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    • 5. 发明授权
    • 3-amino-2-mercaptobenzoic acid derivatives and processes for their preparation
    • 3-氨基-2-巯基苯甲酸衍生物及其制备方法
    • US06498265B2
    • 2002-12-24
    • US09963046
    • 2001-09-25
    • Walter KunzBeat Jau
    • Walter KunzBeat Jau
    • C07C32700
    • C07D285/14C07C323/63C07C327/26C07C335/22C07D277/82
    • Compounds of the formula I and disulfides thereof and salts thereof are important intermediate products for the preparation of compounds having a microbicidal and plant-immunizing action, of the formula III In the compounds of the formulae I and III: X is halogen, n is 0,1,2 or 3; Z is CN, CO—A or CS—A, A is hydrogen, halogen, OR1, SR2 and N(R3)R4; R1 to R4 are hydrogen, a substituted or unsubstituted, open-chain, saturated or unsaturated hydrocarbon radical containing not more than 8 carbon atoms, a substituted or unsubstituted cyclic, saturated or unsaturated hydrocarbon radical containing not more than 10 carbon atoms, substituted or unsubstituted benzyl or phenethyl, a substituted or unsubstituted alkanoyl group containing not more than 8 carbon atoms, a substituted or unsubstituted benzoyl group or a substituted or unsubstituted heterocyclyl radical; or R3 and R4, together with the nitrogen atom to which they are bonded, are a 5- or 6-membered, substituted or unsubstituted heterocyclic radical having 1-3 heteroatoms O, S and/or N. Processes for the preparation of compounds of the formula I are described.
    • 式I及其二硫化物及其盐的化合物是制备具有式III的杀微生物和植物免疫作用的化合物的重要的中间产物。在式I和III的化合物中:X为卤素,n为0,1 ,2或3; Z是CN,CO-A或CS-A,A是氢,卤素,OR1,SR2和N(R3)R4; R1至R4是氢,取代或未取代的开链,饱和或 含有不超过8个碳原子的不饱和烃基,取代或未取代的含有不超过10个碳原子的环状,饱和或不饱和烃基,取代或未取代的苄基或苯乙基,取代或未取代的含有不超过8个碳原子的烷酰基 取代或未取代的苯甲酰基或取代或未取代的杂环基; 或R 3和R 4与它们所键合的氮原子一起是具有1-3个杂原子O,S和/或N的5或6元取代或未取代的杂环基。 描述了式I。
    • 6. 发明授权
    • Process for the preparation of 4,6-dimethoxy-2-(methylsulfonyl)-1,3-pyrimidine
    • 制备4,6-二甲氧基-2-(甲基磺酰基)-1,3-嘧啶的方法
    • US06693194B2
    • 2004-02-17
    • US10332248
    • 2003-01-06
    • Beat JauBernhard Urwyler
    • Beat JauBernhard Urwyler
    • C07D23960
    • C07D405/12C07D239/60
    • Process for preparing 4,6-dimethoxy-2-(methylsulfonyl)-1,3-pyrimidine by reacting 4,6dichloro-2-(methyltio)-1,3-pyrimidine in an inert organic solvent with an alkali metal methoxide, transfer of the resulting 4,6-dimethoxy-2-(methylthio)-1,3-pyrimidine into an aqueous-acidic medium and subsequent oxidation of this compound, of appropriate in the presence of a catalyst, wherein the oxidation is followed by a purification step in which the aqueous-acidic reaction mixture is adjusted with aqueous base to a pH in the range of 5-8 and stirred either in the presence or in the absence of an organic solvent, and the use of this compound for preparing herbicides, for example 7-[(4,6-dimethoxy-pyrimidin-2-yl)thio]-3-methylphthalide.
