摘要:
A heterocyclic compound which is useful for dyeing or printing hydrophobic fiber materials and which has the following formula (I), wherein A 1 , A 2 , A3 and A4 are each hydrogen, halogen, alkyl, alkoxy or alkenyl, X 1 is -O- or the like, R 1 is a methylene or the like, X 2 is a direct linkage or a divalent group of -O-, -S-, -SO-, -S0 2 -,
in which R 3 is a hydrogen atom or a C 1 - 4 alkyl group,
in which R 3 is as defined above, T and u are each independently hydrogen or a C 1 - 4 alkyl, ℓ is O or an integer of 1 to 3, Q is an unsubstituted or substituted 5-, 6- or 7-membered saturated or unsaturated heterocyclic residue, Y is hydrogen, C 1 - 4 alkyl, a C 1 - 4 alkoxy group or the like.
摘要:
Benzodifuranone compounds of the formula, wherein R¹ and R² are each independently a naphthyl group or an unsubstituted or substituted phenyl group, which is useful for dyeing or printing hydrophobic fiber materials, is prepared in high purity and high yield by allowing benzofuran compounds of the formula, wherein R¹ is as defined above, to react with acetonitrile compounds of the formula, wherein R² is as defined above, and then carrying out an oxidation reaction to give the benzodifuranone compound.
摘要:
A monoazo compound of the formula, wherein D is a heterocyclic or carbocyclic compound residue such as benzothiazolyl and phenyl, X is hydrogen, alkyl, alkoxy, halogeno, acylamino or the like, Y is hydrogen, halogeno, alkyl, alkoxy and the like, R 1 is alkyl, R 2 is C 2 -C 4 alkylene, B is a bridging group such as alkylene and the like, and W 1 , W 2 , W 3 , Z 1 , Z 2 and Z a are independently hydrogen, alkyl, halogeno or the like, which is useful for dyeing hydrophobic fiber materials to give dyed or printed product of a deep color excellent in fastness properties, particularly those such as washing fastness, even after various finishing treatments of the product.
摘要:
A heterocyclic compound which is useful for dyeing or printing hydrophobic fiber materials and which has the following formula (I), wherein A 1 , A 2 , A3 and A4 are each hydrogen, halogen, alkyl, alkoxy or alkenyl, X 1 is -O- or the like, R 1 is a methylene or the like, X 2 is a direct linkage or a divalent group of -O-, -S-, -SO-, -S0 2 -,
in which R 3 is a hydrogen atom or a C 1 - 4 alkyl group,
in which R 3 is as defined above, T and u are each independently hydrogen or a C 1 - 4 alkyl, ℓ is O or an integer of 1 to 3, Q is an unsubstituted or substituted 5-, 6- or 7-membered saturated or unsaturated heterocyclic residue, Y is hydrogen, C 1 - 4 alkyl, a C 1 - 4 alkoxy group or the like.
摘要翻译:的杂环化合物的所有其是用于染色或印刷疏水性纤维材料并且其有用具有下式(I) worin A1,A2,A3和A4分别是氢,卤素,烷基,烷氧基或链烯基,X 1是-O - 等,R 1是亚甲基或类似物,X2为直接键或-O-的二价基团, - S - , - SO - , - SO 2 - ,其中R 3是氢原子或 一个C 1-4烷基,其中R 3是如上所定义,t和u各自是unabhängig氢或C 1-4烷基,L是O或1〜3的整数,Q是unsubstituiertem或substituiertem 5 - ,或7元饱和或不饱和杂环残基,Y是氢-6-,C1-4烷基,C1-4烷氧基或类似物。
摘要:
A compound, 3-phenyl-7-[4-(tetrahydrofurfuryloxy)phenyl]-1,5-dioxa-s-indacene-2,6-dione, which has a structure of crystals exhibiting the strongest peak at an angle of diffraction, 2ϑ , of 4.7°, among peaks appearing within the range of not smaller than 3° of 2ϑ , in an X-ray diffraction using a Cu-Kα -ray. The compound gives dyed or printed products having deep and brilliant tint of colors with excellent fastnesses, when applied to hydrophobic fiber materials, particularly, polyester fiber materials.