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    • 1. 发明授权
    • Method of producing ethylenediamines
    • 生产乙二胺的方法
    • US5235107A
    • 1993-08-10
    • US683498
    • 1991-04-10
    • Yuuji ShimasakiHideaki TsunekiYouichi HinoTetsuro HayashiMichio Ueshima
    • Yuuji ShimasakiHideaki TsunekiYouichi HinoTetsuro HayashiMichio Ueshima
    • C07C209/60
    • C07C209/60
    • A method of producing ethylenediamines represented by the general formula ##STR1## wherein R represents a hydrogen atom, or a methyl or ethyl group, which comprises reacting an aziridine compound of the general formula ##STR2## wherein R is as defined, with ammonia in the gaseous phase in the presence of a solid acid catalyst. In another aspect, a method of producing ethylenediamines f the general formula (I), which comprises reacting a reaction product containing an aziridine compound of the general formula (II), obtained by the gaseous phase intramolecular dehydration reaction of an alkanolamine represented by the general formula ##STR3## wherein X represents the OH group or the NH.sub.2 group, Y represents the NH.sub.2 group when X is the OH group and the OH group when X is the NH.sub.2 group, and R is as defined, in the presence of a catalyst A, with ammonia in the gaseous phase in the presence of a solid acid catalyst (catalyst B).
    • 制备由通式(I)表示的乙二胺的方法,其中R表示氢原子或甲基或乙基,其包括使通式为(II)的氮丙啶化合物(其中R为: 在固体酸催化剂存在下,在气相中用氨气。 另一方面,制备通式(I)的乙二胺的方法,该方法包括使含有通式(II)的氮丙啶化合物的反应产物与由通式(I)表示的链烷醇胺的气态分子内脱水反应 式(III)其中X表示OH基团或NH2基团,当X为OH基团时,Y表示NH2基团,当X为NH2基团时为OH基团,R为定义,R为 催化剂A,在固体酸催化剂(催化剂B)的存在下,在气相中具有氨。
    • 2. 发明授权
    • Method of producing ethylenediamines
    • 生产乙二胺的方法
    • US5262570A
    • 1993-11-16
    • US2904
    • 1993-01-11
    • Yuuji ShimasakiHideaki TsunekiYouichi HinoTetsuro HayashiMichio Ueshima
    • Yuuji ShimasakiHideaki TsunekiYouichi HinoTetsuro HayashiMichio Ueshima
    • C07C209/60C07C209/62
    • C07C209/60
    • A method of producing ethylenediamines represented by the general formula ##STR1## wherein R represents a hydrogen atom, or a methyl or ethyl group, which comprises reacting an aziridine compound of the general formula ##STR2## wherein R is as defined, with ammonia in the gaseous phase in the presence of a solid acid catalyst. In another aspect, a method of producing ethylenediamines of the general formula (I), which comprises reacting a reaction product containing an aziridine compound of the general formula (II), obtained by the gaseous phase intramolecular dehydration reaction of an alkanolamine represented by the general formula ##STR3## wherein X represents the OH group or the NH.sub.2 group, Y represents the NH.sub.2 group when X is the OH group and the OH group when X is the NH.sub.2 group, and R is as defined,in the presence of a catalyst A, with ammonia in the gaseous phase in the presence of a solid acid catalyst (catalyst B).
    • 制备由通式(I)表示的乙二胺的方法,其中R表示氢原子或甲基或乙基,其包括使通式为(II)的氮丙啶化合物(其中R为: 在固体酸催化剂存在下,在气相中用氨气。 另一方面,制备通式(I)的亚乙基二胺的方法,该方法包括使含有由通式(II)表示的链烷醇胺的气态分子内脱水反应获得的通式(II)的氮丙啶化合物的反应产物 式(III)其中X表示OH基团或NH2基团,当X为OH基团时,Y表示NH2基团,当X为NH2基团时为OH基团,R为定义,R为 催化剂A,在固体酸催化剂(催化剂B)的存在下,在气相中具有氨。
    • 4. 发明授权
    • Process for producing aziridines
    • 生产氮丙啶的方法
    • US4966980A
    • 1990-10-30
    • US275106
    • 1988-11-07
    • Teruo KameiYuuji ShimasakiHideaki TsunekiKoichi YamamotoYutaka MorimotoMichio Ueshima
    • Teruo KameiYuuji ShimasakiHideaki TsunekiKoichi YamamotoYutaka MorimotoMichio Ueshima
    • C07D203/02
    • C07D203/02Y02P20/582
    • A process for producing an aziridine compound represented by the following general formula ##STR1## wherein R represents hydrogen, or a methyl or ethyl group, which comprises intramolecularly dehydrating an alkanolamine represented by the following formula ##STR2## wherein R is as defined, X is OH or NH.sub.2, and Y is NH.sub.2 when X is OH, and OH when X is NH.sub.2, in the presence of a catalyst in the vapor phase in a reaction step (A) to form a reaction product containing the aziridine compound, and subjecting the reaction product to any one of the following procedures (1) to (3),(1) sending the reaction product to a recovery step (B) and recovering the aziridine compound in the presence of an amine compound,(2) sending the reaction product to a distillation step (C) and distilling the aziridine compound in the presence of an amine compound, and(3) sending the reaction product to the recovery step (B), recovering the aziridine compound in the presence of an amine compound, sending the recovered aziridine compound to the distillation step (C) and distilling it in the presence of an amine compound.
