21.
    发明专利
    未知

    公开(公告)号:ES2153822T3

    公开(公告)日:2001-03-16

    申请号:ES91920302

    申请日:1991-11-16

    Applicant: BASF AG

    Abstract: PCT No. PCT/EP91/02166 Sec. 371 Date Apr. 29, 1993 Sec. 102(e) Date Apr. 29, 1993 PCT Filed Nov. 16, 1991 PCT Pub. No. WO92/09575 PCT Pub. Date Jun. 11, 1992.3-(3,4,5,6-tetrahydrophthalimido)cinnamic esters I I (R1=H, halogen; R2, R3=halogen; R4=C-organic radical, R5=H, CH3) are prepared by reducing 3-nitrocinnamic esters II and condensing the resulting 3-aminocinnamic esters III III with a 3,4,5,6-tetrahydrophthalic anhydride IV IV and are valuable active ingredients in crop protection.

    30.
    发明专利
    未知

    公开(公告)号:BRPI0417433B1

    公开(公告)日:2014-03-18

    申请号:BRPI0417433

    申请日:2004-12-14

    Applicant: BASF AG

    Abstract: The invention relates to a method for producing 2,3-cis-substituted 2-aryl propenals by condensing a 2-aryl acetaldehyde I with a non-enolizable aldehyde compound II in the presence of a base. The inventive method is characterized in that the reaction is carried out in a solvent mixture comprising at least one water-miscible organic solvent and water at a volume ratio V solvent :V water ranging between 10:1 and 0.5:1.

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