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- mandelic acid isoamyl ester [化] 扁桃酸异戊酯
- We supplies large amount APIs of Diaminomaleonitrile, mandelic acid and ect. 我公司大量生产二氨基马来腈，扁桃酸等医药中间体。。。
- The progress in synthesis of chiral mandelic acid and resolution of racemic mandelic acid are reviewed. 综述了手性扁桃酸的合成及外消旋扁桃酸拆分的研究进展。
- Mandelic acid and its analog can be synthesized from aromatic aldehydes and chloroform as raw material with the help of phase transfer catalyst. 以芳香醛和氯仿为原料,经相转移催化反应合成扁桃酸及其类似物。
- Heliotropin was synthesized by reacting AgNO_3 with 3,4-dioxymethylene mandelic acid,which was prepared from 1,3-benzodioxole. 研究了以胡椒环为原料,首先与乙醛酸反应,得中间体3,4-亚甲二氧基苯乙醇酸,然后以硝酸银对该中间体进行氧化脱羧,最后得到洋茉莉醛。
- A novel and accurate HPLC method was developed for the determination of optical purity of mandelic acid(MA) enantiomers. 建立了一种用高效液相色谱(HPLC)测定扁桃酸光学纯度的新方法。
- The aim of this research is to establish a analytical method for the determination of phytic acid , glycolic acid , lactic acid , malic acid and mandelic acid in cosmetics. 本研究目的在于建立植酸、甘醇酸、乳酸、苹果酸与杏仁酸之混酸溶液之分析方法。研究中针对管柱的种类、移动相之种类与组成、移动相之流速等因素。
- Determines the content of ofloxacin mandelic acid by nonaqueous titration method, the content of three batches of materials medicine is greater than 98.5%. 采用非水滴定的方法测定氧氟沙星扁桃酸盐含量，三批原料药的含量均大于98.;5%25。
- During the experiments, it is discovered that chiral phase transfer catalysis deriving from cinchonine or ephedrine hydrochloride can induce the asymmetry synthesis of mandelic acid in the existence of adscititious solvent. 实验还发现,由辛可宁或麻黄碱衍生的手性相转移催化剂在有外加溶剂时才能诱导扁桃酸的不对称合成。
- A salt or an ester of boric acid. 硼酸盐一种硼酸盐或硼酸酯
- Keywords Resolution;Mandelic acid;Optical activity;Phenylglycine butyl ester;Phenylglycine butyl ester hydrochloride; 拆分;扁桃酸;光学活性;苯甘氨酸丁酯;苯甘氨酸丁酯盐酸盐;
- Keywords resolution;mandelic acid;optically active;phenylglycine ester;phenylglycine ester hydrochloride; 拆分;扁桃酸;光学活性;苯甘氨酸丁酯;苯甘氨酸丁酯盐酸盐;
- 4-Hydroxy-3-methoxy mandelic acid 4-羟-3-甲氧杏仁酸
- 3-methoxy-4-hydroxy mandelic acid 3-甲氧基-4-羟基苦杏仁酸
- quantitative test of vanillyl mandelic acid 尿定量测定
- 3 -ethoxy-4 -hydroxy mandelic acid 3-乙氧基4堀基苯乙醇酸
- A salt or an ester of lactic acid. 乳酸盐或乳酸酯
- A salt or an ester of titanic acid. 钛酸盐钛酸的盐或酯
- A salt or ester of hypochlorous acid. 次碳酸盐一种次碳酸的盐或酯
- Enzyme-catalyzed optical resolution of mandelic acid 扁桃酸的酶促光学拆分
