(S,S)-2,3-bis-(2,5-dimethyl-phosphorano)-benzo[b]thiophene

• 分子结构分类: 有机化合物 - 有机杂环化合物 - 苯并噻吩类
• 英文名称: (S,S)-2,3-bis-(2,5-dimethyl-phosphorano)-benzo[b]thiophene
• 英文别名: 2,3-bis((2S,5S)-2,5-dimethyl-phospholan-1-yl)-benzo[b]thiophene；2,3-bis[(2S,5S)-2,5-dimethylphospholan-1-yl]-1-benzothiophene
• 化学式: C₂₀H₂₈P₂S
• 分子量: 362.456
• InChiKey: LDQZIAAVXCYZQO-VGWMRTNUSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  5.1
• 重原子数：
  23
• 可旋转键数：
  2
• 环数：
  4.0
• sp3杂化的碳原子比例：
  0.6
• 拓扑面积：
  28.2
• 氢给体数：
  0
• 氢受体数：
  1

反应信息

• 作为产物：
  描述：

  2,3-bis(phosphanyl)benzo[b]thiophene 、 (2R,5R)-hexanediol-bis(diphenylphosphinic) acid ester 在 正丁基锂 、 二乙胺 、 lithium diethylamide 作用下， 以 正己烷 、 甲苯 为溶剂， 反应 2.25h， 生成 (S,S)-2,3-bis-(2,5-dimethyl-phosphorano)-benzo[b]thiophene
  参考文献：
  名称：

  Synthesis of phosphorus based ligands

  摘要：

  式子I或II的手性配体，可以通过式子III或IV的化合物与适当的膦配体高对映纯度地获得，其中符号R1、R、n、R3、R4、R'如权利要求1所述。这些产物可转化为过渡金属配合物，用作不对称氢化反应的催化剂。

  公开号：

  EP1582527A1

文献信息

• METHOD FOR SYNTHESIZING OPTICALLY ACTIVE CARBONYL COMPOUNDS
  申请人：BASF SE

  公开号：US20180057437A1

  公开（公告）日：2018-03-01

  The present invention relates to a process for the preparation of an optically active carbonyl compound by asymmetric hydrogenation of a prochiral α,β-unsaturated carbonyl compound with hydrogen in the presence of at least one optically active transition metal catalyst that is soluble in the reaction mixture and which has rhodium as catalytically active transition metal and a chiral, bidentate bisphosphine ligand, wherein the reaction mixture during the hydrogenation of the prochiral α,β-unsaturated carbonyl compound additionally comprises at least one compound of the general formula (I): in which R 1 , R 2 : are identical or different and are C 6 - to C 10 -aryl which is unsubstituted or carries one or more, e.g. 1, 2, 3, 4 or 5, substituents which are selected from C 1 - to C 6 -alkyl, C 3 - to C 6 -cycloalkyl, C 6 - to C 10 -aryl, C 1 - to C 6 -alkoxy and amino; Z is a group CHR 3 R 4 or aryl which is unsubstituted or carries one or more, e.g. 1, 2, 3, 4 or 5, substituents which are selected from C 1 - to C 6 -alkyl, C 3 - to C 6 -cycloalkyl, C 6 - to C 10 -aryl, C 1 - to C 6 -alkoxy and amino, wherein R 3 and R 4 are as defined in the claims and the description.

  本发明涉及一种通过在至少一种可溶于反应混合物中的光学活性过渡金属催化剂的存在下，将可溶性光学活性过渡金属铑和手性双膦配体作为催化活性过渡金属的α，β-不对称氢化的可半手性α，β-不饱和羰基化合物与氢气反应制备光学活性羰基化合物的方法。在氢化可半手性α，β-不饱和羰基化合物的过程中，反应混合物中还包括至少一种符合一般式（I）的化合物：其中 R1、R2：相同或不同，为未取代或带有一个或多个（例如1、2、3、4或5个）C6到C10芳基取代基的化合物，所述取代基选自C1到C6烷基、C3到C6环烷基、C6到C10芳基、C1到C6烷氧基和氨基；Z是一种基团CHR3R4或未取代或带有一个或多个（例如1、2、3、4或5个）取代基的芳基，所述取代基选自C1到C6烷基、C3到C6环烷基、C6到C10芳基、C1到C6烷氧基和氨基，其中R3和R4如权利要求和说明书中定义。
• METHOD FOR THE HOMOGENEOUS CATALYTIC REDUCTIVE AMINATION OF CARBONYL COMPOUNDS
  申请人：BASF SE

  公开号：US20180186725A1

  公开（公告）日：2018-07-05

  The present invention relates to a method for the reductive amination of a carbonyl compound, comprising one or more carbonyl groups amenable to reductive amination, forming the corresponding primary amine, characterized in that the reaction is carried out in the presence of a homogeneously dissolved catalyst complex K, comprising at least one metal atom from Group 8, 9 or 10 of the periodic table, bearing a bidentate phosphane ligand, a carbonyl ligand, a neutral ligand and a hydride ligand, and also an acid as co-catalyst.

