monobenzyl phenylphosphonate | 19236-48-7

• 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: monobenzyl phenylphosphonate
• 英文别名: Phenylphosphonsaeure-mono-benzylester；Phenylphosphonsaeure-monobenzylester；O-Benzyl-phenyl-phosphinsaeure；Mono-benzyl-phenylphosphonat；Phenyl(phenylmethoxy)phosphinic acid
• CAS: 19236-48-7
• 化学式: C₁₃H₁₃O₃P
• 分子量: 248.218
• InChiKey: BUFSVVLGYYRBOG-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  2
• 重原子数：
  17
• 可旋转键数：
  4
• 环数：
  2.0
• sp3杂化的碳原子比例：
  0.08
• 拓扑面积：
  46.5
• 氢给体数：
  1
• 氢受体数：
  3

反应信息

• 作为反应物：
  描述：

  monobenzyl phenylphosphonate 、 N-(2-氯乙基)吗啉盐酸盐 在 potassium carbonate 作用下， 以 乙酸乙酯 、 N,N-二甲基甲酰胺 为溶剂， 生成 benzyl 2-(morpholin-4-yl)ethyl phenylphosphonate
  参考文献：
  名称：

  Phosphorous-containing cysteine and serine protease inhibitors

  摘要：

  本发明涉及一种新型含磷半胱氨酸或丝氨酸蛋白酶抑制剂。还描述了使用蛋白酶抑制剂的方法。

  公开号：

  US05639732A1
• 作为产物：
  描述：

  苯膦酸 在 4-二甲氨基吡啶 、 sodium periodate 、 N,N'-二环己基碳二亚胺 作用下， 以 四氢呋喃 、 1,4-二氧六环 、 水 为溶剂， 反应 18.0h， 生成 monobenzyl phenylphosphonate
  参考文献：
  名称：

  由亚膦酸合成膦酸单酯

  摘要：

  通过DCC-DMAP介导的亚膦酸酯化和氧化生成的单膦酸酯，以两步法制备膦酸酯单酯。

  DOI：

  10.1016/s0040-4039(00)84364-6

文献信息

• Hydrolyse Basique de phosphonates I. Étude qualitative
  作者：Henri Christol、Michel̀e Levy、Claude Marty

  DOI：10.1016/s0022-328x(00)88699-4

  日期：1968.6

  The hydrolysis of phosphonates by alkali in aqueous dioxane has been studied. The symmetrical phosphonates are hydrolysed with loss of one ester group to form a monoacid. With the mixed phosphonates the better leaving group is replaced.

  已经研究了在二恶烷水溶液中碱将膦酸酯水解的方法。对称的膦酸酯水解而失去一个酯基，形成一元酸。用混合的膦酸酯，更好的离去基团被取代。
• CARBONIC ACID ESTER AND MAGNETIC RECORDING MEDIUM
  申请人：IMAKUNI Akira

  公开号：US20080241599A1

  公开（公告）日：2008-10-02

  A carbonic acid ester is provided that is represented by the formula below and has a melting point of no greater than 0° C. (In the formula, R 1 and R 2 independently denote a saturated hydrocarbon group, R 1 is a branched chain, and R 2 is a straight or branched chain). There is also provided a magnetic recording medium that includes a non-magnetic support and, above the support, at least one magnetic layer including a ferromagnetic powder dispersed in a binder, the magnetic layer including the carbonic acid ester. Furthermore, there is provided a magnetic recording medium including a support and, above the support, a non-magnetic layer including a non-magnetic powder dispersed in a binder, and above the non-magnetic layer, at least one magnetic layer including a ferromagnetic powder dispersed in a binder, the non-magnetic layer and/or the magnetic layer including the carbonic acid ester.

  提供一种碳酸酯，其化学式如下，并且其熔点不大于0°C。（在化学式中，R1和R2分别表示饱和碳氢基团，R1是支链，R2是直链或支链）。还提供了一种磁记录介质，包括非磁性支撑物，在支撑物上方至少有一层包括铁磁粉末分散在粘合剂中的磁性层，该磁性层包括碳酸酯。此外，还提供了一种磁记录介质，包括支撑物，在支撑物上方有一层包括非磁性粉末分散在粘合剂中的非磁性层，以及在非磁性层上方，至少有一层包括铁磁粉末分散在粘合剂中的磁性层，其中非磁性层和/或磁性层包括碳酸酯。
• CARBONIC ACID ESTER, PRODUCTION PROCESS THEREFOR, AND MAGNETIC RECORDING MEDIUM
  申请人：MORI Masahiko

