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    • 16. 发明授权
    • Process for the preparation of alkoxytriazolinones
    • 制备烷氧基三唑啉酮的方法
    • US5710303A
    • 1998-01-20
    • US723706
    • 1996-09-30
    • Heinz-Jurgen WroblowskyKlaus Konig
    • Heinz-Jurgen WroblowskyKlaus Konig
    • C07C281/04C07C281/16C07D249/12C07C275/70
    • C07D249/12C07C281/04
    • Alkoxytriazolinones of the formula (I), ##STR1## are obtained in good yields and in high purity by reacting iminocarbonic diesters (II) with carbazinic esters (III) ##STR2## at -20.degree. C. to +120.degree. C. (1st step) and subjecting the semicarbazide derivatives (IV) formed in this process with elimination of R.sup.2 --OH ##STR3## to a cyclizing condensation reaction in the presence of a base at 20.degree. C. to 150.degree. C. with elimination of R.sup.3 --OH, if appropriate (2nd step) and, finally, by reacting the resulting 5-alkoxytriazolinones of the formula (V) �=formula (I) where R.sup.1 =H! with an alkylating agent of the formula R.sup.1 --X (VI) at 0.degree. C. to 150.degree. C., if appropriate in the presence of a base.
    • 通过使亚氨基碳酸二酯(II)与咔嗪酸酯(III)在-20℃至+ 120℃下反应,以良好的产率和高纯度获得式(I),(IMAGE)(I)的烷氧基​​三唑啉酮 (第1步),在20℃〜150℃下,在碱的存在下,将在该工序中形成的氨基脲衍生物(Ⅳ)与R2-OH的反应进行环化缩合反应, (Ⅴ)[=式(I)其中R1 = H)与式R1-X(Ⅵ)的烷基化剂反应得到的5-烷氧基三唑啉酮 )在0℃至150℃,如果合适,在碱的存在下。
    • 17. 发明授权
    • Process for the preparation of alkoxytriazolinones
    • 制备烷氧基三唑啉酮的方法
    • US5594147A
    • 1997-01-14
    • US528584
    • 1995-09-15
    • Heinz-Jurgen WroblowskyKlaus Konig
    • Heinz-Jurgen WroblowskyKlaus Konig
    • C07C281/06C07D249/12
    • C07D249/12C07C281/06
    • Alkoxytriazolinones of the general formula (I), ##STR1## in which R.sup.1 represents hydrogen, or represents in each case optionally substituted alkyl, alkenyl, alkinyl, cycloalkyl, cycloalkylalkyl, aryl or arylalkyl, andR.sup.2 represents in each case optionally substituted alkyl, alkenyl, alkinyl, cycloalkyl, cycloalkylalkyl, aryl or arylalkyl,(which can be used as intermediates for the preparation of herbicidal active compounds) are obtained in very good yields and in high purity by reacting imino(thio)carbonic esters (II) with alkoxyethyl carbazinates (III) ##STR2## in which Q represents O or S, R.sup.3 represents (for example) alkyl, aryl or aralkyl and R.sup.4 represents (for example) alkyl,at -20.degree. C. to +150.degree. C. (1st step) and subjecting the new semicarbazide derivatives (IV) ##STR3## which are formed with elimination of R.sup.3 --QH, if appropriate after intermediate isolation, to a cyclizing condensation reaction at 0.degree. C. to 200.degree. C., without the addition of a base, advantageously under reduced pressure, with the elimination of alkoxyethanols (2nd step).
