4-bromonaphthalic anhydride | 856782-58-6

• 分子结构分类: 有机化合物 - 有机杂环化合物 - 萘并呋喃类
• 英文名称: 4-bromonaphthalic anhydride
• 英文别名: 4-bromo-naphthalic acid anhydride；5-Bromobenzo[e][2]benzofuran-1,3-dione
• CAS: 856782-58-6
• 化学式: C₁₂H₅BrO₃
• 分子量: 277.074
• InChiKey: KBKJLFGQUOSXIO-UHFFFAOYSA-N

物化性质

• 沸点：
  463.4±28.0 °C(Predicted)
• 密度：
  1.812±0.06 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  3.2
• 重原子数：
  16
• 可旋转键数：
  0
• 环数：
  3.0
• sp3杂化的碳原子比例：
  0.0
• 拓扑面积：
  43.4
• 氢给体数：
  0
• 氢受体数：
  3

反应信息

• 作为产物：
  描述：

  5-溴苊 以83%的产率得到4-bromonaphthalic anhydride
  参考文献：
  名称：

  Process for producing substituted or unsubstituted naphthalic acids and

  摘要：

  通过对相应的乙烯基萘进行氧化反应，可以制备取代或未取代的萘酸及其酸酐，所述萘核可能具有卤素、磺酸基、磺酸盐基和硝基中的一种或两种取代基。氧化反应在30℃至150℃下进行，使用分子氧气，在至少一种重金属化合物的存在下进行，所述重金属化合物为乙酸钴或乙酸锰等，用量为所述乙烯基萘的0.005-0.3摩尔/摩尔或该量的重金属化合物混合物，并且在反应溶液中加入5×10-5至2×10-1摩尔/升的溴化合物作为催化剂；同时，在所述重金属化合物存在下，加入至少一种从羧酸酐、酮和醛中选择的加速剂，可以抑制缩合等副反应，从而提高最终产物的产率。通过过氧化物、次卤酸盐或分子氧气等后续处理氧化产物，可以得到更高的产量。

  公开号：

  US04212813A1

文献信息

• FLUORESCENT BRIGHTENERS, METHODS OF PREPARATION THEREOF, FLUORESCENT BRIGHTENER COMPOSITIONS, AND METHODS OF PREPARATION AND USES THEREOF
  申请人：Naik Shantaram Narayan

  公开号：US20110065843A1

  公开（公告）日：2011-03-17

  A compound of Formula (I) wherein R 1 , R 2 , and R 3 are independently at each occurrence hydrogen, a halogen, a cyano functionality, a C 1 -C 20 aliphatic functionality, a C 3 -C 10 cycloaliphatic functionality or a C 3 -C 20 aromatic functionality, with the proviso that R 2 and R 3 are not hydrogen when R 1 is a methyl or hydrogen; R 4 and R 5 are independently at each occurrence hydrogen, a halogen, a cyano functionality, a C 1 -C 20 aliphatic functionality, a C 3 -C 10 cycloaliphatic functionality or a C 3 -C 10 aromatic functionality; R 7 and R 8 are independently at each occurrence, a halogen, a cyano functionality, a C 1 -C 20 aliphatic functionality, a C 3 -C 10 cycloaliphatic functionality or a C 3 -C 10 aromatic functionality; R 6 is a C 2 -C 20 aliphatic functionality, a C 3 -C 10 cycloaliphatic functionality or a C 3 -C 20 aromatic functionality; and “n” and “m” are each independently integers having a value of 0 to 3.

  化合物的化学式（I），其中R1、R2和R3在每次出现时独立地为氢、卤素、氰基、C1-C20脂肪基、C3-C10环脂肪基或C3-C20芳香基，但R1为甲基或氢时，R2和R3不为氢；R4和R5在每次出现时独立地为氢、卤素、氰基、C1-C20脂肪基、C3-C10环脂肪基或C3-C10芳香基；R7和R8在每次出现时独立地为卤素、氰基、C1-C20脂肪基、C3-C10环脂肪基或C3-C10芳香基；R6为C2-C20脂肪基、C3-C10环脂肪基或C3-C20芳香基；“n”和“m”分别独立地为0至3的整数。
• Oral care compositions with color changing indicator
  申请人：Sabnis W. Ram

  公开号：US20060222601A1

  公开（公告）日：2006-10-05

  The invention describes color changing toothpastes and mouthwashes which contains acid-base indicator(s) for interaction with the oral cavity to provide a color change indicative of treatment time.

  这项发明描述了含有酸碱指示剂的变色牙膏和漱口水，用于与口腔相互作用，以提供治疗时间的颜色变化指示。
• NOVEL SULFONIC ACID DERIVATIVE COMPOUND AND NOVEL NAPHTHALIC ACID DERIVATIVE COMPOUND
  申请人：Murai Toshihiko

  公开号：US20120289697A1

  公开（公告）日：2012-11-15

  Disclosed are a novel sulfonic acid derivative compound and a novel naphthalic acid derivative compound with high solubility in organic solvents, good photosensitivity, and suitability as a photoacid generator and a polymerization initiator. The sulfonic acid derivative compound is represented by the formula (I) (wherein R 01 , R 04 , R 05 , and R 06 represent a hydrogen atom; any one of R 02 and R 03 represents an alkoxy group having a carbon number of 4 to 18 which may be substituted with an alicyclic hydrocarbon group, a heterocyclic group, or a halogen atom and which may have a branch, or the like; and R 07 represents an aliphatic hydrocarbon group having a carbon number of 1 to 18 which may be substituted with a halogen atom and/or an alkylthio group, or the like).

