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    • 2. 发明申请
    • Process for the Preparation of a Dicarboxylic Acid
    • 二羧酸的制备方法
    • US20080269459A1
    • 2008-10-30
    • US11884113
    • 2006-02-10
    • Eit DrentRene ErnstWillem Wabe JagerCornelia Alida Krom
    • Eit DrentRene ErnstWillem Wabe JagerCornelia Alida Krom
    • C07C57/13C08G73/00
    • C07C51/14B01J31/24B01J2531/824C07C57/03C07C55/14
    • A process for the preparation of a saturated dicarboxylic acid, comprising the steps of (a) contacting a conjugated diene with carbon monoxide and water to obtain a mixture containing an ethylenically unsaturated acid product and one or more reversible adducts of the conjugated diene and the ethylenically unsaturated acid; and (b) reacting the ethylenically unsaturated acid product further with carbon monoxide and water to obtain the dicarboxylic acid, wherein step (a) and (b) are performed in the presence of a catalyst system including a source of palladium, a source of an anion and a bidentate phosphine ligand, and wherein in step (a) the water concentration is maintained at a range of from 0.001 to less than 3% by weight of water, calculated on the overall weight of the liquid reaction medium, and wherein in step (b) the water concentration is maintained at a range of from 3% to 50% by weight of water, calculated on the overall weight of the liquid reaction medium.
    • 一种制备饱和二羧酸的方法,包括以下步骤:(a)使共轭二烯与一氧化碳和水接触,以获得含有烯属不饱和酸产物和一种或多种可共轭二烯的可逆加合物和烯键式 不饱和酸 和(b)使烯属不饱和酸产物进一步与一氧化碳和水反应以获得二羧酸,其中步骤(a)和(b)在催化剂体系存在下进行,所述催化剂体系包括钯源, 阴离子和二齿膦配体,并且其中在步骤(a)中,水浓度保持在0.001至小于3重量%的水的范围内,以液体反应介质的总重计算,并且其中在步骤 (b)根据液体反应介质的总重量,水浓度保持在3重量%至50重量%的水的范围内。
    • 5. 发明授权
    • Carbonylation catalyst system and a process for the carbonylation of
acetylenically unsaturated compounds
    • 羰基化催化剂体系和羰基化炔属不饱和化合物的方法
    • US5719313A
    • 1998-02-17
    • US614563
    • 1996-03-13
    • Eit DrentWillem Wabe Jager
    • Eit DrentWillem Wabe Jager
    • B01J31/24C07C67/38C07C67/36B01J31/02C07C51/14C07C69/54
    • B01J31/2404B01J31/18B01J31/181B01J31/189B01J31/2409C07C67/38B01J2231/321B01J2531/80B01J2531/824B01J2531/828B01J2531/847
    • The invention relates to a novel carbonylation catalyst system and a process for the carbonylation of acetylenically unsaturated compounds, whereby a feedstock, comprising an acetylenically unsaturated compound and a relatively minor amount of an 1,2-alkadiene compound, is contacted under carbonylation conditions with carbon monoxide and a hydroxylated co-reactant in the presence of the novel carbonylation catalyst system that is based on: a) a source of cations of one or more metals of Group VIII of the Periodic Table; b) a phosphine of the general formulae PR.sup.1 R.sup.2 R.sup.3, R.sup.1 R.sup.2 M--R--PR.sup.3 R.sup.3, or R.sup.2 R.sup.3 M--R--PR.sup.1 R.sup.3, wherein R.sup.1 represents a substituted or non-substituted 6-membered heteroaryl group having at least one imino nitrogen atom next to the carbon atom that is attached to the phosphorus atom; R.sup.2 represents a halogenated aryl group; R.sup.3 or each of the R.sup.3 's represents a substituted or non-substituted (hetero)hydrocarbyl group, M is an element of Group Va, preferably a nitrogen or phosphorus atom, R represents a bridging (substituted) hydrocarbyl group having 1 to 4 carbon atoms in the bridge; and c) a source of protons.
