citric anhydride

• 分子结构分类: 有机化合物 - 有机酸及其衍生物 - 羧酸及其衍生物
• 英文名称: citric anhydride
• 英文别名: 2-[2-(3,4-Dicarboxy-3-hydroxybutanoyl)oxy-2-oxoethyl]-2-hydroxybutanedioic acid
• 化学式: C₁₂H₁₄O₁₃
• 分子量: 366.235
• InChiKey: FPTJKQXYJWXGQP-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  -3.7
• 重原子数：
  25
• 可旋转键数：
  12
• 环数：
  0.0
• sp3杂化的碳原子比例：
  0.5
• 拓扑面积：
  233
• 氢给体数：
  6
• 氢受体数：
  13

反应信息

• 作为反应物：
  描述：

  silica-gel 、 对硝基苯甲醇 、 citric anhydride 、 1,1-二氯乙烷 生成 Bis(p-nitrobenzyl) acetonedicarboxylate
  参考文献：
  名称：

  摘要：

  DOI：

文献信息

• 5-Membered heterocyclic compound
  申请人：Nishida Haruyuki

  公开号：US20090156642A1

  公开（公告）日：2009-06-18

  The present invention provides 5-membered heterocycle compounds represented by the following general formula (I): The present compounds have a superior acid secretion inhibitory effect, and shows an antiulcer activity and the like.

  本发明提供了以下通式(I)表示的5元杂环化合物： 本化合物具有优异的抑制胃酸分泌效果，并显示出抗溃疡活性等。
• [EN] PYRROLE COMPOUNDS<br/>[FR] COMPOSÉS PYRROLE
  申请人：TAKEDA PHARMACEUTICAL

  公开号：WO2010024451A1

  公开（公告）日：2010-03-04

  The present invention relates to a compound represented by the formula: wherein A is pyridyl group having at least one substituent wherein R1, R2 and R3 are each a hydrogen atom, a halogen atom, a C1-6 alkyl group optionally substituted by halogen or a C1-6 alkoxy group optionally substituted by halogen, R4 and R6 are each a hydrogen atom, a halogen atom or a C1-6 alkyl group optionally substituted by halogen, R5 is a hydrogen atom, a halogen atom, a C1-6 alkyl group optionally substituted by halogen or a C1-6 alkoxy group optionally substituted by halogen, and R7 is a hydrogen atom or a C1-6 alkyl group optionally substituted by halogen or a salt thereof, or a pharmaceutical composition containing the same.

  本发明涉及一种由下式表示的化合物：其中A是吡啶基团，具有至少一个取代基，其中R1、R2和R3各自是氢原子、卤素原子、可选地由卤素取代的C1-6烷基团或可选地由卤素取代的C1-6烷氧基团，R4和R6各自是氢原子、卤素原子或可选地由卤素取代的C1-6烷基团，R5是氢原子、卤素原子、可选地由卤素取代的C1-6烷基团或可选地由卤素取代的C1-6烷氧基团，R7是氢原子或可选地由卤素取代的C1-6烷基团或其盐，或包含该化合物的药物组合物。
• [EN] 2,3,7-TRIMETHYLOCT-6-ENYL ACETATE AND 3,7-DIMETHYL-2-METHYLENE-OCT-6-ENYL ACETATE AND DERIVATIVES THEREOF AND THEIR USE AS AROMA CHEMICALS<br/>[FR] ACÉTATE DE 2,3,7-TRIMÉTHYLOCT-6-ÉNYLE ET DE 3,7-DIMÉTHYL-2-MÉTHYLÈNE-OCT-6-ÉNYLE, LEURS DÉRIVÉS ET LEUR UTILISATION EN TANT QUE PRODUITS CHIMIQUES AROMATIQUES
  申请人：BASF SE

  公开号：WO2018206415A1

  公开（公告）日：2018-11-15

  The present invention relates to 2,3,7-Trimethyloct-6-enyl acetate and 3,7-dimethyl-2-methylene-oct-6-enyl acetate and derivatives thereof and their use as aroma chemicals.

  本发明涉及2,3,7-三甲基辛-6-烯基醋酸酯、3,7-二甲基-2-亚甲基辛-6-烯基醋酸酯及其衍生物，以及它们作为香料化学品的用途。
• NOVEL PHENOL DERIVATIVE
  申请人：Kobashi Seiichi

  公开号：US20120184587A1

  公开（公告）日：2012-07-19

  Disclosed are a novel compound and a pharmaceutical product, each having a remarkable uricosuric effect. Specifically disclosed are: a novel phenol derivative represented by general formula (1) that is shown in FIG. 1 ; a pharmaceutically acceptable salt thereof; a hydrate of the derivative or the salt; and a solvate of the derivative or the salt. (In the formula, R 1 and R 2 may be the same or different and each represents a lower alkyl group, a lower alkenyl group, a lower alkynyl group, a lower alkoxy group, a haloalkyl group, a haloalkoxy group, an alkylsulfanyl group, an alkylsulfinyl group, an alkylsulfonyl group, a lower alkyl-substituted carbamoyl group, a saturated nitrogen-containing heterocyclic N-carbonyl group, a halogen atom, a cyano group or a hydrogen atom; R 3 represents a lower alkyl group, a haloalkyl group, a halogen atom, a hydroxy group or a hydrogen atom; and X represents a sulfur atom, an —S(═O)— group or an —S(═O) 2 — group.)

  揭示了一种新型化合物和一种药物产品，每种都具有显著的利尿酸效果。具体揭示了：一种新型酚衍生物，其通式（1）如图1所示；其药学上可接受的盐；该衍生物或盐的水合物；以及该衍生物或盐的溶剂化合物。（在该式中，R1和R2可以相同也可以不同，每个代表较低的烷基基团、较低的烯基基团、较低的炔基基团、较低的烷氧基团、卤代烷基基团、卤代烷氧基团、烷基硫基团、烷基亚硫基团、烷基磺基团、较低烷基取代的氨基甲酰基团、饱和的含氮杂环N-羰基团、卤素原子、氰基或氢原子；R3代表较低的烷基基团、卤代烷基基团、卤素原子、羟基或氢原子；X代表硫原子、—S(═O)—基团或—S(═O)2—基团。）
• PREPARATION OF CAROTENOID DERIVATIVES AND THEIR APPLICATIONS
  申请人：LI YANMEI

  公开号：US20120220580A1

  公开（公告）日：2012-08-30

  Compounds having the structure of general formula I or pharmaceutically acceptable salts thereof which are derivatives of fucoxanthin and fucoxanthol are disclosed. A preparation method of the compound and its use in weight reducing are also disclosed.

  揭示了具有一般式I的结构或其药学上可接受的盐的衍生物，这些衍生物是褐藻黄素和褐藻醇的衍生物。还公开了该化合物的制备方法及其在减肥中的用途。