  本发明涉及一种用于还原胺化羰基化合物的方法，包括一个或多个适宜进行还原胺化的羰基团，形成相应的一级胺，其特征在于在存在均匀溶解的催化剂复合物K的条件下进行反应，所述复合物K包括来自周期表第8、9或10族的至少一个金属原子，带有双膦配体、羰基配体、中性配体和氢化物配体，以及作为辅助催化剂的酸。
• [EN] NEW PROCESS FOR THE PREPARATION OF INTERMEDIATES USEFUL FOR THE MANUFACTURE NEP INHIBITORS<br/>[FR] NOUVEAU PROCÉDÉ DE PRÉPARATION D'INTERMÉDIAIRES UTILISÉS POUR PRODUIRE DES INHIBITEURS DE L'ENDOPEPTIDASE NEUTRE (EPN)
  申请人：NOVARTIS AG

  公开号：WO2012025502A1

  公开（公告）日：2012-03-01

  The invention relates to a new process for producing useful intermediates for the manufacture of NEP inhibitors or prodrugs thereof, in particular NEP inhibitors comprising a γ-amino-δ-biphenyl-α-methylalkanoic acid, or acid ester, backbone, such as N-(3-carboxyl-1-oxopropyl)-(4S)-(p-phenylphenylmethyl)-4-amino-(2R)-methyl butanoic acid ethyl ester or salt thereof.

  该发明涉及一种用于生产NEP抑制剂或其前药的有用中间体的新工艺，特别是包括γ-氨基-δ-联苯基-α-甲基脂肪酸或酸酯骨架的NEP抑制剂，例如N-(3-羧基-1-氧代丙基)-(4S)-(对苯基苄基)-4-氨基-(2R)-甲基丁酸乙酯或其盐。
• NEW PROCESS FOR THE PREPARATION OF INTERMEDIATES USEFUL FOR THE MANUFACTURE NEP INHIBITORS
  申请人：Hook David

  公开号：US20130158275A1

  公开（公告）日：2013-06-20

  The invention relates to a new process for producing useful intermediates for the manufacture of NEP inhibitors or prodrugs thereof, in particular NEP inhibitors comprising -amino- -biphenyl- -methylalkanoic acid, or acid ester, backbone, such as N-(3-carboxyl-1-oxopropyl)-(4S)-(p-phenylphenylmethyl)-4-amino-(2R)-methyl butanoic acid ethyl ester or salt thereof.

  本发明涉及一种新的生产有用的中间体的方法，用于制造NEP抑制剂或其前体药物，特别是包括-氨基- -联苯- -甲基烷基酸或酸酯骨架的NEP抑制剂，例如N-(3-羧基-1-氧丙基)-(4S)-(对苯基苯甲基)-4-氨基-(2R)-甲基丁酸乙酯或其盐。
• PROCESS FOR THE PREPARATION OF INTERMEDIATES USEFUL FOR THE MANUFACTURE NEP INHIBITORS
  申请人：Hook David

  公开号：US20150274650A1

  公开（公告）日：2015-10-01

  The invention relates to a new process for producing useful intermediates for the manufacture of NEP inhibitors or prodrugs thereof, in particular NEP inhibitors comprising a γ-amino-δ-biphenyl-α-methylalkanoic acid, or acid ester, backbone, such as N-(3-carboxyl-1-oxopropyl)-(4S)-(p-phenylphenylmethyl)-4-amino-(2R)-methyl butanoic acid ethyl ester or salt thereof.

  本发明涉及一种生产用于制造NEP抑制剂或其前药的有用中间体的新工艺，特别是包括γ-氨基-δ-联苯基-α-甲基脂肪酸骨架的NEP抑制剂，如N-(3-羧基-1-氧代丙基)-(4S)-(对苯基苯甲基)-4-氨基-(2R)-甲基丁酸乙酯或其盐。