5-benzhydryl-pyrimidine-2,4,6-trione | 50278-41-6

• 分子结构分类: 有机化合物 - 苯类化合物 - 苯和取代衍生物
• 英文名称: 5-benzhydryl-pyrimidine-2,4,6-trione
• 英文别名: 5-benzhydryl-barbituric acid；5-Benzhydryl-barbitursaeure；Cambridge id 5174654；5-benzhydryl-1,3-diazinane-2,4,6-trione
• CAS: 50278-41-6
• 化学式: C₁₇H₁₄N₂O₃
• 分子量: 294.31
• InChiKey: YBZRZHQFPVICOD-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  2.3
• 重原子数：
  22
• 可旋转键数：
  3
• 环数：
  3.0
• sp3杂化的碳原子比例：
  0.12
• 拓扑面积：
  75.3
• 氢给体数：
  2
• 氢受体数：
  3

反应信息

• 作为产物：
  描述：

  diethyl 2-benzhydrylmalonate 、 尿素 在 sodium ethanolate 作用下， 生成 5-benzhydryl-pyrimidine-2,4,6-trione
  参考文献：
  名称：

  Holmberg, Acta Academiae Aboensis, Series B: Mathematica et Physica, 1949, vol. 16, # 6, p. 72

  摘要：

  DOI：

文献信息

• TWO-PASTE TYPE RESIN-REINFORCED DENTAL GLASS IONOMER CEMENT COMPOSITION
  申请人：Shofu Inc.

  公开号：EP3733153A1

  公开（公告）日：2020-11-04

  An object of the present invention is to provide a two-paste type dental resin-reinforced glass ionomer cement composition which exhibit high surface curability even under wet conditions, which makes difficult for the surface to become cloudy even if moisture comes in contact with at the initial stage of curing, exhibits high mechanical properties, low water absorption expansion and excellent coloring resistance in the set product and is also excellent in storage stability. The two-paste type dental resin-reinforced glass ionomer cement composition of the present invention consists of two pastes, wherein at least one of the two pastes contains (a) acid-reactive glass powder, (b) polymer of acidic group-containing polymerizable monomer, (c) water, (d) hydroxyl group-containing (meth)acrylate-based polymerizable monomer, (e) tri or more functional (meth)acrylamide-based polymerizable monomer, and (f) polymerization initiator, wherein the paste containing the (c) water does not contain at least one of the (a) acid-reactive glass powder and the (b) polymer of acidic group-containing polymerizable monomer.

  本发明的目的是提供一种双膏型牙科树脂增强玻璃离子水泥组合物，这种组合物即使在潮湿条件下也能表现出很高的表面固化性，即使在固化初期接触到水分也很难使表面变得浑浊，在固化产品中表现出很高的机械性能、低吸水膨胀性和优异的抗着色性，而且还具有优异的储存稳定性。 本发明的双浆料型牙科树脂增强玻璃离子水泥组合物由两种浆料组成，其中至少一种浆料含有：(a) 酸反应玻璃粉；(b) 含酸性基团的可聚合单体聚合物；(c) 水；(d) 含羟基的（甲基）丙烯酸酯基可聚合单体、(f) 聚合引发剂，其中含有(c)水的浆料不含(a)酸反应玻璃粉和(b)含酸基团可聚合单体的聚合物中的至少一种。
• POWDER-LIQUID TYPE RESIN-REINFORCED DENTAL GLASS IONOMER CEMENT COMPOSITION
  申请人：Shofu Inc.

  公开号：EP3733152A1

  公开（公告）日：2020-11-04

  An object of the present invention is to provide a dental resin-reinforced glass ionomer cement composition which exhibit high surface curability even under wet conditions, which makes it difficult for the surface to become cloudy even if moisture comes in contact with at the initial stage of curing, exhibits high mechanical properties, low water absorption expansion and excellent coloring resistance in the cured product and is also excellent in storage stability. The dental resin-reinforced glass ionomer cement composition consisting of a powder material and a liquid material, wherein the powder material contains (a) acid-reactive glass powder, the liquid material contains (b) water, (c) polymer of acidic group-containing polymerizable monomer, (d) hydroxyl group-containing (meth)acrylate-based polymerizable monomer and (e) tri or more functional (meth)acrylamide-based polymerizable monomer, and at least one of the powder material and the liquid material contains (f) polymerization initiator.

