Lithium 4-methylbenzenesulfonate | 1470-83-3

• 物质功能分类: 有机原料 - 羧酸类化合物及衍生物 - 环羧酸
• 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: Lithium 4-methylbenzenesulfonate
• CAS: 1470-83-3
• 化学式: C7H8LiO3S
• 分子量: 179.2
• InChiKey: SLGKFAQSCDYULE-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  0.86
• 重原子数：
  12
• 可旋转键数：
  1
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.14
• 拓扑面积：
  62.8
• 氢给体数：
  1
• 氢受体数：
  3

安全信息

• 海关编码：
  2904100000

文献信息

• Process for preparing substituted 8-azabicyclo[3.2.1]octan-3-ols
  申请人：Mergelsberg Ingrid

  公开号：US20060058343A1

  公开（公告）日：2006-03-16

  The present invention relates to a process for preparing substituted 8-azabicyclo[3.2.1]octan-3-ols having the structural formula I or a pharmaceutically acceptable salt or solvate thereof, wherein R is benzyl, R 5 -benzyl, allyl, —C(O)R 6 , —C(O)OR 8 or —CH(R 7 ) 2 ; R 1 is optionally substituted aryl or optionally substituted heteroaryl; and R 5 , R 6 , R 7 and R 8 are as defined in the specification; comprising a) reacting an amine of formula II R—NH 2 II with 2,5-dimethoxytetrahydrofuran or HC(O)(CH 2 ) 2 C(O)H, and C(O)(CH 2 C(O)OR 4 ) 2 , wherein R 4 is H or alkyl, to obtain a compound of formula III b) reacting a compound of formula III with I-R 1 , alkyl lithium, and optionally a lithium salt, to obtain a compound of formula I; and c) optionally converting a compound of formula I wherein R is benzyl, R 5 -benzyl, allyl, —C(O)R 6 or —C(O)OR 6 to a compound of formula I wherein R is —CH(R 7 ) 2 . Intermediates in the process are also claimed.

  本发明涉及一种制备具有结构式I的取代8-氮杂双环[3.2.1]辛烷-3-醇或其药用可接受盐或溶剂的方法，其中R为苄基、R5-苄基、烯丙基、—C(O)R6、—C(O)OR8或—CH(R7)2；R1为可选择取代的芳基或可选择取代的杂芳基；以及R5、R6、R7和R8如规范中所定义；包括a)将式II的胺R—NH2与2,5-二甲氧基四氢呋喃或HC(O)(CH2)2C(O)H以及C(O)( C(O)OR4)2反应，其中R4为H或烷基，以获得式III的化合物；b)将式III的化合物与I-R1、烷基锂和可选择的锂盐反应，以获得式I的化合物；以及c)可选择地将式I的化合物（其中R为苄基、R5-苄基、烯丙基、—C(O)R6或—C(O)OR6）转化为式I的化合物（其中R为—CH(R7)2）。该方法中的中间体也受到保护。
• [EN] ENVIRONMENT-FRIEND PROCESS FOR THE SYNTHESIS OF QUATERNARY AMMONIO-STERO?DS<br/>[FR] PROCEDE NON POLLUANT DE SYNTHESE D'AMMONIO-STEROIDES QUATERNAIRES
  申请人：RICHTER GEDEON VEGYESZET

  公开号：WO2006038047A1

  公开（公告）日：2006-04-13

  The invention relates to a new, environment-friend process for the synthesis of the known 4,4'-[3α,17β-bis(acetoxy)-5α-androstane-2β,l6β-diyl]-bis(l,l-dimethyl-ρiρerazinium) dibromide of formula (I) (from now on pipecuronium bromide) and l-[3α,17β-bis(acetoxy)-2β-(l-piperidinyl)-5α-androstane-16β-yl]-l-methyl-piperidinium bromide of formula (II) (from now on vecuronium bromide). Furthermore the invention relates to the new intermediates of formula (III) and formula (IV) of the process, wherein the meaning of X is benzenesulfonate - in given case para-substituted with a methyl or a nitro group or a bromine atom - methanesulfonate, ethanesulfonate or trifluoromethanesulfonate ion.

  该发明涉及一种新的、环保的合成过程，用于合成已知的化学式(I)的4,4'-[3α,17β-双(乙酰氧基)-5α-雄烷-2β,16β-二基]-双(1,1-二甲基-哌嗪)二溴化物（从现在开始称为哌库溴化物）和化学式(II)的l-[3α,17β-双(乙酰氧基)-2β-(1-哌啶基)-5α-雄烷-16β-基]-1-甲基-哌啶溴化物（从现在开始称为维库溴化物）。此外，该发明涉及该过程的新中间体的化学式(III)和化学式(IV)，其中X的含义是苯磺酸盐 - 在给定情况下对位取代为甲基、硝基或溴原子 - 甲磺酸盐、乙磺酸盐或三氟甲磺酸盐离子。
• Perfluoroalkyl-containing complexes, process for their production as well as their use
  申请人：Schirmer Heiko

  公开号：US20070020183A1

  公开（公告）日：2007-01-25

  The invention relates to the subjects that are characterized in the claims, namely perfluoroalkyl-containing metal complexes with an N-alkyl group of general formula 1, process for their production and their use in NMR and x-ray diagnosis, radiodiagnosis, and radiotherapy, as well as in MRT lymphography.

  该发明涉及到声明中所描述的主题，即具有通用公式1中的N-烷基基团的全氟烷基含金属络合物，其生产过程以及它们在核磁共振和X射线诊断、放射诊断和放射治疗以及MRT淋巴造影中的用途。
• METAL CHELATES HAVING A PERFLUORINATED PEG RADICAL, PROCESSES FOR THEIR PREPARATION, AND THEIR USE
  申请人：Platzek Johannes

  公开号：US20080159954A1

  公开（公告）日：2008-07-03

  The invention relates to the subjects characterized in the patent claims, namely metal chelates having a perfluorinated PEG radical, processes for their preparation, and their use, processes for their preparation and their use in NMR and X-ray diagnosis, radiodiagnosis and radiotherapy, and in MRT lymphography.

  本发明涉及专利要求中所描述的主题，即具有全氟聚乙二醇基团的金属螯合物，其制备方法以及它们在核磁共振和X射线诊断、放射诊断和放射治疗以及磁共振淋巴造影中的用途，其制备方法和用途。
• [EN] SYNTHESIS OF LIGANDS FOR USE IN ACTINIDE EXTRACTION<br/>[FR] SYNTHÈSE DE LIGANDS UTILISABLES POUR L'EXTRACTION D'ACTINIDES
  申请人：UNIV READING

  公开号：WO2011077081A1

  公开（公告）日：2011-06-30

  The invention discloses an improved process for the preparation of 2,2,5,5-tetrasubstituted hexane-1,6-dicarbonyl compounds, and in particular diethyl 2,2,5,5-tetramethylhexanedioate and dimethyl 2,2,5,5-tetramethylhexanedioate, by the alkylation of 1,2-difunctional ethane compounds with enolates of carbonyl compounds. The process provides higher yields and greater synthetic brevity than existing processes.

  该发明披露了一种改进的工艺，用于制备2,2,5,5-四取代己烷-1,6-二酮化合物，特别是通过将1,2-二官能乙烷化合物与羰基化合物的烯醇酸盐进行烷基化来制备二乙酯-2,2,5,5-四甲基己二酸和二甲酯-2,2,5,5-四甲基己二酸。该工艺提供了比现有工艺更高的收率和更大的合成简洁性。