Certain 2-(2'-substituted benzoyl)-4-proparoyl-1,3-cyclohexanedione
herbicides
    31.
    发明授权
    Certain 2-(2'-substituted benzoyl)-4-proparoyl-1,3-cyclohexanedione herbicides 失效
    某些2-(2'-取代的苯甲酰基)-4-丙酰基-1,3-环己二酮除草剂

    公开(公告)号:US4997473A

    公开(公告)日:1991-03-05

    申请号:US398037

    申请日:1989-08-24

    申请人: Nhan H. Nguyen

    发明人: Nhan H. Nguyen

    摘要: Compunds of the formula ##STR1## wherein R is halogen, C.sub.1 -C.sub.2 alkyl, nitro, C.sub.1 C.sub.2 haloalkyl, C.sub.1 -C.sub.2 alkoxy, C.sub.1 -C.sub.2 alkylthio or C.sub.1 C.sub.2 alkylsulfonyl; R.sup.1 is hydrogen or C.sub.1 -C.sub.2 alkyl; R.sup.2 is hydrogen or C.sub.1 -C.sub.2 alkyl; R.sup.3 is hydrogen or C.sub.1 -C.sub.2 alkyl; and R.sup.4 and R.sup.5 independently are (1) hydrogen; (2) halogen; (3) C.sub.1 -C.sub.4 alkyl; (4) C.sub.1 -C.sub.4 alkoxy; (5) trifluoromethoxy; (6) cyano; (7) nitro; (8) C.sub.1 -C.sub.4 haloalkyl; (9) R.sup.b SO.sub.n - wherein n is the integer 0, 1 or 2; and R.sup.b is (a) C.sub.1 -C.sub.4 alkyl, (b) C.sub.1 -C.sub.4 alkyl substituted with halogen or cyano; (c) phenyl; or (d) benzyl; (10) --NR.sup.c R.sup.d wherein R.sup.c and R.sup.d independently are hydrogen or C.sub.1 -C.sub.4 alkyl; (11) R.sup.3 C(O)- wherein R.sup.3 is C.sub.1 -C.sub.4 alkyl or C.sub.1 -C.sub.4 alkoxy; or (12) --SO.sub.2 NR.sup.c R.sup.d wherein R.sup.c and R.sup.d are as defined; and (13) --N(R.sup.c)C(O)R.sup.d wherein R.sup.c and R.sup.d are as defined.

    摘要翻译: 其中R为卤素,C 1 -C 2烷基,硝基,C 1 -C 2卤代烷基,C 1 -C 2烷氧基,C 1 -C 2烷硫基或C 1 -C 2烷基磺酰基的式 R1是氢或C1-C2烷基; R2是氢或C1-C2烷基; R3是氢或C1-C2烷基; 和R4和R5独立地是(1)氢; (2)卤素; (3)C 1 -C 4烷基; (4)C1-C4烷氧基; (5)三氟甲氧基; (6)氰基; (7)硝基; (8)C 1 -C 4卤代烷基; (9)RbSO n-,其中n是整数0,1或2; 并且R b是(a)C 1 -C 4烷基,(b)被卤素或氰基取代的C 1 -C 4烷基; (c)苯基; 或(d)苄基; (10)-NRcRd其中Rc和Rd独立地是氢或C1-C4烷基; (11)R 3 C(O) - 其中R 3是C 1 -C 4烷基或C 1 -C 4烷氧基; 或(12)-SO 2 NR c R d其中R c和R d如所定义; 和(13)-N(R c)C(O)R d,其中R c和R d如所定义。

    Preparation of phenylacetaldehydes
    32.
    发明授权
    Preparation of phenylacetaldehydes 失效
    苯乙醛的制备

    公开(公告)号:US4929765A

    公开(公告)日:1990-05-29

    申请号:US274930

    申请日:1988-11-22

    摘要: Phenylacetaldehydes of the general formula I ##STR1## where R.sup.1 to R.sup.5 are each independently of the others hydrogen, alkyl, alkoxy, halogen, haloalkyl, haloalkoxy or haloalkylthio, by catalytic rearrangement in the presence of a zeolite, are prepared by reacting an epoxy of the formula II or a phenylglycol of the formula III ##STR2## where Y and Z can be identical to or different from each other and are each hydroxyl, alkoxy, aryloxy or acyloxy, in the gas phase over a borosilicate zeolite catalyst at from 70.degree. to 200.degree. C. under reduced pressure.

    摘要翻译: 通过在沸石存在下通过催化重排,其中R 1至R 5各自独立地为氢,烷基,烷氧基,卤素,卤代烷基,卤代烷氧基或卤代烷硫基的通式I(I)的苯基乙醛通过使 式II的环氧基或式III的苯基二醇其中Y和Z可以彼此相同或不同,并且各自为羟基,烷氧基,芳氧基或酰氧基,其中 气相在硼硅酸盐沸石催化剂上在70〜200℃下减压。

    2-alkanoyl-2-(1-penten-1-yl)cyclohexanones, process for preparing same,
and organoleptic uses thereof and intermediates useful in said process
    36.
    发明授权
    2-alkanoyl-2-(1-penten-1-yl)cyclohexanones, process for preparing same, and organoleptic uses thereof and intermediates useful in said process 失效
    2-烷酰基-2-(1-戊烯-1-基)环己酮,其制备方法及其感官用途和用于所述方法的中间体

    公开(公告)号:US4806522A

    公开(公告)日:1989-02-21

    申请号:US201934

    申请日:1988-06-03

    申请人: Mark A. Sprecker

    发明人: Mark A. Sprecker

    IPC分类号: C07C45/54 A61K7/46

    摘要: Described are 2-alkanoyl-2-(1-penten-1-yl) cyclohexanones of my invention defined according to the structure: ##STR1## wherein R represents methyl or ethyl; a process for preparing same and organoleptic uses thereof in augmenting or enhancing the aroma of perfume compositions, colognes and perfumed articles including but not limited to solid or liquid anionic, cationic, nonionic or zwitterionic detergents, perfumed polymers, fabric softener compositions and fabric softener articles. Also described are intermediates useful in carrying out the process for producing such 2-alkanoyl-2-(1-penten-1-yl) cyclohexanones of my invention defined according to the structure: ##STR2## wherein R represents methyl or ethyl.

    摘要翻译: 描述了根据以下结构定义的本发明的2-烷酰基-2-(1-戊烯-1-基)环己酮:其中R表示甲基或乙基; 包括但不限于固体或液体阴离子,阳离子,非离子或两性离子洗涤剂,加香聚合物,织物柔软剂组合物和织物柔软剂制品的香料组合物,古龙水和香料制品的香气的制备方法和感官用途 。 还描述了可用于实施根据以下结构定义的本发明的2-烷酰基-2-(1-戊烯-1-基)环己酮的方法的中间体:其中R表示甲基或乙基。