PHOSPHORIC ESTER DERIVATIVES
    5.
    发明专利

    公开(公告)号:CA972760A

    公开(公告)日:1975-08-12

    申请号:CA105648

    申请日:1971-02-17

    Applicant: BASF AG

    Abstract: 1343204 Pesticidal thionophosphoric acid esters BADISCHE ANILIN- & SODAFABRIK AG 19 April 1971 [5 March 1970] 23058/71 Headings C2P and C2C Novel compounds of Formula I where R 1 and R 11 are C 1-4 alkyl and R 111 is C 1-4 alkyl, aryl, substituted aryl, C 3-6 alkoxyalkyl or alkylthioalkyl, alkenyl, alkynyl, haloalkyl or cycloalkyl may be prepared by reacting a di- (C 1-4 alkyl) thionophosphorohalidate with a compound of Formula II or with a salt thereof. The sodium salts of the compounds of Formula II may be prepared by reacting a compound O = C = N-R 111 with an N-hydroxy urethane to form a compound of formula and reacting this with sodium methoxide. The compounds of Formula I have insecticidal properties and may be used as the active ingredients in conventional pesticidal compositions.

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