摘要:
The new cationic triazatrimethine dyestuffs of the formula ##STR1## wherein the substituents B, Z, R.sup.2 and An.sup..crclbar. have the meaning given in the description, are suitable for dyeing and printing naturally occurring and synthetic materials.
摘要:
A method of combating unwanted vegetation which comprises applying to such vegetation or to a locus from which it is desired to exclude such vegetation, a herbicidally effective amount of a 2-iminopyridine of the formula ##STR1## in which R.sup.1, R.sup.2, R.sup.3 and R.sup.4 independently of one another represent hydrogen, halogen, alkyl, halogenoalkyl, alkoxy, halogenoalkoxy, alkylthio or halogenalkylthio,R.sup.5' represents cyano, alkylcarbonyl, alkenylcarbonyl, alkynylcarbonyl, halogenoalkylcarbonyl, halogenoalkenylcarbonyl, halogenoalkynylcarbonyl, alkoxycarbonyl or alkylthiocarbonyl, or represents in each case optionally substituted phenylcarbonyl or phenoxycarbonyl, or represents alkylsulphonyl or optionally substituted phenylsulphonyl, or represents alkylaminocarbonyl or optionally substituted phenylaminocarbonyl, phenylalkylcarbonyl, phenylalkenylcarbonyl, furylcarbonyl, phenoxyalkylcarbonyl, thienylcarbonyl or pyridylcarbonyl, or represents cycloalkylcarbonyl, alkoxyalkylcarbonyl, alkylcarbonyloxyalkylcarbonyl, alkoxycarbonylcarbonyl or halogenalkylsulphonyl,A represents alkanediyl andZ represents optionally substituted aryl or optionally substituted hetaryl.Those compounds wherein R.sup.5-2 is not cyano are new.
摘要翻译:一种防治有害植物的方法,其包括施用于这样的植被或希望排除这种植物的场所,除草有效量的式(IA)的2-亚氨基吡啶,其中R1,R2, R 3和R 4彼此独立地表示氢,卤素,烷基,卤代烷基,烷氧基,卤代烷氧基,烷硫基或卤代烷硫基,R5'表示氰基,烷基羰基,烯基羰基,炔基羰基,卤代烷基羰基,卤代烯基羰基,卤代烷基羰基,烷氧基羰基或烷硫基羰基, 或代表烷基磺酰基或任意取代的苯基磺酰基,或代表烷基氨基羰基或任选取代的苯基氨基羰基,苯基烷基羰基,苯基烯基羰基,呋喃基羰基,苯氧基烷基羰基,噻吩基羰基或吡啶基羰基,或代表环烷基羰基,烷氧基烷基羰基, 烷氧基羰基羰基或卤代烷基磺酰基,A代表烷二基,Z代表任意取代的芳基或任意取代的杂芳基。 其中R5-2不是氰基的那些化合物是新的。
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:
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:
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:
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:
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:
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:
Dyes corresponding to formula I may be released imagewise from dye releasers in the dye diffusion transfer process. The dyes obtained are lightfast cyan dyes with improved spectral properties and reduced sensitivity to reducing agents ##STR1## the meanings of symbols given in formula I (A, A', G, R.sup.1, R.sup.2, R.sup.3 and R.sup.4) are indicated in the description.
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.