5-ethyl-2-amino-benzenesulfonic acid | 58443-51-9

• 分子结构分类: 有机化合物 - 苯类化合物 - 苯和取代衍生物
• 英文名称: 5-ethyl-2-amino-benzenesulfonic acid
• 英文别名: 5-Aethyl-2-amino-benzolsulfonsaeure；4-Aminoethylbenzol-3-sulfonsaeure；2-Amino-5-ethylbenzenesulfonic acid
• CAS: 58443-51-9
• 化学式: C₈H₁₁NO₃S
• 分子量: 201.246
• InChiKey: CAFUHBWYTBNBEY-UHFFFAOYSA-N

物化性质

• 密度：
  1.366±0.06 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  1.3
• 重原子数：
  13
• 可旋转键数：
  2
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.25
• 拓扑面积：
  88.8
• 氢给体数：
  2
• 氢受体数：
  4

反应信息

• 作为反应物：
  描述：

  5-ethyl-2-amino-benzenesulfonic acid 生成 3-乙基苯磺酸
  参考文献：
  名称：

  Cline; Reid, Journal of the American Chemical Society, 1927, vol. 49, p. 3155

  摘要：

  DOI：
• 作为产物：
  描述：

  对乙基硝基苯 在 硫酸 作用下， 生成 5-ethyl-2-amino-benzenesulfonic acid
  参考文献：
  名称：

  Cline; Reid, Journal of the American Chemical Society, 1927, vol. 49, p. 3155

  摘要：

  DOI：

文献信息

• Azo Compound Or Salt Thereof, And Polarizing Film Containing Same
  申请人：Nippon Kayaku Kabushiki Kaisha

  公开号：US20190048194A1

  公开（公告）日：2019-02-14

  The purpose of the present invention is to provide: a high performance dye-based polarizing film and dye-based polarizing plate, in particular a neutral gray high performance dye-based film and dye-based polarizing plate, having excellent polarizing performance and moisture resistance, heat resistance and light resistance; and an azo compound or a salt thereof able to produce same. The present invention provides an azo compound represented by formula (1) or a salt thereof.

  本发明的目的是提供一种高性能的染料型偏光膜和染料型偏光板，特别是一种中性灰色高性能染料型膜和染料型偏光板，具有优异的偏光性能和耐湿性、耐热性和耐光性；以及能够产生同样效果的偶氮化合物或其盐。本发明提供了由式（1）表示的偶氮化合物或其盐。
• Fiber reactive monoazo compounds having two vinylsulfone type fiber
  申请人：Sumitomo Chemical Company, Limited

  公开号：US04841032A1

  公开（公告）日：1989-06-20

  A monoazo compound of the following formula in a free acid form, ##STR1## wherein A.sub.1 and A.sub.2 are phenylene or naphthylene, Z.sub.1 and Z.sub.2 are --SO.sub.2 CH.dbd.CH.sub.2 or --SO.sub.2 CH.sub.2 CH.sub.2 Y in which Y is a splittable group, R.sub.1 and R.sub.2 are hydrogen or alkyl, and D is sulfophenyl or sulfonaphthyl, provided that --A.sub.1 --Z.sub.1 and --A.sub.2 --Z.sub.2 are different from each other when D is sulfophenyl and both R.sub.1 and R.sub.2 are hydrogen, which is useful for dyeing or printing fiber materials to give dyed products of high fastness properties with extremely high color depth.

  以下为自由酸形式的单偶氮化合物的化学式，其中A1和A2为苯基或萘基，Z1和Z2为--SO2CH=CH2或--SO2CH2CH2Y，其中Y是可分离基团，R1和R2为氢或烷基，D为磺酸苯基或磺酸萘基，但当D为磺酸苯基且R1和R2均为氢时，--A1--Z1和--A2--Z2不相同时，该化合物可用于染色或印染纤维材料，以产生具有极高色深和高牢度性能的染色产品。
• Reactive monoazo scarlet dyes
  申请人：SUMITOMO CHEMICAL COMPANY, LIMITED

  公开号：EP0052985A1

  公开（公告）日：1982-06-02

  A novel reactive monoazo dye, which can give to cellulose fiber materials a deep orange to scarlet color superior in build-up property and chlorine fastness, represented by a free acid of the formula, wherein D is a phenyl group substituted with 1 to 3 substituents selected from methyl, ethyl, methoxy, ethoxy, halogen, acetylamino, propionylamino, benzoylamino, succinylamino, maleinylamino, nitro, sulfonic acid and carboxyl , groups, or a naphthyl group substituted with 1 to 3 sulfonic acid groups; R1 is a hydrogen atom, or a methyl or ethyl group; R2 is an alkyl group having 1 to 4 carbon atoms which is unsubstituted or substituted with a hydroxy, cyano, alkoxy, halogen, carboxy, alkoxycarbonyl or sulfonic acid group; Z is a hydrogen atom or a sulfonic acid group; A is a ; phenylene residue which is unsubstituted or substituted with 1 or 2 substituents selected from methyl, ethyl, methoxy, ethoxy, chlorine, bromine and sulfonic acid groups, or a naphthylene residue which is unsubstituted or substituted with one sulfonic acid group; and X is -S02CH=CH2 or -S02CH2CH2Y in which Y is a group which is splittable by alkalis.