    • 本发明涉及一种新的羰基化催化剂体系和羰基化炔属不饱和化合物的方法,由此将包含炔属不饱和化合物和相对少量的1,2-二烯化合物的原料在羰基化条件下与碳接触 在新的羰基化催化剂体系的存在下,一氧化碳和羟基化的共反应物,其基于:a)周期表第VIII族的一种或多种金属的阳离子源; b)通式为PR1R2R3,R1R2M-R-PR3R3或R2R3M-R-PR1R3的膦,其中R1表示在碳原子上具有至少一个亚氨基氮原子的取代或未取代的6元杂芳基, 附着在磷原子上; R2表示卤代芳基; R3或R3各自表示取代或未取代的(杂)烃基,M是Va族的元素,优选氮或磷原子,R表示碳原子数1〜4的桥连(取代)烃基, 桥梁 和c)质子的来源。
    • 7. 发明申请
    • Process for the Carbonylation of a Conjugated Diene to a Dicarboxylic Acid
    • 共轭二烯羰基化成二羧酸的方法
    • US20080269520A1
    • 2008-10-30
    • US11884103
    • 2006-02-10
    • Eit DrentRene ErnstWillem Wabe JagerCornelia Alida KromTimothy Michael Nisbet
    • Eit DrentRene ErnstWillem Wabe JagerCornelia Alida KromTimothy Michael Nisbet
    • C07C51/14
    • C07C51/14C07C55/14
    • A process for the carbonylation of a conjugated diene to a dicarboxylic acid, comprising the steps of (a) contacting a conjugated diene with carbon monoxide and water in the presence of a catalyst system including a source of palladium, a source of an anion and a bidentate phosphine ligand, to obtain a mixture comprising an ethylenically unsaturated acid and reversible diene adducts; (b) separating the obtained reaction mixture into a gaseous stream comprising unreacted conjugated diene and carbon monoxide, a first normally liquid stream comprising at least part of the ethylenically unsaturated acid and the reversible diene adducts, and a second normally liquid stream comprising the catalyst system in admixture with the ethylenically unsaturated acid; (c) recycling the second liquid stream obtained in step (b) to step (a); (d) separating the first liquid product stream obtained in step (b) into a stream comprising the ethylenically unsaturated acid and a stream comprising the reversible diene adducts; and (e) contacting the stream comprising the ethylenically unsaturated acid obtained in step (d) with carbon monoxide and water in the presence of a second catalyst system including a source of palladium, a source of an anion and a bidentate phosphine ligand.
    • 一种将共轭二烯羰基化成二羧酸的方法,包括以下步骤:(a)在包括钯源,阴离子源和阴离子的催化剂体系的存在下使共轭二烯与一氧化碳和水接触 二次膦配体,以获得包含烯属不饱和酸和可逆二烯加成物的混合物; (b)将获得的反应混合物分离成包含未反应的共轭二烯和一氧化碳的气流,包含至少部分烯属不饱和酸和可逆二烯加合物的第一常规液体流,以及包含催化剂体系的第二常规液流 与烯属不饱和酸的混合物; (c)将步骤(b)中获得的第二液体流循环到步骤(a); (d)将步骤(b)中获得的第一液体产物流分离成包含烯属不饱和酸的物流和包含可逆二烯加成物的物流; 和(e)在包含钯源,阴离子源和二齿膦配体的第二催化剂体系的存在下,将包含步骤(d)中获得的烯属不饱和酸的物流与一氧化碳和水接触。
    • 8. 发明授权
    • Process for the carbonylation of acetylenically unsaturated compounds
    • 炔属不饱和化合物的羰基化方法
    • US5908958A
    • 1999-06-01
    • US824858
    • 1997-03-26
    • Eit DrentWillem Wabe Jager
    • Eit DrentWillem Wabe Jager
    • C07C67/38C07C69/54C07C67/36
    • C07C67/38
    • The invention relates to a process for the carbonylation of acetylenically unsaturated compounds, whereby a feedstock comprising an acetylenically unsaturated compound and a relatively minor amount of an 1,2-alkadiene compound is contacted under carbonylation conditions with carbon monoxide and a co-reactant, in the presence of a catalyst system, based on: a) a source of cations of one or more metals of Group VIII of the Periodic Table; b) a phosphine having an aromatic substituent which contains an imino nitrogen atom separated by at least one bridging carbon atom from the phosphorus atom, and c) a protic acid, characterized in that the catalyst system is further based on d) a monodentate monophosphine or monophosphite.
    • 本发明涉及一种炔属不饱和化合物的羰基化方法,其中包含炔属不饱和化合物和相对少量的1,2-二烯化合物的原料在羰基化条件下与一氧化碳和共反应物接触, 催化剂体系的存在,基于:a)周期表第VIII族的一种或多种金属的阳离子源; b)具有芳族取代基的膦,其含有由磷原子至少一个桥连碳原子分离的亚氨基氮原子,和c)质子酸,其特征在于催化剂体系还基于d)单齿单膦或 单亚磷酸酯