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    • 2. 发明授权
    • Process for preparing ruthenium-phosphine complex
    • 制备钌膦配合物的方法
    • US5919962A
    • 1999-07-06
    • US933973
    • 1997-09-19
    • Noboru SayoKazushi MashimaKyoko TamaoTetsuo Ota
    • Noboru SayoKazushi MashimaKyoko TamaoTetsuo Ota
    • B01J31/24C07B53/00C07B61/00C07F9/50C07F15/00C07F9/02
    • C07F15/0053
    • Disclosed is a ruthenium-phosphine complex represented by formula (I):�{RuX(L)}.sub.2 (.mu.-X).sub.3 !.sup.- �R.sub.2 NH.sub.2 !.sup.+(I)wherein R is hydrogen, an alkyl group having 1 to 5 carbon atoms, a cycloalkyl group, a substituted or unsubstituted phenyl group or a substituted or unsubstituted benzyl group; X is halogen; and L is an optically active or inactive tertiary phosphine. A process for preparing the complex (I) is also disclosed, which comprises (A) reacting a ruthenium complex represented by formula: �RuX(arene)(L)!X (wherein arene is a substituted or unsubstituted phenyl group) and an ammonium salt represented by formula (III): R.sub.2 NH.HX, or (B) reacting a ruthenium complex represented by formula: �RuX.sub.2 (arene)!.sub.2, a tertiary phosphine represented by L, and an ammonium salt (III). The complex (I) useful as a catalyst for general syntheses or asymmetric syntheses can be obtained easily in good yield.
    • 公开了由式(I)表示的钌膦配合物:[{RuX(L)} 2(mu -X)3] - [R 2 NH 2] +(I)其中R是氢,具有1至5个碳原子的烷基 原子,环烷基,取代或未取代的苯基或取代或未取代的苄基; X是卤素; L是光学活性或无活性的叔膦。 还公开了制备络合物(I)的方法,其包括(A)使由式[RuX(芳烃)(L)] X(其中芳烃为取代或未取代的苯基)和铵 由式(III)表示的盐:R2NH.HX,或(B)使由式[RuX2(芳烃)] 2表示的钌络合物,由L表示的叔膦和铵盐(III)反应。 可以容易地以良好的收率获得用作一般合成或不对称合成的催化剂的络合物(I)。
    • 4. 发明授权
    • Process for producing optically active polyketone
    • 光学活性聚酮的制造方法
    • US5631345A
    • 1997-05-20
    • US614995
    • 1996-03-13
    • Hidemasa Takaya, deceasedKyoko TamaoNaomasa Sato
    • Hidemasa Takaya, deceasedKyoko TamaoNaomasa Sato
    • B01J20/291C07F9/6574C08G67/00C08G67/02G01N30/88
    • C08G67/02C07F9/65744
    • A process for producing optically active polyketone which comprises allowing a mono-substituted ethylene to react with carbon monoxide in the presence of a palladium-phosphine complex formed from a phosphine represented by the following general formula (I) ##STR1## (wherein Ar.sup.1 is a phenyl group which may be substituted with one or more substituent groups selected from a lower alkyl group, a lower alkoxy group and a halogen) and a palladium salt. An isotactic (stereoregular) optically active polyketone having high molecular weight (Mn) in which the direction of a mono-substituted ethylene against ketone is a head to tail type (positional regularity) can be produced efficiently by a simple and easy process for the copolymerization of propylene, styrene or the like mono-substituted ethylene with carbon monoxide.
    • 一种制备光学活性聚酮的方法,其包括在由以下通式(I)表示的膦形成的钯 - 膦配合物的存在下使单取代的乙烯与一氧化碳反应(其中 Ar 1是可以被一个或多个选自低级烷基,低级烷氧基和卤素的取代基取代的苯基)和钯盐。 具有高分子量(Mn)的全同立构(有规立构)光学活性聚酮,其中单取代的乙烯对酮的方向是头 - 尾型(位置规则性)可以通过简单和容易的共聚方法有效地制备 丙烯,苯乙烯等单取代乙烯与一氧化碳。
    • 8. 发明授权
    • Optically active phosphine derivative having vinyl group, polymer
produced using the same as monomer, and transition metal complexes of
these
    • 具有乙烯基的光活性膦衍生物,使用与单体相同的聚合物,以及它们的过渡金属络合物
    • US6022936A
    • 2000-02-08
    • US38131
    • 1998-03-11
    • Kyoko TamaoYohei Itoi
    • Kyoko TamaoYohei Itoi
    • B01J31/24C07B53/00C07C45/50C07F9/6574C07F15/00C08F12/32C08F30/02C07F9/06
    • C07F15/0073C07B53/00C07C45/505C07F15/0006C07F9/65744Y02P20/582
    • A 6-vinyl-2'-diarylphosphino-1,1'-binaphthalen-2-yloxy(biphenylene-2,2'-diyloxy)phosphine derivative is disclosed, which is represented by general formula (I): ##STR1## wherein Ar is an optionally substituted phenyl or naphthyl; R.sup.1 and R.sup.2 each independently is a hydrogen atom, a lower alkyl, a lower alkoxy, etc.; and R.sup.3 is a lower alkyl, a lower alkoxy, etc.; provided that R.sup.2 and R.sup.3 may be bonded to each other to form a hydrocarbon ring, which may have one or more substituents selected from lower alkyl groups, halogen atoms, vinyl, etc. Also disclosed are a polymer having structural units derived from the phosphine derivative and a transition metal complex obtained by causing a transition metal compound to act on the phosphine derivative or the polymer. A novel polymer-supported ligand is provided which, when used as a catalyst for asymmetric syntheses, gives satisfactory results concerning catalytic activity, enantiomer excess, etc.
    • 公开了由通式(I)表示的6-乙烯基-2'-二芳基膦基-1,1'-联萘-2-基氧基(联苯-2,2'-二氧基)膦衍生物:其中Ar是任选的 取代的苯基或萘基; R1和R2各自独立地为氢原子,低级烷基,低级烷氧基等; 和R3是低级烷基,低级烷氧基等; 条件是R 2和R 3可以彼此键合以形成可以具有一个或多个选自低级烷基,卤素原子,乙烯基等的取代基的烃环。还公开了具有衍生自膦衍生物的结构单元的聚合物 以及通过使过渡金属化合物作用于膦衍生物或聚合物而获得的过渡金属络合物。 提供了一种新的聚合物负载型配体,当用作不对称合成催化剂时,可以获得令人满意的催化活性,对映体过量等结果。