The synthesizing of dimethyl methyl phosphonic acid ester with trimethyl phosphite was catalyzed by methyl alkylbenzenesulfonate.
报道了以烷基苯磺酸甲酯催化异构亚磷酸三甲酯合成甲基膦酸二甲酯.
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Metal salts and Carboxy, keto, aldehyde, acetoacetoxy, complexes phosphonic acid, imine, amino and thio.
金属盐类和羧基, 酮, 醛, 乙酰乙酸, 配合膦酸, 亚胺, 氨基酸和硫代.
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There are three essential kinds of scale inhibitors: amino - multi - carboxylate, organic polybasic phosphonic acid and polymeric compound.
现有防垢剂主要有氨基多羧酸盐类 、 有机多元膦酸类以及有机聚合物三大类.
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