4,5-Dihydro-benzothiophen | 26461-26-7

• 分子结构分类: 有机化合物 - 有机杂环化合物 - 杂芳族化合物
• 英文名称: 4,5-Dihydro-benzothiophen
• 英文别名: 4,5-dihydro-benzo[b]thiophene；4,5-Dihydro-benzo[b]thiophene；4,5-dihydro-1-benzothiophene
• CAS: 26461-26-7
• 化学式: C₈H₈S
• 分子量: 136.218
• InChiKey: JOQIJIMZTPMLCY-UHFFFAOYSA-N

物化性质

• 沸点：
  212.5±9.0 °C(Predicted)
• 密度：
  1.144±0.06 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  2.7
• 重原子数：
  9
• 可旋转键数：
  0
• 环数：
  2.0
• sp3杂化的碳原子比例：
  0.25
• 拓扑面积：
  28.2
• 氢给体数：
  0
• 氢受体数：
  1

文献信息

• HETEROCYCLIC COMPOUNDS, PROCESS FOR PREPARATION OF THE SAME AND USE THEREOF
  申请人：SHANGHAI INSTITUTE OF MATERIA MEDICA, CHINESE ACADEMY OF SCIENCES

  公开号：US20170158680A1

  公开（公告）日：2017-06-08

  The present invention provides a heterocyclic compound represented by the formula (I), its stereoisomers, or a pharmaceutically acceptable salt thereof, pharmaceutical compositions thereof, and their use in preparing a medicament for the prevention and/or treatment of central nervous system disease.

  本发明提供了一种由公式（I）表示的杂环化合物，其立体异构体，或其药用可接受的盐，其药物组合物，以及它们用于制备预防或治疗中枢神经系统疾病的药物。
• [EN] PROCESS FOR THE PREPARATION OF AN HIV INTEGRASE INHIBITOR<br/>[FR] PROCÉDÉ DE PRÉPARATION D'UN INHIBITEUR DE L'INTÉGRASE DU VIH
  申请人：GILEAD SCIENCES INC

  公开号：WO2012138670A1

  公开（公告）日：2012-10-11

  The present invention is directed to an improved process for the preparation of Compounds of Formula (I) or salts thereof which are useful in the treatment of HIV infection. In particular, the present invention is directed to an improved process for the preparation of (2S)-2-tert-butoxy-2-(4-(2,3-dihydropyrano[4,3,2-de]quinolin-7-yl)- 2-methylquinolin-3-yl)acetic acid or salt thereof which is useful in the treatment of HIV infection. R4 is selected from the group consisting of (a), (b), (c), (d), (e), (f), (g), (h), (i), (j), (k), (l), (m), (n) and (o); and R6 and R7 are each independently selected from H, halo and (C1-6) alkyl.

  本发明涉及一种改进的工艺，用于制备化合物的化合物（I）或其盐，该化合物在治疗HIV感染中有用。具体而言，本发明涉及一种改进的工艺，用于制备对治疗HIV感染有用的(2S)-2-叔丁氧基-2-(4-(2,3-二氢吡喃并[4,3,2-de]喹啉-7-基)-2-甲基喹啉-3-基)乙酸或其盐。其中R4从(a)、(b)、(c)、(d)、(e)、(f)、(g)、(h)、(i)、(j)、(k)、(l)、(m)、(n)和(o)组成的群中选择；R6和R7分别独立选择自H、卤素和（C1-6）烷基。
• AMINOPYRIDINE DERIVATIVE
  申请人：Tsukamoto Tetsuya

  公开号：US20130005710A1

  公开（公告）日：2013-01-03

  The present invention provides a novel aminopyridine derivative that is excellent in pharmaceutical effects such as a neuroprotective effect, a neurogenesis or nerve regeneration promoting effect, and a cognitive function improving effect and, preferably, is low toxic and delivered at a high rate to the central nervous system. Specifically, the present invention provides a compound represented by the formula (I), wherein ring A represents a monocyclic aromatic hydrocarbon ring or the like; ring B may further have a substituent(s); ring D represents a monocyclic aromatic hydrocarbon ring or the like; L represents a bond, or a methylene group or the like; X represents —NRa- or the like, wherein Ra represents a hydrogen atom or the like; n represents 1 or 2; and R 1 to R 3 each represent a hydrogen atom or the like, wherein ring A and ring D each may be condensed with another ring to form a condensed ring which may have a substituent(s), and ring A-L- in the formula (I) may be bonded to X, provided that when ring A is pyrazole which may be substituted and ring D is benzene which may be substituted, L is a bond; or a salt thereof.

  本发明提供了一种新型的氨基吡啶衍生物，其在药理作用方面表现出色，如神经保护作用、神经发生或神经再生促进作用和认知功能改善作用，并且最好是低毒性并以高速递送到中枢神经系统。具体而言，本发明提供了一种由式(I)表示的化合物，其中环A表示单环芳香烃环或类似物；环B可以进一步具有取代基；环D表示单环芳香烃环或类似物；L表示键合或亚甲基基团或类似物；X表示-NRa-或类似物，其中Ra表示氢原子或类似物；n表示1或2；R1至R3各自表示氢原子或类似物，其中环A和环D各自可以与另一个环融合形成融合环，该融合环可以具有取代基，式(I)中的环A-L-可以与X键合，但当环A为可能被取代的吡唑环，环D为可能被取代的苯环时，L为键合；或其盐。
• Basic compound, chemically amplified resist composition and patterning process
  申请人：Shin-Etsu Chemical Co., Ltd.

  公开号：EP2463714A1

  公开（公告）日：2012-06-13

  A chemically amplified resist composition comprising a base polymer, an acid generator, and an amine quencher in the form of a β-alanine, γ-aminobutyric acid or 5-aminovaleric acid derivative having an acid labile group-substituted carboxyl group has a high contrast of alkaline dissolution rate before and after exposure and forms a pattern of good profile at a high resolution, minimal roughness and wide focus margin.

  一种化学放大抗蚀剂组合物由碱聚合物、酸发生器和胺淬灭剂组成，其形式为具有酸易变基团取代的羧基的β-丙氨酸、γ-氨基丁酸或 5-氨基戊酸衍生物，曝光前后的碱性溶解率对比度高，形成的图案轮廓清晰，分辨率高，粗糙度小，焦距宽。
• Piperidinoalkyl derivatives of carboxylic acid amides
  申请人：Takeda Chemical Industries, Ltd.

  公开号：EP0330026B1

  公开（公告）日：1994-10-05