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    • 18. 发明授权
    • Method for the production of alkylphosphonic acids, esters, and salts by oxidizing alkylphosphonous acids, and use thereof
    • 通过氧化烷基亚磷酸生产烷基膦酸,酯和盐的方法及其用途
    • US09018413B2
    • 2015-04-28
    • US13140225
    • 2009-10-06
    • Michael HillWerner KrauseMartin Sicken
    • Michael HillWerner KrauseMartin Sicken
    • C07F9/22C09K21/12C07F9/38C07F9/40C07F9/48C08K5/5317
    • C09K21/12C07F9/3808C07F9/4006C07F9/4816C07F9/4866C08K5/5317
    • The invention relates to a method for producing monocarboxy-functionalized dialkylphosphinic acids, esters, and salts, characterized in that a) a phosphinic acid source (I) is reacted with olefins (IV) in the presence of a catalyst A to obtain an alkylphosphonous acid, the salt or ester (II) thereof, and b) the obtained alkylphosphonous acid, the salt or ester (II) thereof is reacted with an oxidizing agent or with an oxidizing agent and water or with oxygen and water in the presence of a catalyst B to obtain the alkylphosphonic acid derivative (III), wherein R1, R2, R3, R4 are identical or different from each other and independently represent, inter alia, H, C1-C18-alkyl, C6-C18-aryl, C6-C18-aralkyl, C6-C18-alkylaryl, X and Y are identical or different from each other and independently represent H, C1-C18-alkyl, C6-C18-aryl, C6-C18-aralkyl, C6-C18-alkylaryl, Mg, Ca, Al, Sb, Sn, Ge, Ti, Fe, Zr, Zn, Ce, Bi, Sr, Mn, Cu, Ni, Li, Na, K and/or a protonated nitrogenous base, and catalysts A and B are transition metals and/or transition metal compounds and/or catalyst systems composed of a transition metal and/or a transition metal compound and at least one ligand.
    • 本发明涉及一种用于制备单羧基官能化二烷基次膦酸,酯和盐的方法,其特征在于a)在催化剂A存在下,使次膦酸源(I)与烯烃(Ⅳ)反应得到烷基亚磷酸 ,其盐或酯(II),和b)得到的烷基亚磷酸,其盐或酯(II)与氧化剂或氧化剂和水或者在氧化和水中在催化剂存在下反应 B获得烷基膦酸衍生物(III),其中R 1,R 2,R 3,R 4彼此相同或不同,并且独立地表示H,C 1 -C 18 - 烷基,C 6 -C 18 - 芳基,C 6 -C 18 芳烷基,C 6 -C 18烷基芳基,X和Y彼此相同或不同,独立地表示H,C 1 -C 18烷基,C 6 -C 18芳基,C 6 -C 18芳烷基,C 6 -C 18烷基芳基, Ca,Al,Sb,Sn,Ge,Ti,Fe,Zr,Zn,Ce,Bi,Sr,Mn,Cu,Ni,Li,Na,K和/或质子化的含氮碱,催化剂A 和B是由过渡金属和/或过渡金属化合物和至少一种配体组成的过渡金属和/或过渡金属化合物和/或催化剂体系。