2-methyl-6-phenyl-9H-purine | 918536-91-1

• 分子结构分类: 有机化合物 - 有机杂环化合物 - 二嗪类
• 英文名称: 2-methyl-6-phenyl-9H-purine
• 英文别名: 2-methyl-6-phenyl-7H-purine
• CAS: 918536-91-1
• 化学式: C₁₂H₁₀N₄
• 分子量: 210.238
• InChiKey: GKIXNPISXKIZRV-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  2.2
• 重原子数：
  16
• 可旋转键数：
  1
• 环数：
  3.0
• sp3杂化的碳原子比例：
  0.08
• 拓扑面积：
  54.5
• 氢给体数：
  1
• 氢受体数：
  3

反应信息

• 作为产物：
  描述：

  三甲基铝 、 2-chloro-6-phenyl-9H-purine 在 四(三苯基膦)钯 作用下， 以 四氢呋喃 、 甲苯 为溶剂， 反应 8.0h， 以81%的产率得到2-methyl-6-phenyl-9H-purine
  参考文献：
  名称：

  Aqueous-Phase Suzuki-Miyaura Cross-Coupling Reactions of Free Halopurine Bases

  摘要：

  通过水-乙腈混合物中微波辐照下，9-未取代的2-、6-和8-卤代嘌呤碱与多种芳基和烯基硼酸的Suzuki-Miyaura反应，实现了单步合成芳基嘌呤。在大多数情况下，产物以高产率直接从反应混合物中结晶，纯度良好。研究了这些反应的范围和局限性。

  DOI：

  10.1055/s-2006-950240

文献信息

• Coupling catalyst and process using the same
  申请人：SUMITOMO CHEMICAL COMPANY, LIMITED

  公开号：US20030162950A1

  公开（公告）日：2003-08-28

  There are disclosed a process for producing a coupling compound of formula (1): (Y—) (n-1) R 1 —R 2 —(R 1 ) (n′-1) (1), wherein R 1 and R 2 independently represent a substituted or unsubstituted aryl group, which process is characterized by reacting an unsaturated organic compound of formula (2): n ′(R 1 X 1 n )  (2) wherein n, n′, and R 1 are the same as defined above, and X 1 is the same or different and independently represents a leaving group and bonded with a sp2 carbon atom of R 1 group, with a boron compound of formula (3): m {R 2 (BX 2 2 ) n′ }  (3) wherein R 2 and n′ are the same as defined above, X 2 represents a hydroxy group, an alkoxy group, in the presence of a catalyst containing (A) a nickel compound, and (B) a nitrogen-containing cyclic compound, and the catalyst.

  揭示了一种制备公式(1)的偶联化合物的方法：(Y-)(n-1)R1-R2-(R1)(n′-1)(1)，其中R1和R2独立地表示取代或未取代的芳基基团，该方法的特征在于将公式(2)的不饱和有机化合物反应：n′(R1X1n)(2)，其中n、n′和R1如上定义，而X1相同或不同且独立地表示离去基并与R1基的sp2碳原子结合，与公式(3)的硼化合物反应：mR2(BX22)n′(3)，其中R2和n′如上定义，X2表示羟基、烷氧基，存在(A)镍化合物和(B)含氮环状化合物的催化剂的存在下。
• Use of a catalyst in epoxy compositions
  申请人：THE DOW CHEMICAL COMPANY

  公开号：EP0328020A2

  公开（公告）日：1989-08-16

  Storage stable compositions are disclosed which comprise an epoxide containing compound, a phenolic hydroxyl containing compound, and a catalyst compound for catalyzing the reaction between epoxide groups and aromatic hydroxyl groups which catalyst comprises the product resulting from contacting an onium compound, non-heterocyclic amine compound, heterocyclic nitrogen compound or salt thereof with an acid or a salt of an acid having a weak nucleophilic anion.

  本发明公开了一种贮存稳定的组合物，该组合物包括一种含环氧化物的化合物、一种含酚羟基的化合物和一种催化环氧化物基团与芳香羟基基团反应的催化剂化合物，该催化剂包括鎓化合物、非杂环胺化合物、杂环氮化合物或其盐与酸或具有弱亲核阴离子的酸的盐接触后产生的产物。
• Latent catalysts, cure-inhibited epoxy resin compositions and laminates prepared therefrom
  申请人：THE DOW CHEMICAL COMPANY

