xanthene-2,7-diol | 55316-85-3

• 分子结构分类: 有机化合物 - 有机杂环化合物 - 苯并吡喃
• 英文名称: xanthene-2,7-diol
• 英文别名: 2,7-dihydroxyxanthene；9H-Xanthen-2,7-diol；9H-xanthene-2,7-diol
• CAS: 55316-85-3
• 化学式: C₁₃H₁₀O₃
• 分子量: 214.221
• InChiKey: BRJKRUMBXJWNJX-UHFFFAOYSA-N

物化性质

• 熔点：
  220-224 °C(Solv: methanol (67-56-1); water (7732-18-5))
• 沸点：
  471.9±45.0 °C(Predicted)
• 密度：
  1.391±0.06 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  2.7
• 重原子数：
  16
• 可旋转键数：
  0
• 环数：
  3.0
• sp3杂化的碳原子比例：
  0.08
• 拓扑面积：
  49.7
• 氢给体数：
  2
• 氢受体数：
  3

反应信息

• 作为反应物：
  描述：

  xanthene-2,7-diol 以36%的产率得到
  参考文献：
  名称：

  CARR A. A.; GRUNWELL J. F.; SILL A. D.; MEYER D. R.; SWEET F. W.; SCHEVE +, J. MED. CHEM. , 1976, 19, NO 9, 1142-1148

  摘要：

  DOI：
• 作为产物：
  描述：

  2,7-Diacetoxy-9H-xanthen 、 sodium hydroxide 以80%的产率得到
  参考文献：
  名称：

  CARR A. A.; GRUNWELL J. F.; SILL A. D.; MEYER D. R.; SWEET F. W.; SCHEVE +, J. MED. CHEM. , 1976, 19, NO 9, 1142-1148

  摘要：

  DOI：

文献信息

• Pharmaceutically useful oxygen containing heterocyclic derivatives
  申请人：Richardson-Merrell Inc.

  公开号：US03953602A1

  公开（公告）日：1976-04-27

  Compounds of the following general formula are useful in the treatment of conditions of delayed hypersensitivity: ##SPC1## Wherein X represents a bond, --CH.sub.2 --, or carbonyl; Y represents a vinylene group, ##EQU1## carbonyl, oxygen, divalent sulfur, or carbonyloxy with the proviso that when Y is ##EQU2## or vinylene, X is not carbonyl; A represents a straight or branched alkylene chain of from 1 to 6 carbon atoms with the proviso that when Y is vinylene, A contains from 1 to 5 carbon atoms and with the proviso that when Y is carbonyloxy or carbonylthio, A contains from 2 to 6 carbon atoms; each of R.sup.1 and R.sup.2 represents hydrogen, a straight or branched lower alkyl group of from 1 to 4 carbon atoms; or alkenyl of 3 to 6 carbon atoms having the vinyl unsaturation in other than 1-position; and pharmaceutically acceptable acid addition salts thereof.

  以下一般公式的化合物在治疗延迟型超敏反应症状方面是有用的：##SPC1## 其中X代表键，-CH.sub.2-或羰基；Y代表乙烯基团，##EQU1## 羰基，氧，二价硫，或羰氧基，但当Y为##EQU2## 或乙烯基时，X不是羰基；A代表由1至6个碳原子的直链或支链烷基链，但当Y为乙烯基时，A含有1至5个碳原子，且当Y为羰氧基或羰硫基时，A含有2至6个碳原子；R.sup.1和R.sup.2中的每一个代表氢，由1至4个碳原子的直链或支链较低烷基基团；或具有3至6个碳原子，并且不在1-位置具有乙烯不饱和度的烯基；以及其药学上可接受的酸盐。
• Pharmaceutically useful nitrogen containing heterocyclic derivatives
  申请人：Richardson-Merrell Inc.

  公开号：US03937833A1

  公开（公告）日：1976-02-10

  Bis-basic substituted aromatic polycyclic compounds of the following structure are useful in treating conditions of delayed hypersensitivity: ##SPC1## Wherein [W] represents an aromatic polycyclic nucleus selected from fluoranthene, fluorene, fluoren-9-ol, fluoren-9-one, dibenzofuran, dibenzothiophene, carbazole, N-(lower)alkyl carbazole, xanthene, xanthone, thioxanthene, phenoxathiin, or anthraquinone; Y represents carbonyloxy, carbonylthio, oxygen, divalent sulfur or carbonyl with the provisos that when Y is carbonyloxy or carbonylthio, [W] is other than thioxanthene, phenoxathiin or anthraquinone, when Y is oxygen or divalent sulfur, [W] is other than thioxanthene or phenoxathiin, and when Y is carbonyl, [W] is other than fluoren-9-ol or anthraquinone; A represents a straight or branched alkylene chain of from 1 to 6 carbon atoms with the proviso that when Y is carbonyloxy or carbonylthio, A contains at least 2 straight chain carbon atoms, that is, an ethylene radical; R represents hydrogen, a straight or branched lower alkyl group of from 1 to 4 carbon atoms, phenyl or benzyl; and pharmaceutically useful acid addition salts.

