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- In the article, several easy and directly methods are discussed in determining the R-S Iebeled configuration in enantiomerism. 本文探討了確定對映異構構型R-S標記的幾種簡易直觀方法,便於學生掌握和實際應用,生動地解決了對映異構中數學難點之一。
- The enantiomer of some chiral drugs has different pharmacology activity and different applying. 手性藥物對映體具有不同的藥理活性和不同的用途。
- The present invention relates to the new use of modafinil and the D/L enantiomer thereof in manufacture of medicine. 本發明提供莫達芬尼及其D/L對映體在製藥領域中的新用途。
- The enantiomer that rotates the plane to the right is referred to as the dextrorotatory. 使平面向右旋轉的對映體,稱為右旋對映體。
- The study history of chiral enantiomorph was reviewed. The separation methods of chiral compounds were summarized. The recent development in separation methods was prospected. 回顧了對映體的研究歷史,綜述了手性化合物對映體的拆分方法,展望了該領域未來的發展前景。
- The direct enantiomer separation of phenlpropanol on three Pirlk types of chiral column Whelk- O 1 , DNB-Leu, DNB-Pg had been studied. 對於手性對映體苯丙醇在3種Pirkle型手性固定相(CSP)Whelk-O1、DNB-Leu和DNB-Pg上直接分離進行了研究。
- Chiral hydrocyanation were also obtained resoluting for enantiomer hydrocyanation by physics method, chemical method and bitrasformational method. 消旋氰醇經物理、化學、生物轉化拆分間接製備手性氰醇;
- Objective:To establish a method of the test for related substances of primaquine phosphate and to authenticate its enantiomer. 目的:建立磷酸伯氨喹的有關物質檢查法及鑒定其對映異構體。
- Allethrolone is an important intermediate in chiral synthesis of allethrin, so it is important to find out a good way to separate the enantiomer. 烯丙醇酮是合成高效低毒殺蟲劑烯丙菊酯的重要中間體之一,尋求一種好的拆分外消旋體烯丙醇酮的方法是極其重要的。
- Enantiomer accounts for quite large percentage in medicines, which has great difference in pharmacodynamics and pharmacokinetics. 摘要對映異構體在藥物中佔有很大比例,對映異構體藥物在體內往往呈現很大藥效學、葯動學差異。
- The demand of this product is sharply increasing, so it is important to find out a good way to separate the enantiomer dl-menthol. 在香料行業是需求量最大的環狀單萜醇,可用作日化香精的調配劑,還能充作多種食品的調味劑;
- A mixture of equal parts of an optically active isomer and its enantiomer is termed racemic and has a net rotation of plane-polarized light of zero. 對映異構體,又稱對掌異構物、光學異構物或鏡像異構物,不能與完全與彼此立體異構體鏡像完全重疊。
- Reboxetine shows efficacy and tolerability in both short and long term treatment of depression , and the (S,S) enantiomer is the most potent. 瑞波西汀在抑鬱症的短期和長期治療中均表現出有效性和耐受性,而且(S,S)型立體異構體的抗抑鬱能力最高。
- Said invention adopts said intercalation assembly method, and respectively controls the laminated plate density and kinds of receme to make resolution to obtain simple enantiomorph. 採用該插層組裝方法,通過分別控制層板電荷密度、外消旋體的種類,拆分得到單一對映體。
- When assisted with D(+)gluconie acid d-lactone and with low COBE concentration (0.1g/100mL), 106 yeast can reduce COBE to CHBE with an enantiomer excess of more than 98%. 106 酵母以葡聚糖內酯為輔底物時;在較低的底物濃度0.;1g/100mL 時;R-構型產物的光學純度可達98%25以上。
- By using high performance liquid chromatography(HPLC)with urea derivative as chiral stationary phase,the separations of amino acid enantiomer have been investigated. 利用脲衍生物型手性色譜柱對氨基酸對映體的拆分進行了研究,並對拆分機理進行了探討。
- The method and technical development of acetonation of hexabasic alcohol, and its application in the synthesis of one enantiomer of drugs were reviewed. 論述六元糖醇丙酮化作用的方法和工藝進展,以及其在合成光活性單一對映體藥物中的應用。
- In this article, the separation mode and application of this technique in enantiomer separation were reviewed ,and the choices of experimental condition were discussed. 本文綜述了毛細管電色譜在手性分離方面的分離方式及其應用,並對影響手性分離的主要因素作了介紹。
- Chiral calixarenes are a class of important host compounds and have wide applications in chiral recognition, enantiomer separation and asymmetrical catalysis. 摘要手性杯芳烴是一類重要的主體化合物,在手性識別、對映體分離和不對稱催化等方面有著廣泛的用途。
- Keywords Chiral compounds;Enantiomorph;Separation; 手性化合物;對映體;拆分;