4-Bromo-2-fluorobenzyl mercaptan | 886498-29-9

• 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: 4-Bromo-2-fluorobenzyl mercaptan
• 英文别名: (4-bromo-2-fluorophenyl)methanethiol
• CAS: 886498-29-9
• 化学式: C₇H₆BrFS
• mdl: MFCD06798039
• 分子量: 221.09
• InChiKey: VOFLFVJFHVJJIU-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  2.8
• 重原子数：
  10
• 可旋转键数：
  1
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.142
• 拓扑面积：
  1
• 氢给体数：
  1
• 氢受体数：
  2

文献信息

• LOW VISCOSITY, LOW VOLATILITY LUBRICATING OIL BASESTOCKS
  申请人：Patil Abhimanyu O.

  公开号：US20150275117A1

  公开（公告）日：2015-10-01

  A composition containing one or more sulfur-containing compounds represented by the formula (R 1 ) a (X)(R 2 ) b wherein R 1 and R 2 are the same or different and are the residue of an olefin (e.g., aliphatic, aromatic or cycloaliphatic olefin) having from 4 to 40 carbon atoms, X is the residue of a thiol or polythiol, a is a value from 1 to 6, and b is a value from 0 to 6. The composition has a kinematic viscosity at 100° C. (Kv 100 ) from 2 to 300 cst, a kinematic viscosity at 40° C. (Kv 40 ) from 5 to 4000 cst, a viscosity index (VI) from −100 to 300, and a Noack volatility of no greater than 90 percent. A process for producing the composition, a lubricating oil base stock and lubricating oil containing the composition, and a method for improving one or more of solubility and dispersancy of polar additives in a lubricating oil containing the composition.

  该组成物包含一个或多个含硫化合物，其表示为(R1)a(X)(R2)b，其中R1和R2相同或不同，是具有4至40个碳原子的烯烃（例如脂肪族、芳香族或环烷烃）的残基，X是硫醇或多硫醇的残基，a的值为1至6，b的值为0至6。该组成物在100℃下的运动粘度（Kv100）为2至300 cst，在40℃下的运动粘度（Kv40）为5至4000 cst，粘度指数（VI）为-100至300，Noack挥发度不大于90％。一种生产该组成物的方法，一种润滑油基础油和含有该组成物的润滑油，以及一种用于改善润滑油中极性添加剂的溶解性和分散性的方法。
• High stability lubricating oil base stocks and processes for preparing the same
  申请人：ExxonMobil Chemical Patents Inc.

  公开号：US10961480B2

  公开（公告）日：2021-03-30

  Compounds having the formula (F-I) below are provided herein: wherein: R1 is a C1-C5000 alkyl group; R2 is (i) a C4-C30 linear alkyl group or (ii) a C4-C5000 branched alkyl having the formula (F-II) below: wherein R5 and R6 at each occurrence are each independently a hydrogen or a C1-C30 linear alkyl group and n is a positive integer, provided however, among all of R5 and R6, at least one is a C1-C30 linear alkyl group; and R7 is a hydrogen or a C1-C30 linear alkyl group; R3 is hydrogen or a C1-C5000 alkyl group; and R4 is a C1-C50 alkyl group or an aromatic group. Processes for preparing compounds of formula (F-I) as well as base stock and lubricant compositions containing compounds of formula (F-I) are also provided.

  本文提供了具有下式（F-I）的化合物： 其中R1 是 C1-C5000 烷基；R2 是 (i) C4-C30 直链烷基或 (ii) 具有下式 (F-II) 的 C4-C5000 支链烷基： 其中R5和R6在每次出现时各自独立地为氢或C1-C30直链烷基，且n为正整数，但在所有R5和R6中，至少有一个为C1-C30直链烷基；R7为氢或C1-C30直链烷基；R3为氢或C1-C5000烷基；R4为C1-C50烷基或芳香基。还提供了制备式（F-I）化合物以及含有式（F-I）化合物的基础油和润滑剂组合物的工艺。
• LOW VISCOSITY LUBRICATING OIL BASE STOCKS AND PROCESSES FOR PREPARING SAME
  申请人：ExxonMobil Research and Engineering Company

  公开号：US20130109604A1

  公开（公告）日：2013-05-02

  A composition that includes one or more compounds represented by the formula R 1 (X)R 2 wherein R 1 is an alkyl group having from 4 to 40 carbon atoms, R 2 is an aliphatic group having from 4 to 20 carbon atoms, an aromatic group having from 6 to 20 carbon atoms, or a cycloaliphatic group having from 5 to 20 carbon atoms, and X is a heteroatom. The composition has a viscosity (Kv 100 ) from 2 to 30 at 100° C., a viscosity index (VI) from 100 to 200, and a Noack volatility of no greater than 20 percent. The disclosure also relates to a process for producing the composition, a lubricating oil base stock and lubricating oil containing the composition, and a method for improving one or more of solubility and dispersancy of polar additives in a lubricating oil by using as the lubricating oil a formulated oil containing the composition.
• HIGH VISCOSITY, FUNCTIONALIZED METALLOCENE POLYALPHAOLEFIN BASE STOCKS AND PROCESSES FOR PREPARING SAME
  申请人：ExxonMobil Research and Engineering Company

  公开号：US20140087986A1

  公开（公告）日：2014-03-27

  A process for producing a high viscosity functionalized metallocene polyalphaolefin (mPAO) fluid. The process includes providing a mPAO having a terminal double bond, said mPAO produced by the metallocene-catalyzed oligomerization or polymerization of an alpha-olefin feed; providing at least one of a substituted or unsubstituted alkyl thiol, aryl thiol, diphenylamine or naphthalene; and reacting, optionally in the presence of a catalyst or initiator, the mPAO having a terminal double bond with at least one of the substituted or unsubstituted alkyl thiol, aryl thiol, diphenylamine or naphthalene, under reaction conditions sufficient to produce the functionalized high viscosity mPAO fluid. The functionalized mPAO fluid has, as synthesized, a viscosity (Kv 100 ) from 135 to 900 cSt at 100° C.; a viscosity index (VI) greater than 150; a pour point (PP) less than −25° C.; a molecular weight distribution (Mw/Mn) less than 2.0; a residual unsaturation (Bromine Number) less than 2.0; and a glass transition temperature T g less than −30° C.
• High Stability Lubricating Oil Base Stocks and Processes for Preparing the Same
  申请人：ExxonMobil Chemical Patents Inc.

  公开号：US20180201858A1

  公开（公告）日：2018-07-19

  Compounds having the formula (F-I) below are provided herein: wherein: R 1 is a C 1 -C 5000 alkyl group; R 2 is (i) a C 4 -C 30 linear alkyl group or (ii) a C 4 -C 5000 branched alkyl having the formula (F-II) below: wherein R 5 and R 6 at each occurrence are each independently a hydrogen or a C 1 -C 30 linear alkyl group and n is a positive integer, provided however, among all of R 5 and R 6 , at least one is a C 1 -C 30 linear alkyl group; and R 7 is a hydrogen or a C 1 -C 30 linear alkyl group; R 3 is hydrogen or a C 1 -C 5000 alkyl group; and R 4 is a C 1 -C 50 alkyl group or an aromatic group. Processes for preparing compounds of formula (F-I) as well as base stock and lubricant compositions containing compounds of formula (F-I) are also provided.