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    • 6. 发明授权
    • Hydroformylation process
    • 加氢甲酰化过程
    • US5773666A
    • 1998-06-30
    • US836880
    • 1997-05-27
    • Toshihiro OmatsuJin TokuyasuMasahiro MuranakaTakashi Onishi
    • Toshihiro OmatsuJin TokuyasuMasahiro MuranakaTakashi Onishi
    • B01J31/24C07C45/49C07C45/50C07C45/80C07C45/82
    • B01J31/0247B01J31/0202B01J31/0204B01J31/0225B01J31/0267B01J31/0271B01J31/24B01J31/2404B01J31/4046B01J31/4053C07C45/49C07C45/50C07C45/80C07C45/82B01J2231/321B01J2531/822B01J2531/96B01J2540/32Y02P20/584
    • Described is a process for hydroformylation of an olefinic compound, which comprises, carrying out the reaction in the presence of: a) a rhodium compound, b) a tertiary organic phosphorus compound represented by the following formula (1): P(X.sub.1)(X.sub.2)(X.sub.3 --SO.sub.3 M) (1) wherein X.sub.1 and X.sub.2 each independently represents a monovalent hydrocarbon group having 1-15 carbon atoms and X.sub.3 represents a divalent hydrocarbon group having 1-15 carbon atoms and M represents an alkali metal, and c) a polar organic compound; separating the rhodium compound, the tertiary organic phosphorus compound represented by the formula (1) and the polar organic compound from the resulting reaction mixture by extraction with water; subjecting the extracted water layer to removal of water and addition of at least one acidic substance selected from sulfonic acids to prepare a concentrate containing the rhodium compound, the tertiary organic phosphorus compound represented by the formula (1) and the polar organic compound; and recycling the resulting concentrate to a reactor for reuse.
    • PCT No.PCT / JP96 / 02771 Sec。 371日期:1997年5月27日 102(e)日期1997年5月27日PCT提交1996年9月26日PCT公布。 公开号WO97 / 11931 日期1997年4月3日描述了烯烃化合物的加氢甲酰基化方法,其包括在以下存在下进行反应:a)铑化合物,b)由下式(1)表示的叔有机磷化合物: P(X1)(X2)(X3-SO3M)(1)其中X1和X2各自独立地表示具有1-15个碳原子的一价烃基,X3表示具有1-15个碳原子的二价烃基,M表示碱 金属,和c)极性有机化合物; 通过用水萃取从得到的反应混合物中分离铑化合物,由式(1)表示的叔有机磷化合物和极性有机化合物; 对提取出的水层进行脱水,加入至少一种选自磺酸的酸性物质,制备含有铑化合物的浓缩物,式(1)表示的叔有机磷化合物和极性有机化合物; 并将所得浓缩物再循环到反应器中以便再利用。
    • 7. 发明授权
    • Process for producing branched aldehydes
    • 生产支化醛的方法
    • US5932761A
    • 1999-08-03
    • US45772
    • 1998-03-23
    • Toshihiro OmatsuMasahiko KitayamaTakashi Onishi
    • Toshihiro OmatsuMasahiko KitayamaTakashi Onishi
    • C07C67/293C07C255/17C07C67/38C07C67/36
    • C07C255/17C07C67/293
    • It is provided a process for industrially advantageously producing a branched aldehyde represented by the formula; ##STR1## �wherein Y represents an acyl group of two or more carbon atoms; and X represents an acyloxymethyl group represented by --CH.sub.2 OY' (where Y' represents an acyl group of two or more carbon atoms), cyano group or an alkoxycarbonyl group! which is useful as an intermediate for pharmaceuticals and agricultural chemicals, comprising subjecting an olefinic compound represented by the following formula; ##STR2## (wherein Y and X are the same as defined above), to the reaction with hydrogen and carbon monoxide in the presence of a rhodium compound and a tertiary organic phosphorus compound with an electronic parameter (.upsilon.-value) of 2080 to 2090 cm.sup.-1 or with a steric parameter (.theta.-value) of 150 to 180.degree..
    • 提供了一种工业上有利地生产由式表示的支链醛的方法; [其中Y表示两个或更多个碳原子的酰基; X表示-CH 2 YY'(其中Y'表示2个以上碳原子的酰基),氰基或烷氧基羰基]的酰氧基甲基,其可用作药物和农药的中间体,其包括使烯属 由下式表示的化合物: (其中Y和X与上述定义相同)在具有2080至2090cm -1的电子参数(上限)值的铑化合物和叔有机磷化合物存在下与氢气和一氧化碳的反应 或具有150至180°的空间参数(θ值)。