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    92.
    发明专利
    未知

    公开(公告)号：AT165812T

    公开(公告)日：1998-05-15

    申请号：AT94924726

    申请日：1994-07-08

    Applicant: BASF AG

    Inventor： KLEIN ULRICH ,  BUSCHMANN ERNST ,  KEIL MICHAEL ,  GOETZ NORBERT ,  HARREUS ALBRECHT

    IPC: C07C239/20

    Abstract: PCT No. PCT/EP94/02239 Sec. 371 Date Jan. 11, 1996 Sec. 102(e) Date Jan. 11, 1996 PCT Filed Jul. 8, 1994 PCT Pub. No. WO95/04032 PCT Pub. Date Feb. 9, 1995Preparation of O-substituted hydroxylammonium salts IR1-CHX-O-NH2.HL(I)(L=halogen, hydrogensulfate; X=H, alkyl; R1=unsubst. or subst. phenyl, thienyl, furanyl, pyrrolyl or -CR2=CR3R4; R2, R3, R4=H, halogen or alkyl) by reaction of an acetone oxime O-allyl or -O-benzyl ether II (II) with water and a mineral acid H-L with continuous removal of the acetone formed in this process, by carrying out the hydrolysis batchwise at 0 DEG -50 DEG C. and under a pressure of 10-500 mbar is described. The O-substituted hydroxylammonium salts I are intermediates for plant protection agents and pharmaceuticals.

    Substituted 2-phenylpyridines.
    97.
    发明专利
    Substituted 2-phenylpyridines. 未知

    公开(公告)号：ZA966699B

    公开(公告)日：1998-02-09

    申请号：ZA966699

    申请日：1996-08-07

    Applicant: BASF AG

    Inventor： SCHAEFER PETER ,  HEISTRACHER ELISABETH ,  MENKE OLAF ,  HAMPRECHT GERHARD ,  ZAGAR CYRILL ,  RACK MICHAEL ,  GOETZ NORBERT ,  HARREUS ALBRECHT ,  WESTPHALEN KARL-OTTO ,  WALTER HELMUT ,  MISLITZ ULF

    IPC: A01N43/40 ,  C07D213/61 ,  C07D405/12 ,  A01N ,  C07D

    Abstract: PCT No. PCT/EP96/03243 Sec. 371 Date Jan. 20, 1998 Sec. 102(e) Date Jan. 20, 1998 PCT Filed Jul. 23, 1996 PCT Pub. No. WO97/06143 PCT Pub. Date Feb. 20, 1997Substituted 2-phenylpyridines I where n is 0, 1; R1 is halogen, C1-C6-haloalkyl; R2 and R3 are H, halogen; R4 is cyano, halogen; X and Y are -O-, -S-; R5 and R6 are H, C1-C4-alkyl or together are a 1,2-ethylene, 1,3-propylene, 1,4-tetramethylene or 1,5-pentamethylene chain; R7 is C1-C6-haloalkyl, C3-C6-haloalkenyl, C2-C6-alkenyloxy-C1-C4-alkyl, C2-C6-alkenyloxy-C1-C4-alkoxy-C1-C4-alkyl, C3-C6-alkenyl, C3-C6-alkadienyl, C3-C6-alkynyl, C3-C6-cycloalkyl, C5-C6-cycloalkenyl, 3-oxetanyl, 3-thietanyl, phenyl, phenyl-C1-C4-alkyl or 5/6-membered heteroaryl having 1 to 3 hetero atoms selected from the group consisting of two oxygen atoms, two sulfur atoms and 3 nitrogen atoms, or R6 and R7 together are a 1,2-ethylene or 1,3-propylene chain which can have attached to it one or two C1-C4-alkyl substituents are used as herbicides and for the desiccation/defoliation of plants.

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