Process for the preparation of 2-substituted 5-alkyl-pyridines
    3.
    发明授权
    Process for the preparation of 2-substituted 5-alkyl-pyridines 失效
    制备2-取代的5-烷基 - 吡啶的方法

    公开(公告)号:US5420284A

    公开(公告)日:1995-05-30

    申请号:US133729

    申请日:1993-10-07

    摘要: The title compounds of the formula ##STR1## can be prepared by cyclization of aminomethylenated 2-pentenoic acid derivatives of the formula ##STR2## where R, X, R.sup.1, R.sup.2 and Z have the meaning given in the description,in the presence of acids or ammonia. Preferably, aminomethylenated pentenoic acid derivatives are employed which can be prepared from pentenoic acid derivatives of the formulaR--CH.sub.2 --CH.sub.2 --CH.dbd.CH--Z (III)orR--CH.sub.2 --CH.dbd.CH--CH.sub.2 --Z (IV)with ortho-amides of the formula ##STR3## The meanings of A and B are also given in the description.

    摘要翻译: 式(I)的标题化合物可以通过使式(II)的氨基亚甲基化2-戊烯酸衍生物环化来制备,其中R,X,R 1,R 2和Z具有在说明书中给出的含义 ,在酸或氨的存在下。 优选使用氨基亚甲基化的戊烯酸衍生物,其可以由式R-CH 2 -CH 2 -CH = CH-Z(III)或R-CH 2 -CH = CH-CH 2 -Z(IV)的戊烯酸衍生物与邻位 式(A)的酰胺(V)A和B的含义也在说明书中给出。

    Bulk dyeing of plastics
    4.
    发明授权
    Bulk dyeing of plastics 失效
    大量染色塑料

    公开(公告)号:US5582621A

    公开(公告)日:1996-12-10

    申请号:US527473

    申请日:1995-09-13

    摘要: Bulk dyeing of plastics using dyestuffs of the formula (I) ##STR1## wherein n denotes 1 or 2, preferably 1,R.sub.o for n=1, denotes aryl, hetaryl or heterocyclylidenemethyl, or for n=2, denotes a direct bond or arylene andthe ring A is unsubstituted or substituted by C.sub.1 -C.sub.4 -alkyl, C.sub.5 -C.sub.8 -cycloalkyl, C.sub.6 -C.sub.10 -aryl, C.sub.1 -C.sub.4 -alkyloxy, C.sub.6 -C.sub.10 -aryloxy, C.sub.6 -C.sub.10 -aryl- or C.sub.1 -C.sub.4 -alkylsulphonyl, cyano, halogen, in particular chlorine or bromine, or a radical of the formula --COR.sub.1, wherein R.sub.1 represents C.sub.1 -C.sub.4 -alkoxy, amino, C.sub.1 -C.sub.4 -alkylamino, di-C.sub.1 -C.sub.4 -alkylamino, C.sub.6 -C.sub.10 -arylamino, C.sub.1 -C.sub.4 -alkyl or C.sub.6 -C.sub.10 -aryl, or contains a fused-on aromatic or cycloaliphatic ring,the plastics used being, in particular, thermoplastics, preferably vinyl polymers, polyesters or polyamides.

    摘要翻译: 使用式(I)的染料(I)对n = 1的染料进行大量染色,其中n表示1或2,优选1,n = 1的Ro表示芳基,杂芳基或杂环亚甲基甲基,或者对于n = 2,表示直接 键或亚芳基,并且环A未被取代或被C 1 -C 4 - 烷基,C 5 -C 8 - 环烷基,C 6 -C 10 - 芳基,C 1 -C 4 - 烷氧基,C 6 -C 10 - 芳氧基,C 6 -C 10 - 芳基或C 1 -C 1-4烷基磺酰基,氰基,卤素,特别是氯或溴,或式-COR 1的基团,其中R1表示C1-C4-烷氧基,氨基,C1-C4-烷基氨基,二C1-C4-烷基氨基,C6 -C 10 - 芳基氨基,C 1 -C 4 - 烷基或C 6 -C 10 - 芳基,或含有稠合的芳族或脂环族环,所用塑料,特别是热塑性塑料,优选乙烯基聚合物,聚酯或聚酰胺。

