6-tetrahydrophthalimides and their intermediates
    23.
    发明授权
    N-substituted 3,4,5,6-tetrahydrophthalimides and their intermediates 失效
    N-取代的3,4,5,6-四氢去唾液酸及其中间体

    公开(公告)号:US5062884A

    公开(公告)日:1991-11-05

    申请号:US463817

    申请日:1990-01-16

    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## depending on the terminal group B, X is --H, --Cl or --Br, Y is --H, C.sub.1 -C.sub.7 --alkyl, --Cl, --Br, --CN, --CONH.sub.2 --CO.sub.2 R.sup.2, where R.sup.2 is H, C.sub.1 -C.sub.6 -alkyl, C.sub.5 -- or C.sub.6 -cycloalkyl, C.sub.1 -C.sub.4 -alkoxy-C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkylmercapto-C.sub.2 -C.sub.4 -alkyl, propargyl, benzyl, .alpha.-phenylethyl, .alpha.-phenylpropyl, C.sub.2 -C.sub.4 -alkyl which is monosubstituted, disubstituted or trisubstituted by F or Cl, or CH.sub.3 -substituted or Cl-substituted allyl, and Z is --COOR.sup.2, --CONR.sup.3 R.sup.4, ##STR4## where R.sup.3 and R.sup.4 are each H or C.sub.1 -C.sub.4 -alkyl or together form a 5-membered or 6-membered cycloaliphatic ring whose carbon chain may be interrupted by an oxygen atom.

    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是取代基末端基团B,X是-H,-Cl或-Br,Y是-H,C 1 -C 7 - 烷基,-Cl,-Br,-CN,-CONH 2 -CO 2 R 2,其中R 2 是C 1 -C 6烷基,C 5 - 或C 6 - 环烷基,C 1 -C 4 - 烷氧基-C 1 -C 4烷基,C 1 -C 4烷基巯基-C 2 -C 4 - 烷基,炔丙基,苄基,α-苯乙基,α- 苯基丙基,被F或Cl单取代或三取代的C 2 -C 4 - 烷基,Z是-COOR 2,-CONR 3 R 4,其中R 3和R 4各自为H或C 1 -C 1-4 - 烷基或一起形成其碳链可以被氧原子间隔开的5元或6元环脂族环。

    4-Methyl-4-phenyl-1-pentanals, their preparation and their use as scents
    26.
    发明授权
    4-Methyl-4-phenyl-1-pentanals, their preparation and their use as scents 失效
    4-甲基-4-苯基-1-戊醛,它们的制备及其用作香料

    公开(公告)号:US4837201A

    公开(公告)日:1989-06-06

    申请号:US194892

    申请日:1988-05-17

    摘要: 4-methyl-4-phenyl-1-pentanals of the general formula I ##STR1## where R.sup.1 is hydrogen or C.sub.1 -C.sub.4 -alkyl and R.sup.2 is hydrogen or methyl, with the exception of 4-methyl-4-phenyl-1-pentanal, and the use of the methylphenylpentanals of the formula I for imparting fragrance properties to, or improving or modifying the fragrance properties of, perfumes and perfumed products, and the preparation of these compounds by hydroformylation of the corresponding 3-methyl-3-phenyl-1-butenes of the general formula II ##STR2## and, if required, subsequent reaction with formaldehyde and partial hydrogenation.

    摘要翻译: 其中R1是氢或C1-C4-烷基,R2是氢或甲基的4-甲基-4-苯基-1-戊醛,其中R 1是氢或甲基,除了4-甲基-4-苯基 -1-戊醛,以及使用式I的甲基苯基戊醛赋予香料性能或改善或改进香料和香料产品的香料性能,以及通过相应的3-甲基-1-戊醛的加氢甲酰化来制备这些化合物, 通式II的2-苯基-1-丁烯(II)和如果需要,随后与甲醛反应和部分氢化。

    Fungicidal piperidine derivatives
    27.
    发明授权
    Fungicidal piperidine derivatives 失效
    杀真菌哌啶衍生物

    公开(公告)号:US4673683A

    公开(公告)日:1987-06-16

    申请号:US772714

    申请日:1985-09-05

    摘要: R.sup.2 and R.sup.3 are hydrogen or alkyl,R.sup.4 is hydrogen, alkyl, alkenyl, alkynyl, haloalkyl, haloalkenyl, unsubstituted or substituted aralkyl, COR.sup.5, CO.sub.2 R.sup.6 or CONR.sup.7 R.sup.8,R.sup.5 and R.sup.6 are alkyl, unsubstituted or substituted aryl or unsubstituted or substituted aralkyl,R.sup.7 and R.sup.8 are hydrogen, alkyl, unsubstituted or substituted aryl or unsubstituted or substituted aralkyl andn is 0, 1, 2 or 3,and its plant-tolerated acid addition salts, excluding the compounds where, simultaneously, R.sup.4 is hydrogen, acetyl or propionyl, n is 0 or 1 and R.sup.1, R.sup.2 and R.sup.3 are hydrogen, and fungicides containing the novel piperidines and salts.

    摘要翻译: 其中R1是氢,烷基或卤素,R2和R3是氢或烷基,R4是氢,烷基,烯基,炔基,卤代烷基,卤代烯基,未取代的或取代的芳烷基,COR5,CO2R6或CONR7R8,R5和R6是烷基 ,未取代或取代的芳基或未取代或取代的芳烷基,R 7和R 8为氢,烷基,未取代或取代的芳基或未取代或取代的芳烷基,n为0,1,2或3及其植物耐受酸加成盐, 其中R4同时为氢,乙酰基或丙酰基,n为0或1,R1,R2和R3为氢的化合物,以及含有新颖的哌啶类和盐类的杀真菌剂。