Process for preparing polyazido alcohols and polyamino alcohols and
application to the preparation of polyazidothiols as derivatives thereof
    4.
    发明授权
    Process for preparing polyazido alcohols and polyamino alcohols and application to the preparation of polyazidothiols as derivatives thereof 失效
    制备聚氮杂醇和聚氨基醇的方法,用于制备作为其衍生物的多氮杂二硫醇

    公开(公告)号:US5442080A

    公开(公告)日:1995-08-15

    申请号:US980217

    申请日:1992-11-23

    摘要: The invention concerns a process of preparation of the polyazido alcohols by reaction of a polysubstituted oxirane having in position .beta. a nucleofuge group with a metal nitride, characterized in that the reaction is performed in an aqueous medium.The oxirane formula is: ##STR1## in which X represents a nucleofuge substituent, R1 represents an atom of hydrogen, a lower alkyl group substituted or not by a halogen, an aryl group possibly substituted, R2 and R3 represent an atom of hydrogen, a lower alkyl radical possibly substituted, an aryl group possibly substituted, R4 represents an atom of hydrogen, a lower alkyl group possibly substituted, an aryl group possibly substituted by an alkoxy group. Application to the preparation of polyamino alcohols, ureas, polyazidothiols and binding compositions for propergols.

    摘要翻译: 本发明涉及一种制备聚氮杂醇的方法,该方法是通过使具有核苷基团的位置β的多取代环氧乙烷与金属氮化物反应,其特征在于反应在水性介质中进行。 环氧乙烷配方是:其中X表示核苷取代基,R1表示氢原子,被卤素取代或未被取代的低级烷基,可能被取代的芳基,R2和R3表示氢原子, 可能被取代的低级烷基,可能被取代的芳基,R4表示氢原子,可能被取代的低级烷基,可能被烷氧基取代的芳基。 适用于制备聚氨基醇,脲,聚二硫代硫醇和适当溶剂的结合组合物。

    Process for preparing thiocyanoalkyl esters of (meth)acrylic acid
    6.
    发明授权
    Process for preparing thiocyanoalkyl esters of (meth)acrylic acid 失效
    制备(甲基)丙烯酸硫氰酸烷基酯的方法

    公开(公告)号:US5565597A

    公开(公告)日:1996-10-15

    申请号:US411151

    申请日:1995-03-27

    CPC分类号: C07C331/10 C08F20/38

    摘要: A process for the preparation of an acrylic or methacrylic compound of formula (I): ##STR1## wherein R is a hydrogen atom or methyl and n is an integer ranging from 2 to 20 inclusive, comprising reacting a halogeno-n-alkyl acrylate or methacrylate of the formula: ##STR2## in which n is as defined above and X is a halogen atom, with a thiocyanate salt in an organic solvent and in the presence of an effective phase-transferring amount of at least one phase-transfer agent.

    摘要翻译: 一种制备式(I)的丙烯酸或甲基丙烯酸酯化合物的方法:其中R是氢原子或甲基,n是2至20的整数,包括端值范围,包括使卤素 - 烷基丙烯酸酯或甲基丙烯酸酯,其中n定义如上,X为卤素原子,硫代氰酸盐在有机溶剂中,有效相转移量至少为 一种相转移剂。

    Process for the synthesis of monohaloalkanoylferrocenes
    7.
    发明授权
    Process for the synthesis of monohaloalkanoylferrocenes 失效
    用于合成单羟基胆碱的方法

    公开(公告)号:US5190671A

    公开(公告)日:1993-03-02

    申请号:US769776

    申请日:1991-10-02

    CPC分类号: C07F17/02

    摘要: The present invention relates to a process for the synthesis of monohaloalkanoylferrocenes of general formula (I) ##STR1## in which X=Cl, Br, n is an integer such that 2.ltoreq.n.ltoreq.7, R.sub.1 and R.sub.2 =H, C.sub.1 -C.sub.8 alkyl chain. A ferrocene derivative of general formula (II) ##STR2## in which R.sub.1 and R.sub.2 have the abovementioned meaning, is reacted at a temperature -5.degree. C.

    摘要翻译: 本发明涉及一种合成通式(I)的单卤代烷酰基二茂铁的方法,其中X = Cl,Br,n是使得2≤n≤7,R1和R2 = H的整数 ,C1-C8烷基链。 其中R1和R2具有上述含义的通式(II)的二茂铁衍生物在温度-5℃<+ 15℃下,在AlCl 3存在下与卤化物反应 或通式(III)的酸的酸酐,HOOC-(CH 2)n X,X和n具有上述含义。 将AlCl 2和酰卤或酸酐在CH 2 Cl 2中混合得到的酰化溶液,其温度θ为5℃。在15℃下逐渐加入到 二茂铁衍生物(II)在CH 2 Cl 2中。 酰卤或酸酐与二茂铁衍生物的摩尔比在0.99和1.01之间,AlCl3与二茂铁衍生物的摩尔比在1.05和1.11之间。 然后将混合物水解,通过过滤回收粗产物(I),然后蒸发CH 2 Cl 2。 该方法能够以产率和纯度高的方式获得粗合成产物。 单卤烷酰基二茂铁(I)是药学和自推进中的合成中间体。

