SUBSTITUTED BENZYLIMIDAZOLIUM SALTS AND MICROBICIDES CONTAINING THEM

    公开(公告)号:DE3268888D1

    公开(公告)日:1986-03-13

    申请号:DE3268888

    申请日:1982-11-10

    Applicant: BASF AG

    Abstract: Substituted benzylimidazolium salts of the formula where R1, R2 and R3 are identical or different and are each hydrogen, C1-C4-alkyl or halogen, R4 is alkyl of 8 to 14 carbon atoms or benzyl which is unsubstituted or substituted by halogen or alkyl, R5 is hydrogen, alkyl of 1 to 8 carbon atoms, phenyl or benzyl, R6 is alkyl of 1 to 4 carbon atoms or halogen, R7 is alkyl of 1 to 4 carbon atoms or halogen and X is an anion of an acid, in particular of a hydrohalic acid, and microbicides containing these compounds.

    18.
    发明专利
    未知

    公开(公告)号:DE3245109A1

    公开(公告)日:1984-06-07

    申请号:DE3245109

    申请日:1982-12-07

    Applicant: BASF AG

    Abstract: Organic condensation reactions are carried out at elevated temperatures by a method in which the starting material or materials are fed in, in gaseous form, at the bottom of a reactor charged with a mineral oil having a boiling point of not less than 150 DEG C., or are fed in, in liquid form, at the bottom of the reactor, and the mineral oil is kept at a temperature which is no lower than the boiling points, of the starting materials introduced as liquids, which correspond to the partial pressures, of the said starting materials, resulting at the bottom of the reactor, and the product is taken off, in gaseous form, at the top of the reactor.

    PROCESS FOR PREPARING 5-(HYDROXYMETHYL)IMIDAZOLES

    公开(公告)号:DE3060433D1

    公开(公告)日:1982-07-08

    申请号:DE3060433

    申请日:1980-02-29

    Applicant: BASF AG

    Abstract: A process for the manufacture of 5-hydroxymethylimidazoles by reaction of an imidazole with formaldehyde or an oligomer of formaldehyde in aqueous hydrochloric acid solution containing from 5 to 18% by weight of hydrogen chloride, at from 80 DEG to 160 DEG C., if desired in a closed system under pressure, followed by isolation in the form of its hydrochloride of the 5-hydroxymethylimidazole obtained.

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