2.
    发明专利
    未知

    公开(公告)号:DE2249939A1

    公开(公告)日:1974-04-18

    申请号:DE2249939

    申请日:1972-10-12

    Applicant: BASF AG

    Abstract: 1439058 Thiophosphoric and thiophosphoric esters BASF AG 11 Oct 1973 [12 Oct 1972] 47471/73 Headings C2P and C2C The invention comprises thiophosphorus esters of the formula wherein R 1 is methyl or ethyl, R 2 is methyl, ethyl, phenyl, methoxy or ethoxy, R 3 is C 1 -C 3 alkyl, R 4 is H or C 1 -C 3 alkyl or NR 3 R 4 is pyrrolidino, piperidino, morpholino, piperazino or N-alkyl piperazino, R 5 is C 1 -C 3 alkyl, R 6 is methyl, ethyl or phenyl and X is 0 or 5. They are obtained by reacting wherein B is a salt-forming cation and hal is Cl, Br or I. The products have pesticidal properties and may be used as active ingredients in conventional pesticidal formulations for use in plant protection and in the veterinary field. N,N - dimethyl - N 1 - dimethylamino - sulphonyl chloroacetamidine is obtained by reacting chlorosulphonyl isocyanate with N,N-dimethylchloroacetamide in CCl 4 at 40‹ C. and then reacting the product with a solution of dimethylamine in dioxane at 0‹ to 5‹ C.

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