25.
    发明专利
    未知

    公开(公告)号:DE4442446A1

    公开(公告)日:1996-05-30

    申请号:DE4442446

    申请日:1994-11-29

    Applicant: BASF AG

    Abstract: Novel oxime ethers of formula (I) are claimed as are also (i) prepn. of (I) by reaction of an oxime ether alcohol of formula (II) with an alkyne of formula (III) in presence of a base; and (ii) use of (i) as a comonomer in the prodn. of polymeric coatings or adhesives. R and R = H, 1-20C alkyl, 4-10C cycloalkyl, or 6-10C aryl or together form a 3-14C bridge; R = H, 1-4C alkyl or phenyl opt. with an inert substit.; n = 1-100; and A = 2-10C alkylene opt. with an inert substit.

    26.
    发明专利
    未知

    公开(公告)号:DE4438366A1

    公开(公告)日:1996-05-02

    申请号:DE4438366

    申请日:1994-10-27

    Applicant: BASF AG

    Abstract: Prepn. of N-alkenyl-carboxamide of formula (I) comprises (a) reacting an amide of formula (II) with a carbonyl cpd. of formula (III) in the presence of a base and either carrying out or continuing reaction in the presence of a carboxylic acid deriv of formula (IV); and (b) isolating (I). R1-CONH-CR2=CR3R4 (I) R1-CO-NH2 (II) R2-CO-CHR3R4 (III) R5-CO-X (IV) R1-R4 = H or a (cyclo)aliphatic or aromatic gp, opt with inert substits; R5 = H, alkyl or aryl; X = halogen or an alkoxy or carboxyalkyl gp.

    27.
    发明专利
    未知

    公开(公告)号:DE4425696A1

    公开(公告)日:1996-01-25

    申请号:DE4425696

    申请日:1994-07-20

    Applicant: BASF AG

    Abstract: In order to prepare imidazolidin-2-ones, 1,3-dioxalan-2-one (ethylene carbonate) is reacted with at least one compound having the formula RNH2, in which R may stand among others for H, alkyl, aryl, heteroalkyl or heteroaryl.

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