5,7-dimethyl-1,3-benzothiazole | 1190316-55-2

• 分子结构分类: 有机化合物 - 有机杂环化合物 - 苯并噻唑类
• 英文名称: 5,7-dimethyl-1,3-benzothiazole
• 英文别名: 5,7-dimethyl-1,3-benzothiazol；5,7-dimethylbenzo[d]thiazole
• CAS: 1190316-55-2
• 化学式: C₉H₉NS
• 分子量: 163.243
• InChiKey: POEQSHVZCCZCGJ-UHFFFAOYSA-N

物化性质

• 沸点：
  267.1±9.0 °C(Predicted)
• 密度：
  1.176±0.06 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  3.1
• 重原子数：
  11
• 可旋转键数：
  0
• 环数：
  2.0
• sp3杂化的碳原子比例：
  0.22
• 拓扑面积：
  41.1
• 氢给体数：
  0
• 氢受体数：
  2

反应信息

• 作为反应物：
  描述：

  2-辛炔酸 、 5,7-dimethyl-1,3-benzothiazole 以 正丁醇 为溶剂， 反应 48.0h， 以75%的产率得到7,9-Dimethyl-4-pentylpyrimido[2,1-b][1,3]benzothiazol-2-one
  参考文献：
  名称：

  Gupta, Shikha; Ajmera, Neha; Gautam, Naveen, Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 2009, vol. 48, # 6, p. 853 - 857

  摘要：

  DOI：

文献信息

• SULTAM DERIVATIVES
  申请人：MAEKAWARA Naomi

  公开号：US20090192154A1

  公开（公告）日：2009-07-30

  A sultam derivative of Formula (1) described below having inhibitory action for aggrecanase activity is provided. The sultam derivative of Formula (1) and a salt thereof exhibit strong inhibitory action for aggrecanase activity in a living body of a mammalian animal including human, and is useful, for example, as an active ingredient of a pharmaceutical agent for preventing and/or treating various diseases caused by degradation of aggrecan.

  提供一种以下式（1）描述的磺酰胺衍生物，具有对聚集素酶活性的抑制作用。该式（1）的磺酰胺衍生物及其盐在哺乳动物包括人类的活体内表现出对聚集素酶活性的强抑制作用，并且可用作制药剂的活性成分，用于预防和/或治疗由聚集素降解引起的各种疾病。
• HETEROCYCLIC COMPOUNDS AND EXPANSION AGENTS FOR HEMATOPOIETIC STEM CELLS
  申请人：Nishino Taito

  公开号：US20120128640A1

  公开（公告）日：2012-05-24

  An expansion agent for hematopoietic stem cells and/or hematopoietic progenitor cells useful for improvement in the efficiency of gene transfer into hematopoietic stem cells for gene therapy useful for treatment of various disorders is provided. An expansion agent for hematopoietic stem cells and/or hematopoietic progenitor cells containing a compound represented by the formula (I) (wherein X, Y, Z, Ar 1 , R 1 , R 2 , R 3 , R 4 , R 5 , R6 and R 7 are as defined in the description), a tautomer, prodrug or pharmaceutically acceptable salt of the compound or a solvate thereof, which can expand hematopoietic stem cells and/or hematopoietic progenitor cells.

  提供一种用于改善基因治疗中将基因转移至造血干细胞以治疗各种疾病的血液干细胞和/或造血祖细胞扩张剂。该扩张剂包含由式(I)表示的化合物（其中X、Y、Z、Ar1、R1、R2、R3、R4、R5、R6和R7如描述中所定义）、该化合物的互变异构体、前药或药学上可接受的盐或其溶剂，能够扩张血液干细胞和/或造血祖细胞。
• LIQUID CRYSTAL COMPOSITION
  申请人：Sumitomo Chemical Company, Limited

  公开号：US20170335191A1

  公开（公告）日：2017-11-23

  A liquid crystal composition which prevents production of an alignment defect of a liquid crystal compound and also has excellent storage stability during dissolution in a solvent is provided. The liquid crystal composition is suitable for constituting a retardation film capable of favorable circular polarization conversion. The liquid crystal composition includes a polymerizable liquid crystal compound having 3 or more ring structures in the main chain, and aluminum. A content of the aluminum is 1 ppm or more and 170 ppm or less relative to the polymerizable liquid crystal compound.

  提供了一种液晶组合物，可以防止液晶化合物的对准缺陷产生，并且在溶剂中溶解时具有优异的储存稳定性。该液晶组合物适用于构成具有良好圆偏振转换的减速膜。该液晶组合物包括具有3个或更多环结构的可聚合液晶化合物和铝。铝的含量相对于可聚合液晶化合物为1 ppm或更多，170 ppm或更少。
• Liquid crystal composition, method of producing the same, and retardation film constituted from the same
  申请人：Sumitomo Chemical Company, Limited

  公开号：US11193065B2

  公开（公告）日：2021-12-07

  A liquid crystal composition is provided containing a polymerizable liquid crystal compound, the composition having high preservation stability when dissolved in a solvent and also having the ability to restrain the development of orientation defects of the liquid crystal compound. A method of producing such a liquid crystal composition is also provided with ease. The liquid crystal composition includes a first polymerizable liquid crystal compound having five or more ring structures on its principal chain and represented by the following formula (A) and a second polymerizable liquid crystal compound having five or more ring structures and represented by the following formula (B).

  提供了一种含有可聚合液晶化合物的液晶组合物，该组合物溶解在溶剂中时具有很高的保存稳定性，还能抑制液晶化合物取向缺陷的发展。此外，还提供了一种生产这种液晶组合物的简便方法。该液晶组合物包括主链上具有五个或五个以上环结构并由下式（A）表示的第一种可聚合液晶化合物和具有五个或五个以上环结构并由下式（B）表示的第二种可聚合液晶化合物。
• METHOD FOR EXPANDING HEMATOPOIETIC STEM CELLS USING HETEROCYCLIC COMPOUND
  申请人：Nishino Taito

  公开号：US20100266556A1

  公开（公告）日：2010-10-21

  An expansion agent for hematopoietic stem cells and/or hematopoietic progenitor cells useful for improvement in the efficiency of gene transfer into hematopoietic stem cells for gene therapy useful for treatment of various hematopoietic disorders is provided. A method for expanding hematopoietic stem cells and/or hematopoietic progenitor cells, which comprises culturing hematopoietic stem cells and/or hematopoietic progenitor cells ex vivo in the presence of a compound represented by the formula (I) (wherein X, Y, X, Ar 1 , R 1 , R 2 , R 3 , R 4 , R 5 , R 6 and R 7 are defined in the description), a tautomer or pharmaceutically acceptable salt of the compound or a solvate thereof.