三(二苯基甲基)磷酸酯 | 70015-16-6

• 分子结构分类: 有机化合物 - 苯类化合物 - 苯和取代衍生物
• 中文名称: 三(二苯基甲基)磷酸酯
• 英文名称: tris(diphenylmethyl) phosphate
• 英文别名: tri-diphenylmethyl phosphate；Tris(diphenylmethyl)phosphate；tribenzhydryl phosphate
• CAS: 70015-16-6
• 化学式: C₃₉H₃₃O₄P
• 分子量: 596.662
• InChiKey: BJAUGLBBOPPSSE-UHFFFAOYSA-N

物化性质

• 沸点：
  716.6±60.0 °C(Predicted)
• 密度：
  1.205±0.06 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  9.1
• 重原子数：
  44
• 可旋转键数：
  12
• 环数：
  6.0
• sp3杂化的碳原子比例：
  0.08
• 拓扑面积：
  44.8
• 氢给体数：
  0
• 氢受体数：
  4

反应信息

• 作为反应物：
  描述：

  L-苹果酸二甲酯 、 三(二苯基甲基)磷酸酯 在 三氟乙酸 作用下， 以 氯仿 为溶剂， 以90%的产率得到Dimethyl (2S)-2-(diphenylmethoxy)butanedioate
  参考文献：
  名称：

  Stereospecific synthesis of (1S,3R)-1-aminocyclopentane-1,3-dicarboxylic acid, a selective agonist of metabotropic glutamate receptors

  摘要：

  DOI：

  10.1016/s0957-4166(97)00060-8
• 作为产物：
  描述：

  二苯甲酮腙 在 碘苯二乙酸 、 磷酸 作用下， 以 乙醚 、 二氯甲烷 为溶剂， 以68%的产率得到三(二苯基甲基)磷酸酯
  参考文献：
  名称：

  Preparation of Diphenylmethyl Esters and Ethers of Unprotected Amino Acids and β-Hydroxy-α-amino Acids

  摘要：

  以磷酸三（二苯基甲基）酯为烷化剂，从 N-无保护的 L-δ-氨基酸直接制备氨基酸和δ-羟基-δ-氨基酸的二苯基甲基（苯甲基，Dpm）酯和醚。新型 H-Ser(Dpm)-ODpm和H-Thr(Dpm)-ODpm可水解为相应的醚H-Ser(Dpm)-OH和H-Thr(Dpm)-OH。

  DOI：

  10.1055/s-1987-28185

文献信息

• 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。
• Epoxysuccinamide derivatives
  申请人：——

  公开号：US20020091131A1

  公开（公告）日：2002-07-11

  Novel epoxysuccinamide derivatives represented by the general formula (1) or physiologically acceptable salts thereof, which are useful particularly as remedies for bone diseases and arthritis, wherein R 1 and R 3 are each hydrogen, alkyl, alkenyl, alkynyl, aryl, aralkyl, a heterocyclic group, or a heterocyclic-alkyl group; R 2 is alkyl, alkenyl, alkynyl, aryl, aralkyl, a heterocyclic group, or a hetericyclic-alkyl group; X is —O— or —NR 4 — (wherein R 4 is hydrogen, alkyl, aryl, aralkyl, a heterocyclic group, or a heterocyclic-alkyl group; Y 1 is OR 5 , SR 6 , or NR 7 R 8 (wherein each of R 5 , R 6 and R 7 is hydrogen, alkyl, aryl, aralkyl, acyl, a heterocyclic group, or a heterocyclic-alkyl group, and R 8 is the same as defined for R 4 ); and Y 2 is hydrogen or alkyl, or alternatively Y 1 and Y 2 can be combined to form ═O, ═S, ═N—R 9 , or ═N—OR 10 (wherein each of R 9 and R 10 is the same as defined for R 4 ), provided that each of the alkyl, aryl and heterocyclic groups defined for R 5 to R 10 can have one or more specific substituents and that each of the group defined for R 1 to R 10 and Y 2 is specificed in the number of carbon atoms. 1