    • 通过使四氯-2-(甲基氧基)-1,3-嘧啶在惰性有机溶剂中与碱金属甲醇盐反应制备4,6-二甲氧基-2-(甲基磺酰基)-1,3-嘧啶的方法,将 将所得的4,6-二甲氧基-2-(甲硫基)-1,3-嘧啶转化为酸性介质,随后在催化剂存在下氧化该化合物,其中氧化后进行纯化步骤 其中将水性 - 酸性反应混合物用碱水溶液调节至pH为5-8,并在有机溶剂存在或不存在下搅拌,并使用该化合物制备除草剂,例如 7 - [(4,6-二甲氧基 - 嘧啶-2-基)硫基] -3-甲基苯酞。
    • 7. 发明授权
    • 3-amino-2-mercaptobenzoic acid derivatives and processes for their preparation
    • 3-氨基-2-巯基苯甲酸衍生物及其制备方法
    • US06380422B1
    • 2002-04-30
    • US09259897
    • 1999-02-26
    • Walter KunzBeat Jau
    • Walter KunzBeat Jau
    • C07C25550
    • C07C335/22C07C319/02C07C319/12C07C323/63
    • Compounds of the formula I and disulfides thereof and salts thereof are important intermediate products for the preparation of compounds having a microbicidal and plant-immunizing action, of the formula III In the compounds of the formulae I and III: X is halogen, n is 0, 1, 2 or 3; Z is CN, CO—A or CS—A, A is hydrogen, halogen, OR1, SR2 and N(R3)R4; R1 to R4 are hydrogen, a substituted or unsubstituted, open-chain, saturated or unsaturated hydrocarbon radical containing not more than 8 carbon atoms, a substituted or unsubstituted cyclic, saturated or unsaturated hydrocarbon radical containing not more than 10 carbon atoms, substituted or unsubstituted benzyl or phenethyl, a substituted or unsubstituted alkanoyl group containing not more than 8 carbon atoms, a substituted or unsubstituted benzoyl group or a substituted or unsubstituted heterocyclyl radical; or R3 and R4, together with the nitrogen atom to which they are bonded, are a 5- or 6-membered, substituted or unsubstituted heterocyclic radical having 1-3 heteroatoms O, S and/or N. Processes for the preparation of compounds of the formula I are described.
    • 式I及其二硫化物及其盐的化合物是制备具有式III的杀微生物和植物免疫作用的化合物的重要的中间产物。在式I和III的化合物中:X为卤素,n为0,1 ,2或3; Z是CN,CO-A或CS-A,A是氢,卤素,OR1,SR2和N(R3)R4; R1至R4是氢,取代或未取代的开链,饱和或 含有不超过8个碳原子的不饱和烃基,取代或未取代的含有不超过10个碳原子的环状,饱和或不饱和烃基,取代或未取代的苄基或苯乙基,取代或未取代的含有不超过8个碳原子的烷酰基 取代或未取代的苯甲酰基或取代或未取代的杂环基; 或R 3和R 4与它们所键合的氮原子一起是具有1-3个杂原子O,S和/或N的5或6元取代或未取代的杂环基。用于制备化合物的方法 描述了公式I。
    • 9. 发明授权
    • 3-amino-2-mercaptobenzoic acid derivatives and processes for their
preparation
    • 3-氨基-2-巯基苯甲酸衍生物及其制备方法
    • US06002013A
    • 1999-12-14
    • US148276
    • 1998-09-04
    • Walter KunzBeat Jau
    • Walter KunzBeat Jau
    • C07C319/02C07C319/12C07C323/63C07C327/26C07C335/22C07D277/82C07D285/14C07D277/62C07C255/07C07C321/08
    • C07D285/14C07C319/02C07C319/12C07C323/63C07C327/26C07C335/22C07D277/82
    • Compounds of the formula I ##STR1## and disulfides thereof and salts thereof are important intermediate products for the preparation of compounds having a microbicidal and plant-immunizing action, of the formula III ##STR2## In the compounds of the formulae I and III: X is halogen,n is 0, 1, 2 or 3;Z is CN, CO--A or CS--A,A is hydrogen, halogen, OR.sub.1, SR.sub.2 and N(R.sub.3)R.sub.4 ;R.sub.1 to R.sub.4 are hydrogen, a substituted or unsubstituted, open-chain, saturated or unsaturated hydrocarbon radical containing not more than 8 carbon atoms, a substituted or unsubstituted cyclic, saturated or unsaturated hydrocarbon radical containing not more than 10 carbon atoms, substituted or unsubstituted benzyl or phenethyl, a substituted or unsubstituted alkanoyl group containing not more than 8 carbon atoms, a substituted or unsubstituted benzoyl group or a substituted or unsubstituted heterocyclyl radical; or R.sub.3 and R.sub.4, together with the nitrogen atom to which they are bonded, are a 5- or 6-membered, substituted or unsubstituted heterocyclic radical having 1-3 heteroatoms O, S and/or NProcesses for the preparation of compounds of the formula I are described.
    • 式I化合物及其二硫化物及其盐是制备具有式III的杀微生物和植物免疫作用的化合物的重要中间产物。在式I和III化合物中:X为卤素,n为0 ,1,2或3; Z是CN,CO-A或CS-A,A是氢,卤素,OR1,SR2和N(R3)R4; R 1至R 4为氢,取代或未取代的含有不超过8个碳原子的开链,饱和或不饱和烃基,取代或未取代的含有不多于10个碳原子的环状,饱和或不饱和烃基,取代或未取代的 苄基或苯乙基,取代或未取代的不超过8个碳原子的烷酰基,取代或未取代的苯甲酰基或取代或未取代的杂环基; 或R 3和R 4与它们所键合的氮原子一起是具有1-3个杂原子O,S和/或N的5或6元取代或未取代的杂环基。 描述了公式I。