Preparation of anhydrous 2-amino-1-methoxypropane
    12.
    发明授权
    Preparation of anhydrous 2-amino-1-methoxypropane 失效
    无水2-氨基-1-甲氧基丙烷的制备

    公开(公告)号:US5910612A

    公开(公告)日:1999-06-08

    申请号:US82543

    申请日:1998-05-21

    CPC分类号: C07C213/02 C07C213/10

    摘要: The process for preparing anhydrous 2-amino-1-methoxypropane proceeds by(a) admixing a 2-amino-1-methoxypropane-containing water-containing reaction mixture, obtainable from the reaction of 1-methoxy-2-propanol with ammonia on a catalyst, with sodium hydroxide solution, forming an aqueous phase containing sodium hydroxide solution and a 2-amino-1-methoxypropane-containing phase,(b) separating off the 2-amino-1-methoxypropane-containing phase from the aqueous phase and(c) distilling the 2-amino-1-methoxypropane-containing phase, an azeotrope of water and 2-amino-1-methoxypropane, which is recycled to step (a) or (b), first being produced and anhydrous 2-amino-1-methoxypropane then being produced.

    摘要翻译: 制备无水2-氨基-1-甲氧基丙烷的方法是:(a)将可从1-甲氧基-2-丙醇反应得到的含2-氨基-1-甲氧基丙烷的含水反应混合物与氨混合, 催化剂,用氢氧化钠溶液,形成含有氢氧化钠溶液和含2-氨基-1-甲氧基丙烷的相的水相,(b)从水相中分离出含2-氨基-1-甲氧基丙烷的相和( c)蒸馏出含有2-氨基-1-甲氧基丙烷的相,再循环至步骤(a)或(b)的水和2-氨基-1-甲氧基丙烷的共沸物,首先制得无水2-氨基-1-甲氧基丙烷, 然后生产1-甲氧基丙烷。

    Preparation of bis(2-morpholinoethyl) ether
    14.
    发明授权
    Preparation of bis(2-morpholinoethyl) ether 有权
    双(2-吗啉代乙基)醚的制备

    公开(公告)号:US6111100A

    公开(公告)日:2000-08-29

    申请号:US474906

    申请日:1999-12-30

    CPC分类号: C07D295/088

    摘要: In a process for preparing bis(2-morpholinoethyl) ether by reacting diethylene glycol with ammonia under superatmospheric pressure and at elevated temperature in the presence of hydrogen and a hydrogenation catalyst, the catalytically active composition of the catalyst prior to reduction with hydrogen comprisesfrom 20 to 85% by weight of aluminum oxide (Al.sub.2 O.sub.3), zirconium dioxide (ZrO.sub.2), titanium dioxide (TiO.sub.2) and/or silicon dioxide (SiO.sub.2),from 1 to 70% by weight of oxygen-containing compounds of copper, calculated as CuO,from 0 to 50% by weight of oxygen-containing compounds of magnesium, calculated as MgO, oxygen-containing compounds of chromium, calculated as Cr.sub.2 O.sub.3, oxygen-containing compounds of zinc, calculated as ZnO, oxygen-containing compounds of barium, calculated as BaO, and/or oxygen-containing compounds of calcium, calculated as CaO, andless than 20% by weight of oxygen-containing compounds of nickel, calculated as NiO, based on the oxygen-containing compounds of copper, calculated as CuO.

    摘要翻译: 在氢气和氢化催化剂的存在下,在二氧化乙烯与氨在超大气压和升高的温度下反应制备双(2-吗啉代乙基)醚的方法中,用氢还原之前的催化剂催化活性组合物包括20 至85重量%的氧化铝(Al 2 O 3),二氧化锆(ZrO 2),二氧化钛(TiO 2)和/或二氧化硅(SiO 2),1至70重量%的含氧化合物的铜,以CuO ,0〜50重量%的以氧化镁计的含氧化合物的镁,以Cr 2 O 3计算的含氧化合物的铬,以ZnO计的氧的含氧化合物,钡的含氧化合物,计算值 作为BaO,和/或以CaO计的钙的含氧化合物,以NiO计,基于含氧化合物的铜,小于20重量%的含氧化合物的镍 ,以CuO计算。

    Acyl- and bisacylphosphine derivatives
    17.
    发明授权
    Acyl- and bisacylphosphine derivatives 有权
    酰基和双酰基膦衍生物

    公开(公告)号:US07511084B2

    公开(公告)日:2009-03-31

    申请号:US10502658

    申请日:2003-02-04

    IPC分类号: C08F2/46

    摘要: The invention relates to the acyl- and bisacylphosphine derivatives according to formula (I), wherein Y represents O, S, NR3, N—OR3 or N—NR3R4, Z represents O, S, NR3, N—OR3, N—NR3R4 or a free pair of electrons, and FG represents a leaving group and the remaining groups are defined as in the description. The invention further relates to a method for the production of the inventive derivatives and to their use.

    摘要翻译: 本发明涉及式(I)的酰基和双酰基膦衍生物,其中Y代表O,S,NR3,N-OR3或N-NR3R4,Z代表O,S,NR3,N-OR3,N-NR3R4或 一对自由电子,FG表示离去基团,其余的基团如在说明书中所定义。 本发明还涉及本发明衍生物的制备方法及其用途。