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公开(公告)号:US20100312003A1
公开(公告)日:2010-12-09
申请号:US12682479
申请日:2008-10-10
申请人: Walter Brieden , Dominique Michel , Wilhelm Quittmann , Fabio Rainone , Jie-Hui Pan , Hang-Bing Fang , Ying-Xia Song
发明人: Walter Brieden , Dominique Michel , Wilhelm Quittmann , Fabio Rainone , Jie-Hui Pan , Hang-Bing Fang , Ying-Xia Song
IPC分类号: C07C203/04 , C12P13/00
CPC分类号: C07C201/02 , C07C201/12 , C07C203/04 , C07C205/57
摘要: The present invention relates to a process for the preparation of organic nitrates having at least one nitryloxy and at least one hydroxy group, wherein the at least one hydroxy group may be present in form of an esterified hydroxy residue, the latter being esterified with an acid other than nitric acid.
摘要翻译: 本发明涉及一种制备具有至少一个硝基氧基和至少一个羟基的有机硝酸盐的方法,其中至少一个羟基可以酯化羟基残基的形式存在,后者用酸酯化 硝酸除外。
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公开(公告)号:US10058840B2
公开(公告)日:2018-08-28
申请号:US14387758
申请日:2010-08-26
CPC分类号: B01J19/0093 , B01F5/0646 , B01F13/0059 , B01F15/00019 , B01J2219/00783 , B01J2219/00889 , B01J2219/00891 , B01J2219/00932 , B01J2219/0099 , B08B9/032 , B08B17/02 , B08B2209/005
摘要: A method for preventing plugging of a continuous-reaction channel-system caused by a by-product of a continuous-reaction being carried out in said channel-system comprises the step of generating at least one ultrasonic wave travelling through said channel-system by coupling in a flow direction of at least one process fluid of a plurality of process fluids said at least one ultrasonic wave into said at least one process fluid.
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公开(公告)号:US08198487B2
公开(公告)日:2012-06-12
申请号:US12524910
申请日:2008-02-01
IPC分类号: C07C29/40
CPC分类号: C07F1/02 , A61B5/0002 , C07C29/40 , C07C33/46
摘要: The present invention relates to a process for lithium exchange reactions comprising mixing at least two fluids in a microreactor having at least two injection points.
摘要翻译: 本发明涉及一种用于锂交换反应的方法,包括在具有至少两个注入点的微反应器中混合至少两种流体。
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公开(公告)号:US20100113839A1
公开(公告)日:2010-05-06
申请号:US12524910
申请日:2008-02-01
IPC分类号: C07C33/46
CPC分类号: C07F1/02 , A61B5/0002 , C07C29/40 , C07C33/46
摘要: The present invention relates to a process for lithium exchange reactions comprising mixing at least two fluids in a microreactor having at least two injection points.
摘要翻译: 本发明涉及一种用于锂交换反应的方法,包括在具有至少两个注入点的微反应器中混合至少两种流体。
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5.
公开(公告)号:US20120130058A1
公开(公告)日:2012-05-24
申请号:US13343860
申请日:2012-01-05
申请人: Wilhelm Quittmann , Wei Zhu , Feng Ye , Rongmin Chen
发明人: Wilhelm Quittmann , Wei Zhu , Feng Ye , Rongmin Chen
IPC分类号: C07D239/47
CPC分类号: C07D239/42 , C07D239/47
摘要: Method of synthesizing a compound of formula (I), wherein R1, R2 are, independently, chloro or fluoro, and wherein R3 is H, alkyl, aralkyl or is an alkylether or alkylthioether comprising the steps of firstly reducing a diazeny compound of formula (II) non-catalytically or with a catalytic amount of an homogenous organic, non-metal catalyst to the corresponding hydrazo compound of formula (III) and in a second step catalytically hydrogenating said hydrazo compound in with a heterogeneous Ni-catalyst to the compound of formula (I).
摘要翻译: 合成式(I)化合物的方法,其中R 1,R 2独立地是氯或氟,并且其中R 3是H,烷基,芳烷基或是烷基醚或烷基硫醚,包括以下步骤:首先将式 II)或催化量的均匀有机非金属催化剂与相应的式(III)的氢化合物反应,并在第二步中将所述氢化合物与多相Ni催化剂催化氢化为 式(I)。
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公开(公告)号:US08114996B2
公开(公告)日:2012-02-14
申请号:US12160343
申请日:2010-09-28
申请人: Wilhelm Quittmann , Wei Zhu , Feng Ye , Rongmin Chen
发明人: Wilhelm Quittmann , Wei Zhu , Feng Ye , Rongmin Chen
IPC分类号: C07D239/28
CPC分类号: C07D239/42 , C07D239/47
摘要: Method of synthesizing a compound of formula (I), wherein R1, R2 are, independently, chloro or fluoro, and wherein R3 is H, alkyl, aralkyl or is an alkylether or alkylthioether comprising the steps of firstly reducing a diazeny compound of formula (II) non-catalytically or with a catalytic amount of an homogenous organic, non-metal catalyst to the corresponding hydrazo compound of formula (III) and in a second step catalytically hydrogenating said hydrazo compound in with a heterogeneous Ni-catalyst to the compound of formula (I).
