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    • 2. 发明授权
    • Process for preparing organo-sulfonium halides
    • 有机锍卤化物的制备方法
    • US4743403A
    • 1988-05-10
    • US584972
    • 1984-03-01
    • Sreeramulu Nagubandi
    • Sreeramulu Nagubandi
    • C07C381/12C07C20060101C07C67/00C07C313/00C07C325/00E05B20060101C07C149/06
    • C07C381/12
    • Disclosed is a process for preparing organo-sulfonium halide of the formula ##STR1## wherein X is an halide, R.sub.1, R.sub.2 and R.sub.3 are the same or different and are selected from the group consisting of: alkyl having 1 to 24 carbon atoms, inclusive; allyl having 2 to 24 carbon atoms, inclusive; alkenyl having 2 to 24 carbon atoms, inclusive; alkynyl having 2 to 24 carbon atoms, inclusive; aryl having 6 to 24 carbon atoms, inclusive; and wherein said alkyl, allyl, alkenyl, alkynyl and aryl are optionally substituted with a group that is inert to organo-sulfides comprising: reacting an alcohol, e.g. methanol, with an halide derivative which when reacted with an organo-sulfide forms an organo-sulfonium halide, e.g., thionyl halide, sulfuryl halide and carbonyl halide; and then adding an organo-sulfide, e.g., dimethyl sulfide, to the above reaction mixture with agitation while allowing the gas formed to be eliminated so that the organo-sulfonium halide, e.g., trimethyl sulfonium halide, is formed. This process can take place in the presence of an insert solvent, e.g., methylene chloride.
    • 公开了一种制备式IMA的有机锍卤化物的方法,其中X是卤化物,R 1,R 2和R 3相同或不同,并且选自:具有1至24个碳原子的烷基,包括 ; 具有2至24个碳原子的烯丙基; 具有2至24个碳原子的烯基; 具有2至24个碳原子的炔基; 具有6至24个碳原子的芳基(包括端值); 并且其中所述烷基,烯丙基,烯基,炔基和芳基任选被对有机硫化物惰性的基团取代,所述基团包括:使醇, 甲醇与卤化物衍生物反应,当与有机硫化物反应形成有机卤化锍时,例如亚硫酰卤,硫酰卤和羰基卤; 然后在搅拌下向上述反应混合物中加入有机硫化物,例如二甲基硫醚,同时使形成的气体被除去,从而形成卤化锍 - 卤化锍等。 该方法可以在插入溶剂例如二氯甲烷的存在下进行。
    • 5. 发明授权
    • Herbicide compositions of extended soil life
    • 除草剂组合物延长土壤寿命
    • US4652300A
    • 1987-03-24
    • US649105
    • 1984-09-10
    • Reed A. GrayDaniel L. Hyzak
    • Reed A. GrayDaniel L. Hyzak
    • A01N25/22A01N57/30
    • A01N25/22A01N57/30
    • Herbicidally active thiolcarbamates are employed in combination with certain organophosphorus compounds having the formula ##STR1## in which R.sup.4 is selected from the group consisting of C.sub.1 -C.sub.3 alkyl, C.sub.1 -C.sub.4 alkoxy, and C.sub.1 -C.sub.4 alkylthio, R.sup.5 is selected from the group consisting of hydrogen and C.sub.1 -C.sub.4 alkyl, R.sup.6 is selected from the group consisting of hydrogen, C.sub.1 -C.sub.4 alkyl, and C.sub.2 -C.sub.4 alkoxyalkyl, R.sup.7 is selected from the group consisting of hydrogen and methyl and R.sup.8 is selected from the group consisting of hydrogen and methylthio. As a result, the herbicidal effectiveness of the thiocarbamate is enhanced and prolonged, rendering a single application of the herbicide effective over a longer period of time.
    • 除草活性硫代氨基​​甲酸酯与某些具有式“IMAGE”的有机磷化合物组合使用,其中R 4选自C 1 -C 3烷基,C 1 -C 4烷氧基和C 1 -C 4烷硫基,R 5选自 的氢和C 1 -C 4烷基,R 6选自氢,C 1 -C 4烷基和C 2 -C 4烷氧基烷基,R 7选自氢和甲基,R 8选自氢 和甲硫基。 结果,硫代氨基甲酸酯的除草效力得到提高和延长,使除草剂的单次施用在更长的时间内有效。
    • 7. 发明授权
    • Haloacyl and thiohaloacyl aryl-substituted oxazolidines and
thiazolidines - herbicidal antidotes
    • 卤酰基和硫代卤代芳基取代的恶唑烷和噻唑烷 - 除草剂
    • US4636244A
    • 1987-01-13
    • US630171
    • 1984-07-12
    • Eugene G. Teach
    • Eugene G. Teach
    • C07D263/04C07D277/04A01N43/78A01N43/76
    • C07D263/04C07D277/04
    • Haloacyl and thiohaloacyl aryl-substituted oxazolidines and thiazolidines useful as active antidotes against crop injury when used with various herbicides; herbicidal compositions and utility of various herbicides and aryl substituted oxazolidines and thiazolidines having the formula ##STR1## wherein X and Y are independently oxygen or sulfur; R is haloalkyl or chloroalkenyl; R.sub.1 is hydrogen, lower alkyl, phenyl, naphthyl, substituted phenyl wherein said substituents are monofluoro, mono- or di- chloro, nitro, methyl, methoxy, or hydroxyl; R.sub.2 is hydrogen or lower alkyl; R.sub.3 is hydrogen, lower alkyl, hydroxymethyl, N-methyl carbamoyloxymethyl or dichloroacetoxymethyl; R.sub.4 is hydrogen or lower alkyl; R.sub.5 is hydrogen, lower alkyl or phenyl; and R.sub.6 is hydrogen; provided that at least one of R.sub.1 or R.sub.5 is phenyl, substituted phenyl or naphthyl.
    • 当与各种除草剂一起使用时,可用作抗作物活性解毒剂的卤酰基和硫代卤代芳基取代的恶唑烷和噻唑啉; 各种除草剂和芳基取代的恶唑烷和噻唑烷的除草组合物和用途,其中X和Y独立地是氧或硫; R是卤代烷基或氯代烯基; R 1是氢,低级烷基,苯基,萘基,取代的苯基,其中所述取代基是单氟,单或二氯,硝基,甲基,甲氧基或羟基; R2是氢或低级烷基; R3是氢,低级烷基,羟甲基,N-甲基氨基甲酰氧基甲基或二氯乙酰氧基甲基; R4是氢或低级烷基; R5是氢,低级烷基或苯基; R6是氢; 条件是R 1或R 5中的至少一个为苯基,取代的苯基或萘基。