    • PCT No.PCT / JP88 / 00262 Sec。 371日期:1988年11月7日 102(e)日期1988年11月7日PCT提交1988年3月12日PCT公布。 出版物WO88 / 07038 日本公报1988年9月22日。一种制备由以下通式表示的氮丙啶化合物的方法,其中R表示氢或甲基或乙基,其包括使由下式表示的链烷醇胺分子内脱水, 在反应步骤(A)中,在气相中的催化剂存在下,当X是OH时,X是OH或NH 2,Y是NH 2,X是NH 2时的OH, 形成含有氮丙啶化合物的反应产物,并使反应产物进行以下任一步骤(1)至(3),(1)将反应产物送至回收步骤(B)并回收氮丙啶化合物 胺化合物的存在,(2)将反应产物送至蒸馏步骤(C)并在胺化合物存在下蒸馏氮丙啶化合物,和(3)将反应产物送至回收步骤(B), 在胺化合物存在下回收氮丙啶化合物 将回收的氮丙啶化合物送至蒸馏步骤(C),并在胺化合物存在下蒸馏。
    • 10. 发明授权
    • Process for producing cyclic amines
    • 环胺的制备方法
    • US4841061A
    • 1989-06-20
    • US126351
    • 1987-11-30
    • Yuuji ShimasakiMichio UeshimaHideaki TunekiKimio Ariyoshi
    • Yuuji ShimasakiMichio UeshimaHideaki TunekiKimio Ariyoshi
    • B01J27/18B01J27/182B01J27/188B01J27/19B01J27/195C07D203/08C07D205/04C07D211/02C07D295/023
    • C07D203/08B01J27/1802B01J27/1804B01J27/182B01J27/188B01J27/19B01J27/195C07D205/04C07D211/02C07D295/023
    • A process for producing a cyclic amine represented by the general formula ##STR1## wherein each of R and R' is selected from hydrogen, a methyl group and an ethyl group, and n is an integer of 2 to 5, which comprises vapor-phase intramolecular dehydration reaction of an alkanolamine represented by the general formula ##STR2## wherein R, R' and n are as defined above, said reaction being carried out in the presence of, as a catalyst, an oxide composition represented by the following formulaX.sub.a P.sub.b Y.sub.c O.sub.dwherein X is at least one element selected from transition metal elements of Groups I through VIII, lanthanide elements, actinide elements and elements of Group IIIA in the periodic table, Si, Ge, Sn, Pb, Sb and Bi, P is phosphorus, Y is at least one element selected from alkali metal elements and alkaline earth metal elements, O is oxygen, the suffixes a, b, c and d are the atomic ratios of the elements X, P, Y and O respectively, and when a=1, b=0.01-6, preferably 0.05-3, and c=0-3, preferably 0.01-2, and d is a value determined by a, b and c and the state of bonding of the constituent elements.
    • 一种制备由通式(II)表示的环胺的方法,其中R和R'各自选自氢,甲基和乙基,n为2至5的整数,其包括 由通式(I)表示的链烷醇胺的气相分子内脱水反应其中R,R'和n如上所定义,所述反应在作为催化剂的存在下进行,所述氧化物组合物代表 通过下式XaPbYcOd,其中X是选自元素周期表中的第I至VIII族的过渡金属元素,镧系元素,锕系元素和IIIA族的元素中的至少一种元素,Si,Ge,Sn,Pb,Sb和Bi, P是磷,Y是选自碱金属元素和碱土金属元素中的至少一种元素,O是氧,后缀a,b,c和d分别是元素X,P,Y和O的原子比, 当a = 1时,b = 0.01-6,优选为0.05-3,c = 0-3, 优选为0.01-2,d为由a,b和c确定的值以及组成元素的结合状态。