    • 通式(I)的烷氧基​​三唑啉酮,其中R 1表示氢,或在每种情况下表示任选取代的烷基,烯基,炔基,环烷基,环烷基烷基,芳基或芳基烷基,和R 2表示在各种情况下任选取代的 烷基,烯基,炔基,环烷基,环烷基烷基,芳基或芳基烷基(可用作制备除草活性化合物的中间体)以非常好的产率和高纯度通过使亚氨基(硫代)碳酸酯(II) 其中Q代表O或S,R3代表(例如)烷基,芳基或芳烷基,R4代表(例如)烷基,在-20℃至+ 150℃(第1步),在0℃〜200℃进行环化缩合反应,在中间分离后,如果合适,将R3-QH所形成的新的氨基脲衍生物(IV) 没有添加基础,优势 我们在减压下,消除烷氧基乙醇(第二步)。
    • 18. 发明授权
    • Herbicidal pyrazolin-5-one derivatives, compositions and use
    • 除草剂吡唑啉-5-酮衍生物,组合物和用途
    • US5174808A
    • 1992-12-29
    • US610597
    • 1990-11-08
    • Heinz-Jurgen WroblowskyPeter BabczinskiKlaus LurssenHans-Joachim SantelRobert R. Schmidt
    • Heinz-Jurgen WroblowskyPeter BabczinskiKlaus LurssenHans-Joachim SantelRobert R. Schmidt
    • A01N43/56C07D231/22C07D401/04C07D405/04C07D405/06C07D409/04C07D409/06
    • C07D401/04C07D231/22C07D405/04C07D409/04C07D409/06
    • Herbicidal pyrazolin-5-one derivatives of the formula ##STR1## in which R.sup.1 represents alkyl, cycloalkyl, halogenoalkyl, alkenyl, alkynyl, alkenyl or alkynyl substituted by optionally substituted phenyl, halogenoalkenyl, alkoxy, alkoxyalkyl, alkylthioalkyl, alkylsulphonylalkyl, alkylsulphinylalkyl, alkoxycarbonylalkyl, in each case optionally substituted aryl, aralkyl, aryloxyalkyl or arylthioalkyl, an optionally substituted heterocycle, heterocyclylalkyl or the --NH--CO--R.sup.3 or --CO--O--R.sup.4 groups, in which R.sup.3 and R.sup.4 in each case independently of one another represent alkyl or aryl,R.sup.2 represents hydrogen, alkyl, cycloalkyl, halogenoalkyl, alkenyl, alkinyl, halogenoalkenyl, alkoxyalkyl, alkylthioalkyl, alkylsulphonylalkyl, alkylsuslphinylalkyl or alkoxycarbonylalkyl andAr represents optionally substituted aryl or a heterocycle which is optionally substituted and optionally fused,excluding the compounds 1-(3-chlorophenyl)-3-methylthiomethyl-4-(N-hydroxyaminomethylidene)-pyrazoline-5-one, 1-(4-chlorophenyl)-3-methylthiomethyl-4-(N-hydroxyaminomethylidene)-pyrazolin-5-one, 1-(4-trifluoronethylphenyl-3-methylthiomethyl-4-(N-hydroxyaminomethylidene))-pyrazolin-5-one and 1-(4-n-nitrophenyl)-3-methylthiomethyl-4-(N-hydroxyaminomethylidene)-pyrazolin-5-one.
    • 式(Ⅰ)的除草吡唑啉-5-酮衍生物,其中R 1表示被任选取代的苯基,卤代烯基,烷氧基,烷氧基烷基,烷基硫代烷基,烷基磺酰基烷基,烷基亚磺酰基烷基,烷基磺酰基烷基, 烷氧基羰基烷基,在各种情况下均为任选取代的芳基,芳烷基,芳氧基烷基或芳硫基烷基,任选取代的杂环,杂环基烷基或-NH-CO-R 3或-CO-O-R 4基团,其中R 3和R 4各自独立地为 另一个代表烷基或芳基,R 2表示氢,烷基,环烷基,卤代烷基,烯基,炔基,卤代烯基,烷氧基烷基,烷基硫代烷基,烷基磺酰基烷基,烷基磺酰基烷基或烷氧基羰基烷基,Ar表示任选取代的芳基或任选被取代和任选稠合的杂环, 化合物1-(3-氯苯基)-3-甲硫基甲基-4-(N-羟基氨基亚甲基) - 吡唑并-5-酮, 1-(4-氯苯基)-3-甲基硫代甲基-4-(N-羟基氨基亚甲基) - 吡唑啉-5-酮,1-(4-三氟甲基苯基-3-甲硫基甲基-4-(N-羟基氨基甲基二烯) 5-(1-硝基苯基)-3-甲基硫代甲基-4-(N-羟基氨基亚甲基) - 对]吡唑-5-酮。