  以下结构的Bis-基取代芳香族多环化合物在治疗延迟型超敏反应方面很有用：##SPC1## 其中[W]代表从荧蒽、芴、芴-9-醇、芴-9-酮、二苯并呋喃、二苯并噻吩、咔唑、N-(较低)烷基咔唑、苯酚氧噻吩或蒽醌中选的芳香族多环核；Y代表羰氧基、羰硫基、氧、二价硫或羰基，但当Y为羰氧基或羰硫基时，[W]不是噻吩、苯酚氧噻吩或蒽醌，当Y为氧或二价硫时，[W]不是噻吩或苯酚氧噻吩，当Y为羰基时，[W]不是芴-9-醇或蒽醌；A代表1至6个碳原子的直链或支链烷基链，但当Y为羰氧基或羰硫基时，A含有至少2个直链碳原子，即乙烯基；R代表氢、1至4个碳原子的直链或支链低级烷基、苯基或苄基；以及药用酸盐。
• Comb-shaped epoxy resin and method for preparing comb-shaped epoxy resin
  申请人：Ohashi Yuji

  公开号：US20070142611A1

  公开（公告）日：2007-06-21

  The present invention provides a comb-shaped epoxy resin represented by the following formula (1): in the formula (1), X 1 and X 2 represent a divalent group having a residue selected from xanthene residue, biphenylene residue, hydrogenated bisphenol residue, alkylene residue and polyoxyalkylene residue, each may having a methyl group or a ethyl group as a substituent, and at least one of them is an aromatic residue, Y represents a polymer chain such as linear polymer chain, a number average polymerization degree being 5 to 2000, and n (number average polymerization degree) represents an integer within a range of 3 to 200, and to a method for preparing the comb-shaped epoxy resin.

  本发明提供了一种由以下式（1）表示的梳形环氧树脂： 在式（1）中，X1和X2表示具有从蒽醌残基、联苯残基、氢化双酚残基、烷基残基和聚氧烷基残基中选择的残基的二价基团，每个残基可以具有甲基基团或乙基基团作为取代基，其中至少一个是芳香族残基，Y表示线性聚合物链等聚合物链，平均聚合度在5到2000之间，n（平均聚合度）表示在3到200范围内的整数，并提供了制备梳形环氧树脂的方法。
• Linear (meth)acryloyl-containing compound, star (meth) acryloyl- containing compound, and method of manufacture
  申请人：Lee Seung Taeg

  公开号：US20100087618A1

  公开（公告）日：2010-04-08

  A linear (meth)acryloyl-containing compound is offered, including a chemical compound having a structure in which structural units expressed by the following general formula (1) (In Formula (1), A is a bivalent hydrocarbon radical which may contain heteroatoms.) are connected by the following general formula (2) or (3) (In Formula (3), R is a hydrogen atom or a methyl group.) (provided that the same substance or different substances may be connected as A of the aforementioned general formula (1)), and the molecular ends are epoxy groups or are expressed by the following general formula (4) (In Formula (4), R is a hydrogen atom or methyl group, and B is a monovalent hydrocarbon radical.), wherein the totality of the structural units expressed by the aforementioned general formula (3) or the aforementioned general formula (4) includes an average of 3 or more in a single molecule, and the number average molecular weight is 500-10,000.

  提供一种含有线性（甲基）丙烯酰基的化合物，其中包括具有以下一般式（1）所表示的结构单元（在式（1）中，A是可能含有杂原子的二价碳氢基团），通过以下一般式（2）或（3）连接（在式（3）中，R是氢原子或甲基基团）（前述一般式（1）的A可以是相同物质或不同物质），且分子末端为环氧基或由以下一般式（4）表示（在式（4）中，R是氢原子或甲基基团，B是单价碳氢基团），其中前述一般式（3）或前述一般式（4）所表示的结构单元的总数在单个分子中平均为3个或更多，且数均分子量为500-10,000。
• HAIR TREATMENT COMPOSITION AND HAIR COSMETIC FOR DAMAGED HAIR
  申请人：Meiji Seika Kaisha, Ltd.

  公开号：EP1602354A1

  公开（公告）日：2005-12-07

  The present invention intends to provide a composition for hair treatment containing γ-polyglutamic acid or a salt thereof, a hair cosmetic for damaged hair containing such a composition, and their uses. The composition for hair treatment containing γ-polyglutamic acid or a salt thereof and the hair cosmetic for damaged hair of the present invention have excellent improvement effects on the strength and frictional force of hair, so that they can provide tension, elasticity, or the like to damage hair to prevent or alleviate split hair and broken hair as well as improvements in combing and touch. Furthermore, they also exert effects of moisture retention inherent to γ-polyglutamic acid or a salt thereof, preventing or improving effects on the generation of dandruff on the basis of such effects, preventing effects on the feeling of stickiness or creak, and various effectiveness including appropriate residual tendency to hair in a simultaneous manner, respectively.

  本发明旨在提供一种含有γ-聚谷氨酸或其盐的头发治疗组合物、一种含有这种组合物的用于受损头发的护发化妆品及其用途。本发明的含有γ-聚谷氨酸或其盐的头发治疗组合物和用于受损头发的护发化妆品对头发的强度和摩擦力有很好的改善效果，因此它们可以为受损头发提供张力、弹性等，以防止或减轻头发分叉和断裂，并改善梳理和触感。此外，它们还能分别发挥γ-聚谷氨酸或其盐固有的保湿效果、在此基础上防止或改善头皮屑产生的效果、防止粘腻感或吱吱作响的效果，以及包括同时对头发产生适当残留倾向在内的各种功效。