  一种新型活性单偶氮染料，可赋予纤维素纤维材料深橙色至猩红色，具有优异的堆积性能和耐氯牢度，由式中的游离酸表示、 其中 D 是被 1 至 3 个取代基取代的苯基，这些取代基选自甲基、乙基、甲氧基、乙氧基、卤素、乙酰氨基、丙酰氨基、苯甲酰氨基、琥珀酰氨基、马来酰氨基、硝基、磺酸基和羧基，或者是被 1 至 3 个磺酸基取代的萘基；R1 是氢原子或甲基或乙基；R2 是具有 1 至 4 个碳原子的烷基，该烷基未被取代或被羟基、氰基、烷氧基、卤素、羧基、烷氧羰基或磺酸基取代；Z 是氢原子或磺酸基；A 是未被取代或被 1 或 2 个选自甲基、乙基、甲氧基、乙氧基、氯、溴和磺酸基的取代基取代的苯基残基，或未被取代或被 1 个磺酸基取代的萘残基；以及 X 是-S02CH=CH2 或-S02CH2CH2Y，其中 Y 是可被碱裂解的基团。
• A monoazo compound having vinylsulfone type fiber reactive group through a substituted triazinyl bridging group
  申请人：SUMITOMO CHEMICAL COMPANY, LIMITED

  公开号：EP0239847A1

  公开（公告）日：1987-10-07

  A monoazo compound represented by the following formula in a free acid form, wherein R is hydrogen or unsubstituted or substituted C1 to C4 alkyl, X is unsubstituted or substituted phenyl or naphthyl, Y is unsubstituted or substituted phenylene or napthylene, Z is-SO2CH=CH2 or -SO2CH2CH2Z1, in which Z1 is a splittable group by the action of an alkali, and R1 and R2 are independently hydrogen or unsubstituted or substituted C, to C4 alkyl, phenyl or benzyl, excepting the case where R1 and R2 are hydrogen, which is useful as reactive dyes of high solubility and good build-up property for giving dyed or printed products of a deep red colour excellent in fastness properties.

  游离酸形式的下式所代表的单偶氮化合物、 其中 R 是氢或未取代或取代的 C1 至 C4 烷基，X 是未取代或取代的苯基或萘基，Y 是未取代或取代的亚苯基或亚萘基，Z 是-SO2CH=CH2 或-SO2CH2CH2Z1，其中 Z1 是在碱作用下可分裂的基团、R1 和 R2 独立地为氢或未取代或取代的 C 至 C4 烷基、苯基或苄基，但 R1 和 R2 为氢的情况除外，这种活性染料具有高溶解性和良好的堆积性，可使染色或印花产品呈深红色，牢度极佳。
• Bifunctional vinylsulfone type fiber reactive monoazo compound
  申请人：SUMITOMO CHEMICAL COMPANY, LIMITED

  公开号：EP0262520A1

  公开（公告）日：1988-04-06

  A monoazo compound of the following formula in the free acid form, wherein A₁ and A₂ are phenylene or naphthylene, Z₁ and Z₂ are -SO₂CH=CH₂ or -SO₂CH₂CH₂Y in which Y is a splittable group, R₁ and R₂ are hydrogen or alkyl, and D is sulfophenyl or sulfonaphthyl, provided that -A₁-Z₁ and -A₂-Z₂ are different from each other when D is sulfophenyl and both R₁ and R₂ are hydrogen, which is useful for dyeing or printing fiber materials to give dyed products of high fastness properties with extremely high color depth.

  一种游离酸形式的下式单偶氮化合物，其中 A₁ 和 A₂ 是亚苯基或亚萘基，Z₁ 和 Z₂ 是 -SO₂CH=CH₂ 或 -SO₂CH₂CH₂Y 其中 Y 是可拆分基团，R₁ 和 R₂ 是氢或烷基，D 是磺苯基或磺酰萘基，条件是当 D 是磺苯基且 R₁ 和 R₂ 都是氢时，-A₁-Z₁ 和 -A₂-Z₂ 互不相同，该化合物可用于纤维材料的染色或印花，以获得具有极高色深的高牢度特性的染色产品。