    Method of preparing thiocyanoalkyl esters of hydroxy-substituted
(meth)acrylic acids
    8.
    发明授权
    Method of preparing thiocyanoalkyl esters of hydroxy-substituted (meth)acrylic acids 失效
    制备羟基取代的(甲基)丙烯酸的氰基氰基烷基酯的方法

    公开(公告)号:US5696279A

    公开(公告)日:1997-12-09

    申请号:US546019

    申请日:1995-10-20

    CPC分类号: C07C331/10 C08F20/38

    摘要: Thiocyanoalkyl esters of hydroxy-substituted (meth)acrylic acids are prepared by a process which includes the step of reacting an acrylic compound with an aldehyde of the formula CHOHR' wherein R' is a straight-chain or branched alkyl optionally substituted by hydroxyl, alkoxy or ester substitutents; straight-chain, branched or cyclic alkenyl; aryl radicals, optionally substituted by halogen, nitro or alkoxy, unsaturated heterocyclic radicals; alkylaryl; or arylalkyl radicals.

    摘要翻译: 羟基取代的(甲基)丙烯酸的硫氰酸烷基酯通过包括使丙烯酸化合物与式CHOHR'的醛反应的方法制备的方法,其中R'是任选被羟基取代的直链或支链烷基,烷氧基 或酯取代基; 直链,支链或环状烯基; 任选被卤素,硝基或烷氧基取代的芳基,不饱和杂环基; 烷基芳基 或芳基烷基。

    (Meth)acrylic compounds carrying a thiocyanate group
    9.
    发明授权
    (Meth)acrylic compounds carrying a thiocyanate group 失效
    (甲基)丙烯酸酯化合物

    公开(公告)号:US5332850A

    公开(公告)日:1994-07-26

    申请号:US725810

    申请日:1991-07-09

    CPC分类号: C07C331/10 C08F20/38

    摘要: Monomers of the formulae: ##STR1## as well as polymers and copolymers thereof wherein n=2-20; R=H, CH.sub.3 or CHOHR' where R'=straight-chain or branched alkyl, optionally substituted by hydroxyl, alkoxy or ester substituents, straight-chain, branched or cyclic alkenyl, aryl, optionally substituted by halogenated, nitro or alkoxy substituents, unsaturated heterocycle, alkylaryl and arylalkyl, R=CH.sub.3 in formula (I) in the case of monomers and homopolymers wherein n=2 and in the case of monomers wherein n=4.

    摘要翻译: 下式的单体:其中n = 2-20;其中n = 2-20的聚合物和共聚物; R = H,CH 3或CHOHR',其中R'=直链或支链烷基,任选被羟基,烷氧基或酯取代基取代,直链,支链或环状烯基,任选被卤代,硝基或烷氧基取代基取代的芳基, 在其中n = 2的单体和均聚物的情况下以及在n = 4的单体的情况下,式(I)中的R = CH 3,不饱和杂环,烷基芳基和芳基烷基。

    Acrylates containing an alcohol, aldehyde and/or ether functional group,
process for their manufacture and their application to the production
of new polymers and copolymers
    10.
    发明授权
    Acrylates containing an alcohol, aldehyde and/or ether functional group, process for their manufacture and their application to the production of new polymers and copolymers 失效
    含有醇,醛和/或醚官能团的丙烯酸酯,其制造方法及其生产新聚合物和共聚物的应用

    公开(公告)号:US5206389A

    公开(公告)日:1993-04-27

    申请号:US721751

    申请日:1991-06-27

    摘要: These acrylates are those of formulae: ##STR1## where R=C.sub.1 -C.sub.12 alkyl, C.sub.5 -C.sub.12 cycloalkyl, aryl, arylalkyl or alkylaryl; Y=C.sub.1 -C.sub.12 alkyl, C.sub.6 -C.sub.12 aryl, heterocyclic radical whose ring contains from 5 to 10 members and whose heteroatom is chosen from N, O and S, an alkylaryl in which the alkyl part contains from 1 to 4 carbon atoms, Y not being able to denote 1,4-phenylene when R denotes methyl; and Z=hydrocarbon radical containing at least 2 C forming with O and the 2 adjacent Cs a ring containing from 4 to 8 members.To prepare them, an acrylate of formula CH.sub.2 .dbd.CH--COOR is reacted with a dialdehyde OHC--Y--CHO in the presence of an effective quantity of at least one functionalisation catalyst.The invention also relates to the preparation of new polymers and copolymers from the said acrylates.

    摘要翻译: (I)其中R = C 1 -C 12烷基,C 5 -C 12环烷基,芳基,芳基烷基或烷基芳基;(C) Y = C1-C12烷基,C6-C12芳基,其环含有5至10个成员且杂原子选自N,O和S的杂环基,其中烷基部分含有1至4个碳原子的烷基芳基,Y 当R表示甲基时,不能表示1,4-亚苯基; Z =含有至少2个C的烃基,O与O形成,2个相邻的C a为含有4至8个成员的环。 为了制备它们,在有效量的至少一种官能化催化剂的存在下,式CH 2 = CH-COOR的丙烯酸酯与二醛OHC-Y-CHO反应。 本发明还涉及从所述丙烯酸酯制备新的聚合物和共聚物。