Process for the production of
bis-[0-(1-alkylthioethylimino)-N-methylcarbamyl]-N,N-sulfides
    1.
    发明授权
    Process for the production of bis-[0-(1-alkylthioethylimino)-N-methylcarbamyl]-N,N-sulfides 失效
    制备双 - [O-(1-烷硫基乙基亚氨基)-N-甲基氨基甲酰] -N,N-硫化物的方法

    公开(公告)号:US4316854A

    公开(公告)日:1982-02-23

    申请号:US156966

    申请日:1980-06-06

    CPC分类号: C07C327/58

    摘要: A process for the production of bis-[0-(1-alkylthioethylimino)-N-methylcarbamyl]-N,N'-sulfides of the formula ##STR1## wherein R is a straight-chain or branched alkyl group of 1 to 5 carbon atoms, by reaction of a 0-(1-alkylthioethylimino)-N-methylcarbamate of the formula ##STR2## in the presence of a base, with sulfur dichloride or sulfur monochloride, in a solvent having a dielectric constant of 2.0 and a dipole moment of 0 to 1, is described.The bis-[0-(1-alkylthioethylimino)-N-methylcarbamyl]-N,N'-sulfides of the above formula possess insecticidal properties and are suitable in particular for controlling pests of cotton plants and bluebottles.

    摘要翻译: 制备式[IMAGE]的双 - [O-(1-烷硫基乙基亚氨基)-N-甲基氨基甲酰基] -N,N'-硫化物的方法,其中R是1至5个碳的直链或支链烷基 通过在碱存在下,将式“IMAGE”的O-(1-烷基硫代乙基亚氨基)-N-甲基氨基甲酸酯与二氯化硫或一氯化硫在介电常数为2.0的偶氮二异丁酮溶剂中反应, 为0〜1。 上式的双 - [O-(1-烷硫基乙基亚氨基)-N-甲基氨基甲酰基] -N,N'-硫化物具有杀虫性,特别适用于防治棉花植物和蓝芽的害虫。

    Process for the production of
bis-[O-(1-alkylthioethylimino)-N-methylcarbamyl]N,N'-sulfides
    2.
    发明授权
    Process for the production of bis-[O-(1-alkylthioethylimino)-N-methylcarbamyl]N,N'-sulfides 失效
    制备双 - [O-(1-烷硫基乙基亚氨基)-N-甲基氨基甲酰基] N,N'-硫化物的方法

    公开(公告)号:US4309360A

    公开(公告)日:1982-01-05

    申请号:US156965

    申请日:1980-06-06

    CPC分类号: C07C327/58

    摘要: A process for the production of bis-[O-(1-alkylthioethylimino)-N-methylcarbamyl]-N,N-sulfides of the formula I ##STR1## wherein R is a straight-chain or branched alkyl group of 1 to 5 carbon atoms, by reacting a O-(1-alkylthioethylimino)-N-methylcarbamate of the formula ##STR2## wherein R is as defined above, in the presence of a base, with sulfur dichloride or sulfur monochloride in an inert solvent, which process comprises carrying out said reaction in the presence of 0.01 to 0.5 mole of a compound selected from the group consisting of N,N-dialkylformamides, each containing 1 to 4 carbon atoms in the alkyl moieties, N-methylpyrrolidone, dimethyl sulfoxide, phosphoric acid tris-N,N-dimethylamide and tetramethyl urea, per mole of O-(1-alkylthioethylimino)-N-methylcarbamate of the formula II.The bis-[O-(1-alkylthioethylimino)-N-methylcarbamyl]-N,N'-sulfides of the above formula possess insecticidal properties and are suitable in particular for controlling pests of cotton plants and bluebottles.

    摘要翻译: 制备式I的双[O-(1-烷硫基乙基亚氨基)-N-甲基氨基甲酰基] -N,N-硫化物的方法,其中R是1至5个碳的直链或支链烷基 原子,通过在惰性溶剂中,在碱的存在下,使式(IMA)的O-(1-烷基硫代乙基亚氨基)-N-甲基氨基甲酸酯与碱存在下与二氯化硫或一氯化硫反应,该方法包括 在0.01〜0.5摩尔的选自N,N-二烷基甲酰胺的烷基部分中含有1至4个碳原子的化合物,N-甲基吡咯烷酮,二甲基亚砜,磷酸三 - N,N-二甲基酰胺和四甲基脲,每摩尔式II的O-(1-烷基硫代乙基亚氨基)-N-甲基氨基甲酸酯。 上式的双 - [O-(1-烷硫基乙基亚氨基)-N-甲基氨基甲酰基] -N,N'-硫化物具有杀虫性,特别适用于防治棉花植物和蓝芽的害虫。

    Process for the production of O,O-dialkylphosphorodithioates
    3.
    发明授权
    Process for the production of O,O-dialkylphosphorodithioates 失效
    O,O-二烷基二硫代磷酸酯的生产方法

    公开(公告)号:US4423220A

    公开(公告)日:1983-12-27

    申请号:US97592

    申请日:1979-11-26

    IPC分类号: C07F9/165 C07F9/59 C07F9/65

    CPC分类号: C07F9/591 C07F9/1651

    摘要: A new process for the production of O,O-dialkylphosphorodithioates of the formula ##STR1## wherein R represents methyl or ethyl, and R.sub.1 and R.sub.2 are identical or different, and each represent an alkyl, alkenyl or alkoxyalkyl group having in each case at most 5 carbon atoms is disclosed. The process comprises reacting an essentially equimolar mixture of a piperidine of the formula ##STR2## and a free O,O-dialkyldithiophosphoric acid of the formula ##STR3## or a sodium, potassium or ammonium salt thereof, in the presence of an acid binding agent, with chloroacetylchloride.

    摘要翻译: 用于制备式(I)的O,O-二烷基二硫代磷酸酯的新方法,其中R表示甲基或乙基,R 1和R 2相同或不同,并且各自表示每个具有各自的烷基,烯基或烷氧基烷基 公开了至多5个碳原子的情况。 该方法包括使下式的哌啶的基本上等摩尔的混合物与式(II)的游离的O,O-二烷基二硫代磷酸或其钠,钾或铵盐在 酸结合剂,与氯乙酰氯。