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    • 67. 发明授权
    • Process for preparing pyrazolecarboxylic acid compounds
    • 吡唑羧酸化合物的制备方法
    • US5202442A
    • 1993-04-13
    • US722533
    • 1991-06-27
    • Shinichiro TakigawaShuzo Shinke
    • Shinichiro TakigawaShuzo Shinke
    • C07D231/14C07D231/16C07D231/18C07D231/22C07D231/38C07D401/04
    • C07D231/38C07D231/14C07D231/16C07D231/18C07D231/22C07D401/04
    • A process for preparing a pyrazolecarboxylic acid compound of the formula (II): ##STR1## wherein Y and Z each represent a hydrogen, a halogen, a nitro, a cyano, COOR.sub.1, NR.sub.1 R.sub.2, CONR.sub.1 R.sub.2, SR.sub.1, SO.sub.2 NR.sub.1 R.sub.2, SO.sub.2 R.sub.3, R.sub.3 CO, OR.sub.4, CHX.sub.2 or CX.sub.3 ; A represents a hydrogen, an alkyl having 2 to 4 carbons, a phenyl, a pyridyl or OR.sub.5 ; where R.sub.1 and R.sub.2 each represent a hydrogen or an alkyl having 1 to 10 carbons; R.sub.3 represents an alkyl having 1 to 10 carbons; R.sub.4 represents a hydrogen, an alkyl having 1 to 10 carbons, a phenyl, CHF.sub.2, CF.sub.3 or CF.sub.3 CH.sub.2 ; R.sub.5 represents an alkyl having 1 to 10 carbons; and X represents a halogen, which comprises oxidizing a pyrazole compound of the formula (I): ##STR2## wherein Y, Z and A have the same meanings as above, by contacting the compound of formula (I) with an oxygen-containing gas in the presence of a metal catalyst at 20.degree. to 200.degree. C., the partial pressure of the oxygen-containing gas being from atmospheric pressure to 80 kg/cm.sup.2 and the metal catalyst is in an amount of 0.1 to 20 gram-atom based on 100 moles of the compound of formula (I) and is at least one compound selected from the group consisting of iron compounds, cobalt compounds, nickel compounds, manganese compounds, cerium compounds and zirconium compounds.
    • 制备式(II)的吡唑甲酸化合物的方法:其中Y和Z各自表示氢,卤素,硝基,氰基,COOR1,NR1R2,CONR1R2,SR1,SO2NR1R2,SO2R3 ,R3CO,OR4,CHX2或CX3; A表示氢,具有2至4个碳的烷基,苯基,吡啶基或OR 5; 其中R 1和R 2各自表示氢或具有1至10个碳的烷基; R3表示碳原子数1〜10的烷基, R4表示氢,碳原子数1〜10的烷基,苯基,CHF 2,CF 3或CF 3 CH 2; R5表示碳原子数1〜10的烷基, 并且X表示卤素,其包括使式(I)的吡唑化合物氧化:其中Y,Z和A具有与上述相同的含义,通过使式(I)化合物与氧 在金属催化剂存在下,在20〜200℃下,含氧气体的分压为大气压至80kg / cm2,金属催化剂的量为0.1〜20g - 原子,基于100摩尔式(I)化合物,并且是至少一种选自铁化合物,钴化合物,镍化合物,锰化合物,铈化合物和锆化合物的化合物。
    • 68. 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。