摘要翻译: 合成式(I)化合物的方法,其中R 1,R 2独立地是氯或氟,并且其中R 3是H,烷基,芳烷基或是烷基醚或烷基硫醚,包括以下步骤:首先将式 II)或催化量的均匀有机非金属催化剂与相应的式(III)的氢化合物反应,并在第二步中将所述氢化合物与多相Ni催化剂催化氢化为 式(I)。
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公开(公告)号:US5187297A
公开(公告)日:1993-02-16
申请号:US786778
申请日:1991-11-01
申请人: Wilhelm Quittmann , Leo Zumoberhaus , Peter Ruppen
发明人: Wilhelm Quittmann , Leo Zumoberhaus , Peter Ruppen
IPC分类号: C07C253/30 , C07C255/30
CPC分类号: C07C255/30
摘要: A process for the production of 3-aminocrotononitrile by dimerization of acetonitrile. In this process, the deprotonation step takes place with sodium amide as a strong base in the presence of liquid ammonia. 3-Aminocrotononitrile is used as an initial product for the production of pharmaceutical agents, pesticides or azo dyes.
摘要翻译: 一种通过乙腈二聚生产3-氨基巴豆腈的方法。 在该方法中,去质子化步骤在液氨存在下用氨基钠作为强碱进行。 3-氨基巴豆腈用作生产药剂,农药或偶氮染料的初始产品。
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公开(公告)号:US20120022275A1
公开(公告)日:2012-01-26
申请号:US13186570
申请日:2011-07-20
申请人: Paul Hanselmann , Ellen Klegraf , Stephan Elzner , Wilhelm Quittmann , Daniel Friedrich Fischer
发明人: Paul Hanselmann , Ellen Klegraf , Stephan Elzner , Wilhelm Quittmann , Daniel Friedrich Fischer
IPC分类号: C07C229/06 , C07D305/12
CPC分类号: C07D305/12 , C07C227/32 , C07C229/22
摘要: The invention relates to a method for the production of L-carnitine, wherein a chiral β-lactone carnitine precursor is obtained by a [2+2] cycloaddition of ketene with an aldehyde X—CH2—CHO, wherein X is selected from Cl, Br, I and trimethylamine, in the presence of a chiral catalyst.
摘要翻译: 本发明涉及生产L-肉碱的方法,其中通过乙烯酮与醛X-CH 2 -CHO 2 [2 + 2]环加成获得手性和肉桂内酯肉碱前体,其中X选自Cl ,Br,I和三甲胺,在手性催化剂存在下进行。
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公开(公告)号:US20110178298A1
公开(公告)日:2011-07-21
申请号:US12160343
申请日:2007-02-13
申请人: Wilhelm Quittmann , Wei Zhu , Feng Ye , Rongmin Chen
发明人: Wilhelm Quittmann , Wei Zhu , Feng Ye , Rongmin Chen
IPC分类号: C07D239/47
CPC分类号: C07D239/42 , C07D239/47
摘要: Method of synthesizing a compound of formula (I), wherein R1, R2 are, independently, chloro or fluoro, and wherein R3 is H, alkyl, aralkyl or is an alkylether or alkylthioether comprising the steps of firstly reducing a diazeny compound of formula (II) non-catalytically or with a catalytic amount of an homogenous organic, non-metal catalyst to the corresponding hydrazo compound of formula (III) and in a second step catalytically hydrogenating said hydrazo compound in with a heterogeneous Ni-catalyst to the compound of formula (I).
摘要翻译: 合成式(I)化合物的方法,其中R 1,R 2独立地是氯或氟,并且其中R 3是H,烷基,芳烷基或是烷基醚或烷基硫醚,包括以下步骤:首先将式 II)或催化量的均匀有机非金属催化剂与相应的式(III)的氢化合物反应,并在第二步中将所述氢化合物与多相Ni催化剂催化氢化为 式(I)。
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公开(公告)号:US08563752B2
公开(公告)日:2013-10-22
申请号:US13186570
申请日:2011-07-20
申请人: Paul Hanselmann , Ellen Klegraf , Stephan Elzner , Wilhelm Quittmann , Daniel Friedrich Fischer
发明人: Paul Hanselmann , Ellen Klegraf , Stephan Elzner , Wilhelm Quittmann , Daniel Friedrich Fischer
IPC分类号: C07D305/12
CPC分类号: C07D305/12 , C07C227/32 , C07C229/22
摘要: The invention relates to a method for the production of L-carnitine, wherein a chiral β-lactone carnitine precursor is obtained by a [2+2] cycloaddition of ketene with an aldehyde X—CH2—CHO, wherein X is selected from Cl, Br, I and trimethylamine, in the presence of a chiral catalyst.
摘要翻译: 本发明涉及L-肉毒碱的生产方法,其中手性β-内酯肉碱前体是通过乙烯酮与醛X-CH 2 -CHO 2 [2 + 2]环加成获得的,其中X选自Cl, Br,I和三甲胺,在手性催化剂存在下进行。
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