A brief account of technique conditions of several main technique routes for synthesizing glycollic acid and existing main problems in it are given.
概述了羟基乙酸几种主要工业合成方法的工艺条件及存在的主要问题,即氯乙酸水解法、氰化法、甲醛羰基化法和一氯乙酸钾水解法。
In this paper binary and tertiary of Eu(Ⅲ) with glycollic acid and 1,10-phenanthroline in aqueous solution were synthesized,and their elements analyses,infrared spectrum,X-ray powder diffraction,thermal analysis,fluorescence spectrum and ultraviolet spectrum have been investigated.
用羟基乙酸与稀土元素Eu(Ⅲ)合成了二元配合物,又用羟基乙酸、邻菲啰啉与Eu(Ⅲ)合成了三元配合物。
So it's necessary for us to research countermeasure and improve the progress of glycollic acid.
羟基乙酸是一种重要的精细化工中间体,广泛用于化学清洗、日用化工、生物降解新材料及杀菌剂等领域。
Synthesis of glycolic acid monomer by chloroacetic acid alkaline hydrolysis method;
氯乙酸碱性水解法合成羟基乙酸单体的研究
Manufacture of glycolic acid by oxidation of glyoxal;
乙二醛氧化法生产羟基乙酸
Degradation of polylactic acid/glycolic acid stents in bile in vitro;
聚乳酸/羟基乙酸胆总管支架在体外胆汁中的降解
Advance in production and analysis of α-hydroxyacetic acid;
α-羟基乙酸合成与分析方法综述
Local hydroxyacetic acid injection in treatment of transplanted liver carcinoma in nude mice
羟基乙酸局部注射治疗裸鼠移植性肝癌
dichloroacetic acid,could be inhibited,the yield of hydroxyacetic acid reached above 95%.
以氯乙酸为原料合成了羟基乙酸 ,研究了多种反应条件下反应过程 ,尤其对反应温度和氢氧化钠质量分数等条件进行了筛选 ,有效控制了聚合反应的进行 ,同时使得氯乙酸原料中的杂质二氯乙酸反应成羟基乙酸 ,经过提纯分离使最终羟基乙酸的收率达 95 % ,产品质量分数达 98%以
Starting from chloroacetic acid,polyglycolide acid(PGA),a biodegradable polymer material,can be synthesized via polymerization in presence of triethylamine and acetone as the solvent at 65 ℃ in the condition of condensation and circumfluence.
以氯乙酸为原料,在等物质的量浓度的三乙胺的作用下,溶剂为丙酮,加热温度为65℃,在冷凝回流的条件下进行反应,生成可降解聚合物聚羟基乙酸(PGA)。
Polyglycolide acid is one of the most important polymer material used in medicine because of its superior biodegradability and biocompatibility.
聚羟基乙酸是一种简单的聚酯,它具有优异的可生物降解性和生物相容性,是一类较重要的医用高分子材料。
Polyglycolide acid is a kind of simple polyester with excellent biodegradability and biocompatibility.
聚羟基乙酸是一种简单的聚酯,它具有优异的可生物降解性和生物相容性,其最终降解产物为二氧化碳和水,通过机体正常的新陈代谢排出体外,是一类较重要的医用高分子材料。
Development of Phenytoin Poly (Lactide-co-glycolide) Microspheres;
苯妥英钠聚乳酸—羟基乙酸微球的研制
Synthesis and Resolution of 2-(9-Anthryl)-2-Hydroxyacetic Acid;
2-（9-蒽基）-2-羟基乙酸的合成与拆分
Construction of PLGA Release Microspheres with Adjustable Acidic Degradation Properties
酸性可调的聚乳酸-羟基乙酸共聚物微球的制备
Synthesis and Characterization of Polyglycolicacid;
聚羟基乙酸（PGA）的合成及性能表征
Preparation and process optimization of HCPT-loaded PLGA microvesicles by ultrasound
10-羟基喜树碱乳酸-羟基乙酸共聚物超声微泡制备及工艺优化
butyl phthalybutyl glycollate
丁基苯二甲酰基羟乙酸
hydroxyphenethyl ester
氨基甲酸β－羟苯乙基酯
acetylaminohydroxy-phenylarsonic acid
乙酰氨基羟－苯胂酸
trihydroxyethylamine stearate
三羟基乙胺硬脂酸酯
alkylaryl oxyethyl sulfonate
烷芳羟乙基磺酸盐#憎
Determination of the Molar Substitution Ratio of Hydroxyethyl Guar Gum by Mixed P-toluenesulfonic-acetic Anhydride;
对甲苯磺酸—乙酸酐化学法测定羟乙基瓜尔胶羟乙基摩尔取代度
HEDTA(N-hydroxyethyl ethylene diamine triacetic acid)
N-羟乙基乙二胺三醋酸（有机螯合剂）
Study on O-hydroxy by ethylation of diethyl carbonate and catechol
碳酸二乙酯乙基化邻苯二酚合成邻羟基苯乙醚
Preparation of Ethyl (R)-(-)-4-Cyano-3-hydroxybutyrate
(R)-(-)-4-氰基-3-羟基丁酸乙酯的制备
The Asymmetric Synthesis of Ethyl 4-Chloro-3-Hydroxybutyrate;
4-氯-3-羟基丁酸乙酯的不对称合成
Study on the Enantioselective Synthesis of Ethyl(R)-2-hydroxy-4-phenylbutanate
手性合成(R)-2-羟基苯丁酸乙酯的研究
Synthesis of ethyl 4-hydroxypyrimidine-5-carboxylate derivatives
4-羟基-5-嘧啶甲酸乙酯衍生物的合成
Soap-free Emulsion Copolymerization of Styrene with Hydroxyethyl Methacrylate
苯乙烯-甲基丙烯酸羟乙酯无皂乳液聚合过程