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- Keywords dibenzyl phosphite;synthesis;improvement of process; 二苄基亚磷酸酯;合成;工艺改进;
- dibenzyl phosphite [化] 亚磷酸二苄酯
- A method for preparing dimethyl phosphite was developed from methanol and phosphorous trichloride. 研究了用三氯化磷和甲醇合成亚磷酸二甲酯的方法。
- Dibenzyl sulfoxide and dibenzyl sulfone were synthesized from dibenzyl sulfide oxidated with H 2O 2 without catalyst. 在无催化剂条件下利用过氧化氢氧化二苄基硫醚合成了二苄基亚砜和二苄基砜。
- Diisopropyl phosphite was directly synthesized from phosphorus trichoride and isopropanol by using the solvent method. 以三氯化磷与异丙醇为原料,用溶剂法合成了标题化合物。
- Triisodecyl phosphite ester is synthesized with isodecyl alcohol and PCl_3 by using the direct esterification method. 由异癸醇和三氯化磷反应制得亚磷酸三异癸酯。
- A bis-phosphite antioxidant, 2,4-di-test-butylphenyl phosphite, antioxidant 626, was synthesized by a new technology. 以新工艺合成了双(2,4-二叔丁基苯基)季戊四醇二亚磷酸酯(抗氧剂626)。
- Triphenyl phosphite provided prominent stabilization only when used in combination with other stabilizers. 亚磷酸三苯酯单独使用时效果较差,但与其它种类的稳定剂混合使用能得到较好的效果。
- Triisopropyl phosphite was synthsized from phosphorus trichloride and isopropanol using pyridine as an organic base. 采用三氯化磷、异丙醇为原料,吡啶为有机碱合成亚磷酸三异丙酯。
- The synthesis of monomethylhydrazine was investigated with dimethyl phosphite as methylating agent. 以亚磷酸二甲酯为甲基化试剂,一步合成了单取代的一甲基肼。
- With the rising demand for dimethyl phosphite, more attention was paid to its production process. 随着市场需求的增大,人们对亚磷酸二甲酯的生产工艺越来越关注。
- The method for synthesizing dialkyl phosphite from phosphorus trichloride was improved. 对用三氯化磷和醇合成亚磷酸二烷基酯方法进行了改进。
- The process of recovering methyl chloride from the tail gas of dimethyl phosphite was introduced. 本文介绍了从亚磷酸二甲酯生产尾气中回收氯甲烷的工艺。
- Method used to remove sodium sulfate and sodium phosphite in the plating solution was given. 随着施镀的进行,化学镀镍液中的硫酸钠和亚磷酸钠的积累越来越多,从而影响镀液的使用寿命。
- The structure of di-n-propyl phosphite and propaphos prepared were identified by IR and 1H-NMR spectra. 二正丙基亚磷酸酯和丙虫磷的结构用IR和1H-NMR表徵。
- Dipropyl phosphite was prepared form phosphorus thichloride and n-propyl alcohol then chlorinated O,O-dipropyl chlorohosphate, the yield over 90%. 三氯化磷与正丙醇合成亚磷酸二正丙酯再氯化成O,O-二正丙基磷酰氯,收率达到90%25。
- In this paper, the costs of DDVP (dichlorvos) production from alkline hydrolysis of trichlorphon and trimethyl phosphite are compared. 对由敌百虫碱解法和亚磷酸三甲酯法生产敌敌畏的成本进行优劣比较。
- The effects of methyl tin, antioxidant 1010 and triphenyl phosphite on the heat stability of high flow PVC/ABS alloy were studied. 摘要研究了甲基锡、抗氧剂1010、亚磷酸三苯酯的不同用量对高流动PVC/ABS合金的稳定性影响。
- Several aromatics, 9,10 dihydroanthracene(DHA), 9,10 dihydrophenanthracene(DHP), acenaphthene(ACE) and dibenzyl(DB) were taken as the model compounds to react with N bromosuccinicimide (NBS) in benzene at room temperature and in normal atmosphere. 以 9;1 0 -二氢蒽 ( DHA)、9;1 0 -二氢菲 ( DHP)、苊 ( ACE)和联苄 ( DB)等多环芳烃为模型化合物 ;室温常压下 ;在苯溶剂中与 N-溴代丁二酰亚胺 ( NBS)进行了光化学脱氢反应实验 .