    Process for the preparation of 4-substituted
3-methyl-1-aryl-5-amino-pyrazoles
    5.
    发明授权
    Process for the preparation of 4-substituted 3-methyl-1-aryl-5-amino-pyrazoles 失效
    4-取代的3-甲基-1-芳基-5-氨基 - 吡唑的制备方法

    公开(公告)号:US4895957A

    公开(公告)日:1990-01-23

    申请号:US278698

    申请日:1988-12-01

    IPC分类号: C07D231/44

    CPC分类号: C07D231/44

    摘要: A process for the preparation of a 4-substituted 3-methyl-1-aryl-5-amino-pyrazole of the formula ##STR1## in which X.sup.1, X.sup.2 and X.sup.3 independently of one another each stand for halogen andAr stands for optionally substituted phenyl.

    摘要翻译: 制备其中X1,X2和X3各自独立地为卤素的式“IMAGE”的4-取代的3-甲基-1-芳基-5-氨基 - 吡唑的方法,Ar代表任选取代的 苯基。

    Preparation of 5-amino-1-phenyl-4-nitropyrazoles
    6.
    发明授权
    Preparation of 5-amino-1-phenyl-4-nitropyrazoles 失效
    制备5-氨基-1-苯基-4-硝基吡唑

    公开(公告)号:US4892958A

    公开(公告)日:1990-01-09

    申请号:US282225

    申请日:1988-12-08

    IPC分类号: C07D231/38

    CPC分类号: C07D231/38

    摘要: A process for the preparation of a 5-amino-1-phenyl-4-nitropyrazole of the formula ##STR1## in which Ar is optionally substituted phenyl, which comprises reacting an arylhydrazine of the formulaAr--NH--NH.sub.2 (II)with 3-chloro-4-nitro-isothiazole of the formula ##STR2##

    摘要翻译: 制备式(I)的5-氨基-1-苯基-4-硝基吡唑的方法,其中Ar是任选取代的苯基,其包括使式Ar-NH-NH 2的芳基肼(II )与具有式(III)的3-氯-4-硝基 - 异噻唑

    Cationic 1,3,4-thiadiazole dyestuffs
    7.
    发明授权
    Cationic 1,3,4-thiadiazole dyestuffs 失效
    阳离子1,3,4-噻二唑染料

    公开(公告)号:US4268438A

    公开(公告)日:1981-05-19

    申请号:US20161

    申请日:1979-03-13

    CPC分类号: C07D285/135 C09B44/107

    摘要: Cationic 1,3,4-thiadiazole dyestuffs of the general formula ##STR1## wherein R denotes hydrogen or an alkyl, alkenyl, acyl, cycloalkyl, aryl, aralkyl, amino, alkylamino, dialkylamino, arylamino, aralkylamino or heterocyclic radical andR.sub.1 denotes hydrogen or an alkyl, alkenyl or aralkyl radical, orR and R.sub.1 are linked to form a heterocyclic ring, with the condition that if R denotes aryl, R.sub.1 cannot be hydrogen.R.sub.2 denotes an alkyl, alkenyl, alkinyl or aralkyl radical,K denotes a radical of a coupling component and An.sup.(-) denotes an anion,are suitable for the dyeing and printing of natural and synthetic materials, in particular of polyacrylnitrile and acid-modified polyesters and polyamides.

    摘要翻译: 其中R表示氢或烷基,链烯基,酰基,环烷基,芳基,芳烷基,氨基,烷基氨基,二烷基氨基,芳基氨基,芳烷基氨基或杂环基,R 1表示氢原子的阳离子1,3,4-噻二唑染料 或烷基,烯基或芳烷基,或R和R 1连接形成杂环,条件是如果R表示芳基,则R1不能为氢。 R2表示烷基,烯基,炔基或芳烷基,K表示偶合组分的基团,An( - )表示阴离子,适用于天然和合成材料的染色和印刷,特别是聚丙烯腈和酸改性 聚酯和聚酰胺。

    Aminophenylbenzothiazoles
    8.
    发明授权
    Aminophenylbenzothiazoles 失效
    氨基苯基苯并噻唑

    公开(公告)号:US4705861A

    公开(公告)日:1987-11-10

    申请号:US798253

    申请日:1985-11-14

    IPC分类号: C07D277/66

    CPC分类号: C07D277/66

    摘要: Benzothiazole derivatives of the formula ##STR1## with the substituent meanings mentioned in the description, are starting compounds for the preparation of new azo dyestuffs. Some methods of preparing the new benzothiazole derivatives are described.