  本发明的目的是提供一种牙科树脂增强玻璃离聚体水泥组合物，该组合物即使在潮湿条件下也能表现出较高的表面固化性，即使在固化初期接触到水分也很难使表面变得浑浊，固化后的产品具有较高的机械性能、较低的吸水膨胀性和优异的抗着色性，而且还具有优异的储存稳定性。 由粉末材料和液体材料组成的牙科树脂增强玻璃离聚体水泥组合物，其中粉末材料包含（a）酸反应玻璃粉，液体材料包含（b）水，（c）含酸性基团的可聚合单体聚合物，（d）含羟基基团的（甲基）丙烯酸酯基可聚合单体和（e）三种或更多官能团的（甲基）丙烯酰胺基可聚合单体，以及粉末材料和液体材料中至少一种包含（f）聚合引发剂。
• Cellulose ester film, polarizing plate, and liquid crystal display device
  申请人：FUJIFILM Corporation

  公开号：US10338290B2

  公开（公告）日：2019-07-02

  A cellulose ester film contains a compound having a structural unit denoted by —NR—(C═O)— in which R represents a hydrogen atom or a substituent, a surface having knoop hardness of greater than or equal to 210 N/mm2 is provided, and loss tangent tan δ at 25° C. is greater than or equal to 0.03.

  一种纤维素酯薄膜含有一种化合物，其结构单元用-NR-(C═O)-表示，其中R代表氢原子或取代基，表面硬度大于或等于210牛顿/平方毫米，25°C时的损耗正切tanδ大于或等于0.03。
• Polymerizable compositions, polymerized compositions, and methods of making and using the same
  申请人：3M INNOVATIVE PROPERTIES COMPANY

  公开号：US10889687B2

  公开（公告）日：2021-01-12

  A polymerizable composition includes an organoborane-base complex that is a complex of an organoborane and a base, a decomplexing agent that at least partially liberates the organoborane from the organoborane-base complex, a polymerizable thiol-containing component comprising at least one polymerizable thiol-containing compound having a plurality of thiol groups in which the sulfur atom of the thiol group is covalently bonded to carbon, a hydroperoxide, and a polymerizable ethylenically-unsaturated component comprising at least one polymerizable ethylenically-unsaturated compound having a plurality of ethylenically-unsaturated groups. The combined amounts of the thiol-containing and ethylenically-unsaturated compounds total at least 50 percent by weight of all polymerizable material in the polymerizable composition. The composition may be provide as a two-part composition. Polymerized reaction product of the composition and methods of making the composition are also disclosed.

  一种可聚合组合物包括一种有机硼烷-碱络合物，它是有机硼烷和碱的络合物；一种解络剂，它至少部分地将有机硼烷从有机硼烷-碱络合物中释放出来、一种可聚合的含硫醇组分，包括至少一种可聚合的含硫醇化合物，该化合物具有多个硫醇基团，其中硫醇基团的硫原子与碳共价键合，一种过氧化氢，以及一种可聚合的乙烯基不饱和组分，包括至少一种可聚合的乙烯基不饱和化合物，该化合物具有多个乙烯基不饱和基团。含硫醇化合物和乙烯基不饱和化合物的总和至少占可聚合组合物中所有可聚合材料重量的 50%。该组合物可作为双组分组合物提供。此外，还公开了该组合物的聚合反应产物和制造该组合物的方法。
• Powder-liquid type dental resin-reinforced glass ionomer cement composition
  申请人：SHOFU INC.

  公开号：US11324669B2

  公开（公告）日：2022-05-10

  An object of the present invention is to provide a dental resin-reinforced glass ionomer cement composition which exhibit high surface curability even under wet conditions, which makes it difficult for the surface to become cloudy even if moisture comes in contact with at the initial stage of curing, exhibits high mechanical properties, low water absorption expansion and excellent coloring resistance in the set product and is also excellent in storage stability. The dental resin-reinforced glass ionomer cement composition consisting of a powder material and a liquid material, wherein the powder material contains (a) acid-reactive glass powder, the liquid material contains (b) water, (c) polymer of acidic group-containing polymerizable monomer, (d) hydroxyl group-containing (meth)acrylate-based polymerizable monomer and (e) tri or more functional (meth)acrylamide-based polymerizable monomer, and at least one of the powder material and the liquid material contains (f) polymerization initiator.

  本发明的目的是提供一种牙科树脂增强玻璃离聚体水泥组合物，该组合物即使在潮湿条件下也能表现出较高的表面固化性，即使在固化初期接触到水分也很难使表面变得浑浊，在固化产品中表现出较高的机械性能、较低的吸水膨胀性和优异的抗着色性，并且还具有优异的储存稳定性。由粉末材料和液体材料组成的牙科树脂增强型玻璃离聚体水泥组合物，其中粉末材料包含(a) 酸反应玻璃粉，液体材料包含(b) 水、(c) 含酸性基团的可聚合单体聚合物、(d) 含羟基的（甲基）丙烯酸酯基可聚合单体和(e) 三种或更多官能团的（甲基）丙烯酰胺基可聚合单体，以及粉末材料和液体材料中至少一种包含(f) 聚合引发剂。