  公开号：EP0458502A2

  公开（公告）日：1991-11-27

  In summary, the application is related to the discovery of a class of compounds which comprises boric acid or maleic acid or a mixture of boric acid with at least one acid having a weak nucleophilic anion, which inhibits the reaction of a polyepoxide with a curing agent at low temperatures. In another embodiment the application is a latent catalyst system adapted for curing a polyepoxide resulting from contacting I) a catalyst for the cure of a polyepoxide compound comprising an amine, heterocyclic nitrogen phosphine, sulfide, phosphine, sulfide, ammonium, phosphonium, sulfonium, arsonium, containing compound or a mixture thereof; with II) boric acid, or a mixture of boric acid with at least an acid having a weak nucleophilic anion. Further the application relates to epoxy resin compositions containing the inhibitor or latent catalytic composition. In still another embodiment the application relates to a composition useful for curing a polyepoxide which contains: A) an inhibiting amount of boric acid or maleic acid or a mixture of boric acid with at least one acid having a weak nucleophilic anion; and optionally B) a catalytic amount of a catalyst useful for accelerating the reaction of a polyepoxide with the curing agent, wherein the inhibitor and catalyst may be present in complex form.

  总之，本申请涉及一类化合物的发现，该化合物由硼酸或马来酸或硼酸与至少一种具有弱亲核阴离子的酸的混合物组成，在低温下可抑制聚环氧化物与固化剂的反应。在另一个实施方案中，本申请涉及一种潜伏催化剂系统，该系统适用于固化聚环氧乙烷，该固化聚环氧乙烷化合物的催化剂包括胺、杂环含氮膦、硫化物、膦、硫化物、铵、鏻、锍、胂、含化合物或其混合物；与 I) 硼酸或硼酸与至少一种具有弱亲核阴离子的酸的混合物接触后产生的聚环氧乙烷。此外，本申请还涉及含有抑制剂或潜在催化成分的环氧树脂组合物。在另一个实施方案中，本申请涉及一种用于固化聚环氧树脂的组合物，该组合物含有A) 抑制量的硼酸或马来酸或硼酸与至少一种具有弱亲核阴离子的酸的混合物；以及 B) 催化量的催化剂，用于加速聚环氧化物与固化剂的反应，其中抑制剂和催化剂可以复合物形式存在。
• Catalysts and epoxy resin composition containing the same
  申请人：THE DOW CHEMICAL COMPANY

  公开号：EP0553887A2

  公开（公告）日：1993-08-04

  Storage stable compositions are disclosed which comprise an epoxide containing compound, a phenolic hydroxyl containing compound, and a catalyst compound for catalyzing the reaction between epoxide groups and aromatic hydroxyl groups which catalyst comprises the product resulting from contacting an onium compound, non-heterocyclic amine compound, heterocyclic nitrogen compound or salt thereof with an acid or a salt of an acid having a weak nucleophilic anion.

  本发明公开了一种贮存稳定的组合物，该组合物包括一种含环氧化物的化合物、一种含酚羟基的化合物和一种催化环氧化物基团与芳香羟基基团反应的催化剂化合物，该催化剂包括鎓化合物、非杂环胺化合物、杂环氮化合物或其盐与酸或具有弱亲核阴离子的酸的盐接触后产生的产物。
• Cross-Coupling catalyst comprising a cyclic nitrogen ligand and process using the same
  申请人：Sumitomo Chemical Company, Limited

  公开号：EP1306131A2

  公开（公告）日：2003-05-02

  There are disclosed a process for producing a coupling compound of formula (1):         (Y-)(n-1)R1-R2-(R1)(n'-1)     (1),    wherein R1 and R2 independently represent    a substituted or unsubstituted aryl group,    which process is characterized by reacting       an unsaturated organic compound of formula (2):         n'(R1X1 n)     (2)    wherein n, n', and R1 are the same as defined above, and X1 is the same or different and independently represents a leaving group and bonded with a sp2 carbon atom of R1 group,    with a boron compound of formula (3):         m R2(BX2 2)n'}     (3)    wherein R2 and n' are the same as defined above, X2 represents a hydroxy group, an alkoxy group, in the presence of a catalyst containing (A)a nickel compound, and (B)a nitrogen-containing cyclic compound, and the catalyst.

  公开了一种生产式（1）偶联化合物的工艺： (Y-)(n-1)R1-R2-(R1)(n'-1) (1)、 其中 R1 和 R2 独立地代表 取代或未取代的芳基、 该工艺的特点是 式 (2) 的不饱和有机化合物： n'(R1X1 n) (2) 其中 n、n'和 R1 与上述定义相同，X1 与上述定义相同或不同，且独立地代表离去基团并与 R1 基团的 sp2 碳原子结合、 与式 (3) 的硼化合物结合： m R2(BX2 2)n'} (3) 其中 R2 和 n'与上文所定义的相同，X2 代表羟基、烷氧基，在催化剂存在下，含有 (A) 镍化合物，和 (B)一种含氮环状化合物和催化剂。