  公开号：US20080020243A1

  公开（公告）日：2008-01-24

  A process for producing a carbonic acid ester is provided, the process comprising a step of synthesizing a saturated alkyl carbonic acid ester represented by Formula (1) so as to give the saturated alkyl carbonic acid ester represented by Formula (1) as a crude product and a step of subjecting the crude product to liquid-liquid extraction using a saturated hydrocarbon solvent and a solvent comprising an organic solvent that is not infinitely miscible with the saturated hydrocarbon solvent so as to give the saturated alkyl carbonic acid ester represented by Formula (1) as a purified product (in Formula (1), R 1 and R 2 independently denote a saturated hydrocarbon group provided that the sum of the number of carbons in R 1 and the number of carbons in R 2 is at least 12 but no greater than 50). There are also provided a carbonic acid ester produced by the production process, and a magnetic recording medium comprising a non-magnetic support and, above the non-magnetic support, a magnetic layer comprising a ferromagnetic powder dispersed in a binder, the magnetic layer comprising the carbonic acid ester and having on the surface a number of protrusions that satisfies Formula (2) 0.01≦H 15 /H 10 <0.20   (2) (H 10 denotes the number of protrusions per unit area on the surface of the magnetic layer that have a height of less than 10 nm (number/μm 2 ), and H 15 denotes the number of protrusions per unit area on the surface of the magnetic layer that have a height of 15 nm or greater (number/μm 2 )).

  提供了一种制备碳酸酯的工艺，该工艺包括合成由式（1）表示的饱和烷基碳酸酯的步骤，以便将由式（1）表示的饱和烷基碳酸酯作为粗产品，并使用饱和烃溶剂和不与饱和烃溶剂无限混溶的有机溶剂的溶剂进行液-液萃取的步骤，以便将由式（1）表示的饱和烷基碳酸酯作为纯化产品（在式（1）中，R1和R2独立表示饱和烃基，但R1中碳数和R2中碳数之和至少为12但不大于50）。还提供了通过生产工艺生产的碳酸酯，以及包括非磁性支撑和在非磁性支撑上的磁性层的磁记录介质，其中磁性层包括分散在粘合剂中的铁磁性粉末，磁性层包括碳酸酯，并在表面具有满足公式（2）的许多突起0.01≦H15/H10<0.20（2）（其中H10表示磁性层表面每单位面积具有高度小于10 nm的突起的数量（数量/μm2），而H15表示磁性层表面每单位面积具有高度为15 nm或更高的突起的数量（数量/μm2））。
• POLYESTER FIBER, PROCESS FOR PRODUCING THE POLYESTER FIBER, AND TIRE CODE, TIRE, FIBER MATERIAL FOR REINFORCING BELT AND BELT EACH COMPRISING THE POLYESTER FIBER
  申请人：Teijin Fibers Limited

  公开号：EP2261403A1

  公开（公告）日：2010-12-15

  There is provided a polyester fiber which has few defects such as voids due to catalyst particles, and low variation in physical properties and minimal fluff generation. The polyester fiber of the invention comprises laminar nanoparticles composed of a divalent metal and a phosphorus compound and having side lengths of 5-100 nm and an interlayer spacing of 1-5 nm. There are also provided a tire cord, tire, belt-reinforcing fiber material and belt, comprising the polyester fiber.

  本发明提供了一种聚酯纤维，其缺陷很少，如催化剂颗粒造成的空隙，物理性能变化小，绒毛产生量极少。本发明的聚酯纤维包括由二价金属和磷化合物组成的层状纳米颗粒，其边长为 5-100 纳米，层间间距为 1-5 纳米。此外，还提供了一种由聚酯纤维组成的轮胎帘线、轮胎、带增强纤维材料和带。
• Magnetic recording medium and production process therefor
  申请人：Mori Masahiko

  公开号：US20050112410A1

  公开（公告）日：2005-05-26

  A magnetic recording medium is provided that includes a non-magnetic support, and at least one magnetic layer provided above the non-magnetic support, the magnetic layer having a ferromagnetic powder dispersed in a binder, all or part of the binder being a polyurethane resin obtained by a reaction of a polyol and a polyisocyanate, the polyurethane resin having a glass transition temperature (Tg) of 70° C. to 200° C., and part of the polyol being a diol having at least one epoxy group and two hydroxyl groups per molecule. There is also provided a process for producing the magnetic recording medium, the process including a step of kneading the ferromagnetic powder and the polyurethane resin.

  本发明提供了一种磁记录介质，它包括一个非磁性支架和至少一个设置在非磁性支架上方的磁层，磁层具有分散在粘合剂中的铁磁性粉末，粘合剂的全部或部分是由多元醇和多异氰酸酯反应得到的聚氨酯树脂，聚氨酯树脂的玻璃化转变温度（Tg）为70℃至200℃，多元醇的一部分是每分子至少具有一个环氧基团和两个羟基的二元醇。还提供了一种生产磁记录介质的工艺，该工艺包括揉捏铁磁粉末和聚氨酯树脂的步骤。