  揭示了一种新颖的磺酸衍生物化合物和一种新颖的萘甲酸衍生物化合物，具有在有机溶剂中高溶解度、良好的光敏性，并适用于光酸发生剂和聚合引发剂。磺酸衍生物化合物由以下式(I)表示（其中R01、R04、R05和R06代表氢原子；R02和R03中的任一表示具有4至18个碳原子的烷氧基，可以被取代为脂环烃基、杂环基或卤素原子，并且可以具有支链等；R07表示具有1至18个碳原子的脂肪烃基，可以被取代为卤素原子和/或烷基硫基等）。
• [EN] CYANATED BENZOXANTHENE AND BENZOTHIOXANTHENE COMPOUNDS<br/>[FR] COMPOSÉS DE BENZOXANTHÈNE ET DE BENZOTHIOXANTHÈNE CYANATÉS
  申请人：BASF SE

  公开号：WO2016151068A1

  公开（公告）日：2016-09-29

  The present invention relates to cyanated compounds of the formula (I) wherein at least one of the radicals R2, R3, R4 and R5 is CN, and the remaining radicals are selected from hydrogen, chlorine and bromine; X is O, S, SO or SO2; m is 0, 1, 2, 3 or 4; R1 is selected from bromine, chlorine, cyano, -NRaRb, C1-C24-alkyl, C1-C24-haloalkyl, C1-C24-alkoxy, C1-C24-haloalkoxy, C3-C24-cycloalkyl, heterocycloalkyl, heteroaryl, C6-C24-aryl, C6-C24-aryloxy, C6-C24-aryl-C1-C10-alkylene, etc.; A is a diradical selected from diradicals of the general formulae (A.1), (A.2), (A.3), and (A.4) (A.1) (A.2) (A.3) (A.4) wherein R6, (R7)n, (R8)o and (R9)p are as defined in the claims and in the description. The invention further relates to color converters comprising at least one polymer as a matrix material and at least one cyanated compound of formula (I) or mixtures thereof as a fluorescent dye, to the use of the color converters and to lighting devices comprising at least one LED and at least one color converter.

  本发明涉及公式（I）的氰化合物，其中R2、R3、R4和R5中至少一个基团为CN，其余基团选自氢、氯和溴；X为O、S、SO或SO2；m为0、1、2、3或4；R1选自溴、氯、氰基、-NRaRb、C1-C24-烷基、C1-C24-卤代烷基、C1-C24-烷氧基、C1-C24-卤代烷氧基、C3-C24-环烷基、杂环烷基、杂芳基、C6-C24-芳基、C6-C24-芳氧基、C6-C24-芳基-C1-C10-烷基等；A为从一般公式（A.1）、（A.2）、（A.3）和（A.4）中选择的双基团（A.1）（A.2）（A.3）（A.4），其中R6、（R7）n、（R8）o和（R9）p如权利要求和描述中所定义。本发明还涉及包含至少一种聚合物作为基质材料和至少一种公式（I）的氰化合物或其混合物作为荧光染料的颜色转换剂，以及使用颜色转换剂和包含至少一种LED和至少一种颜色转换剂的照明设备。
• Fluorescent brighteners, methods of preparation thereof, fluorescent brightener compositions, and methods of preparation and uses thereof
  申请人：Naik Narayan Shantaram

  公开号：US20070117887A1

  公开（公告）日：2007-05-24

  A compound of Formula (I) wherein R 1 , R 2 , and R 3 are independently at each occurrence hydrogen, a halogen, a cyano functionality, a C 1 -C 20 aliphatic functionality, a C 3 -C 10 cycloaliphatic functionality or a C 3 -C 20 aromatic functionality, with the proviso that R 2 and R 3 are not hydrogen when R 1 is a methyl or hydrogen; R 4 and R 5 are independently at each occurrence hydrogen, a halogen, a cyano functionality, a C 1 -C 20 aliphatic functionality, a C 3 -C 10 cycloaliphatic functionality or a C 3 -C 10 aromatic functionality; R 7 and R 8 are independently at each occurrence, a halogen, a cyano functionality, a C 1 -C 20 aliphatic functionality, a C 3 -C 10 cycloaliphatic functionality or a C 3 -C 10 aromatic functionality; R 6 is a C 2 -C 20 aliphatic functionality, a C 3 -C 10 cycloaliphatic functionality or a C 3 -C 20 aromatic functionality; and “n” and “m” are each independently integers having a value of 0 to 3.

  式(I)的化合物，其中R1、R2和R3在每次出现时独立地为氢、卤素、氰基、C1-C20脂肪基、C3-C10环脂肪基或C3-C20芳香基，但R1为甲基或氢时，R2和R3不为氢；R4和R5在每次出现时独立地为氢、卤素、氰基、C1-C20脂肪基、C3-C10环脂肪基或C3-C10芳香基；R7和R8在每次出现时独立地为卤素、氰基、C1-C20脂肪基、C3-C10环脂肪基或C3-C10芳香基；R6为C2-C20脂肪基、C3-C10环脂肪基或C3-C20芳香基；“n”和“m”分别独立地为0至3的整数。