    摘要翻译: 具有描述中提及的取代基含义的式“IMAGE”的苯并噻唑衍生物是用于制备新的偶氮染料的起始化合物。 描述制备新的苯并噻唑衍生物的一些方法。

    2,5-Diamino-1,3,4-thiadiazole derivatives
    10.
    发明授权
    2,5-Diamino-1,3,4-thiadiazole derivatives 失效
    2,5-二氨基-1,3,4-噻二唑衍生物

    公开(公告)号:US4500715A

    公开(公告)日:1985-02-19

    申请号:US228489

    申请日:1981-01-26

    CPC分类号: C07D285/135 C09B44/107

    摘要: 1,3,4-Thiazole derivatives of the formula ##STR1## wherein R.sub.26 ' denotes a C.sub.1 -C.sub.8 -alkyl radical which is optionally substituted by hydroxyl, halogen, cyano, C.sub.1 -C.sub.4 -alkoxy, carboxyl, aminocarbonyl or C.sub.1 -C.sub.4 -alkoxycarbonyl, a C.sub.2 -C.sub.4 -alkenyl radical, a cyclohexyl radical which is optionally substituted by C.sub.1 -C.sub.4 -alkyl, a phenyl, benzyl or phenylethyl radical which is optionally substituted by halogen, C.sub.1 -C.sub.4 -alkyl or C.sub.1 -C.sub.4 -alkoxy, a C.sub.1 -C.sub.2 -alkylcarbonyl, C.sub.1 -C.sub.4 -alkoxycarbonyl, mono- or di-C.sub.1 -C.sub.4 -alkylaminocarbonyl, aminocarbonyl, mono- or di-C.sub.1 -C.sub.4 -alkylaminosulphonyl, 2-thienyl, 2-furyl, 2-tetrahydrofuryl, amino, C.sub.1 -C.sub.4 -alkylamino or di-(C.sub.1 -C.sub.4 -alkyl)-amino radical or a phenylamino or benzylamino radical which is optionally substituted by C.sub.1 -C.sub.4 -alkyl or C.sub.1 -C.sub.4 -alkoxy and R.sub.27 ' denotes a C.sub.1 -C.sub.8 -alkyl radical which is optionally substituted by hydroxyl, halogen, cyano, C.sub.1 -C.sub.4 -alkoxy, carboxyl, aminocarbonyl- or C.sub.1 -C.sub.4 -alkoxycarbonyl, a C.sub.2 -C.sub. 4 -alkenyl radical or a benzyl or phenylethyl radical which is substituted by halogen, C.sub.1 -C.sub.4 -alkyl or C.sub.1 -C.sub.4 -alkoxy,are useful as intermediates for the preparation of pharmaceuticals, agents for protecting plants and dyestuffs.

    摘要翻译: 卤素,氰基,C 1 -C 4 - 烷氧基,羧基,氨基羰基或C 1 -C 4 - 烷基,任选被羟基取代的C 1 -C 8 - 烷基, 烷氧基羰基,C 2 -C 4 - 烯基,任选被C 1 -C 4 - 烷基取代的环己基,任选被卤素,C 1 -C 4 - 烷基或C 1 -C 4 - 烷氧基取代的苯基,苄基或苯基乙基, C 1 -C 2烷基羰基,C 1 -C 4 - 烷氧基羰基,单或二-C 1 -C 4烷基氨基羰基,氨基羰基,单或二-C 1 -C 4烷基氨基磺酰基,2-噻吩基,2-呋喃基,2-四氢呋喃基,氨基 任选被C 1 -C 4 - 烷基或C 1 -C 4 - 烷氧基取代的C 1 -C 4烷基氨基或二 - (C 1 -C 4 - 烷基) - 氨基或苯基氨基或苄基氨基,R 27'表示C 1 -C 8 - 烷基,其任选被羟基,卤素,氰基,C 1 -C 4 - 烷氧基,羧基,氨基羰基 - 或C 1 -C 4 - 烷氧基羰基取代,C 2 -C 4 - 烯基或苄基或苯基乙基, 被卤素,C 1 -C 4 - 烷基或C 1 -C 4烷氧基所取代,可用作制备药物,保护植物和染料的试剂的中间体。