  一种新型环氧琥珀酰亚胺衍生物，其通式表示为（1），或其生理上可接受的盐，特别适用于治疗骨疾病和关节炎。其中，R1和R3分别为氢、烷基、烯基、炔基、芳基、芳基烷基、杂环基或杂环烷基；R2为烷基、烯基、炔基、芳基、芳基烷基、杂环基或杂环烷基；X为—O—或—NR4—（其中R4为氢、烷基、芳基、芳基烷基、杂环基或杂环烷基）；Y1为OR5、SR6或NR7R8（其中R5、R6和R7各自为氢、烷基、芳基、芳基烷基、酰基、杂环基或杂环烷基，R8与R4定义相同）；Y2为氢或烷基，或者Y1和Y2可以结合形成═O、═S、═N—R9或═N—OR10（其中R9和R10各自为与R4定义相同），但是需要注意，R5到R10定义的烷基、芳基和杂环基可以有一个或多个特定的取代基，而R1到R10和Y2定义的每个基团的碳原子数是特定的。
• 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））。
• Magnetic recording medium
  申请人：FUJI PHOTO FILM CO., LTD.

  公开号：US20030138667A1

  公开（公告）日：2003-07-24

  Provided is a magnetic recording medium having excellent dispersibility, smoothness and electromagnetic characteristics. The magnetic recording medium comprises at least one magnetic layer comprising a ferromagnetic powder and a binder on a nonmagnetic support. Said ferromagnetic powder is a ferromagnetic metal powder having an average major axis length of 10 to 80 nm and a crystallite size of 8 to 18 nm, or a ferromagnetic hexagonal ferrite powder having an average plate diameter of 5 to 40 nm, and said binder comprises 0.2 to 0.7 meq/g of at least one polar group selected from —SO 3 M, —OSO 3 M, —PO(OM) 2 , —OPO(OM) 2 and —COOM (where M denotes a hydrogen atom, alkali metal or ammonium salt), and/or 0.5 to 5 meq/g of at least one polar group selected from —CONR 1 R 2 , —NR 1 R 2 and —NR 1 R 2 R 3 + (where R 1 , R 2 and R 3 independently denote hydrogen atoms or alkyl groups).

  本文提供了一种具有出色的分散性、平滑性和电磁特性的磁记录介质。该磁记录介质包括至少一个磁层，该磁层由铁磁粉末和粘结剂组成，位于非磁性支撑物上。所述铁磁性粉末是平均主轴长度为 10 至 80 纳米、结晶尺寸为 8 至 18 纳米的铁磁性金属粉末，或平均板直径为 5 至 40 纳米的铁磁性六方铁氧体粉末，所述粘结剂包括 0.2 至 0.7 meq/g 的至少一种极性基团，选自-SO 3 M、-OSO 3 M、-PO（OM） 2 ，-OPO（OM） 2 和-COOM（其中 M 表示氢原子、碱金属或铵盐），和/或 0.5 至 5 meq/g 至少一个选自-CONR 1 R 2 、-NR 1 R 2 和-NR 1 R 2 R 3 和加号； (其中 R 1 , R 2 和 R 3 分别表示氢原子或烷基）。
• Fuel compositions exhibiting improved fuel stability
  申请人：——

  公开号：US20040237384A1

  公开（公告）日：2004-12-02

  A fuel composition of the present invention exhibits minimized hydrolysis and increased fuel stability, even after extended storage at 65° F. for 6-9 months. The composition, which is preferably not strongly alkaline (3.0 to 10.5), is more preferably weakly alkaline to mildly acidic (4.5 to 8.5) and most preferably slightly acidic (6.3 to 6.8), includes a lower dialkyl carbonate, a combustion improving amount of at least one high heating combustible compound containing at least one element selected from the group consisting of aluminum, boron, bromine, bismuth, beryllium, calcium, cesium, chromium, cobalt, copper, francium, gallium, germanium, iodine, iron, indium, lithium, magnesium, manganese, molybdenum, nickel, niobium, nitrogen, phosphorus, potassium, palladium, rubidium, sodium, tin, zinc, praseodymium, rhenium, silicon, vanadium, or mixture, and a hydrocarbon base fuel.

  本发明的燃料组合物即使在华氏 65 度下长时间储存 6-9 个月，也能最大限度地减少水解，提高燃料稳定性。这种组合物最好不是强碱性（3.0 至 10.5），最好是弱碱性至弱酸性（4.5 至 8.5），最好是微酸性（6.3 至 6.8），包括低级二烷基碳酸酯，燃烧改善量的至少一种高热可燃化合物，其中至少含有一种选自铝、硼、溴、铋、铍、钙、铯、铬、钴铜、钫、镓、锗、碘、铁、铟、锂、镁、锰、钼、镍、铌、氮、磷、钾、钯、铷、钠、锡、锌、镨、铼、硅、钒或混合物，以及碳氢化合物基础燃料。