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- SIDE CHAIN DEGRADATION OF BS BY MYCOBACTERIUM SP. 分支桿菌降解大豆甾醇側鏈的發(fā)酵研究。
- Research and Development of Side Chain. 側鏈液晶高分子研究進(jìn)展。
- A side chain liquid crystalline polysiloxane with p( allyloxy) benzoxy p cyanophenyl as a monomer was synthesized. 研究以對-烯丙氧基苯甲酸對-氰基苯酚酯為單體的聚硅氧烷側鏈液晶高分子的合成方法。
- Objective:To study the antifungal activity of triazole alcohols by introduction of cyclopropyl as side chain. 目的:研究具有環(huán)丙基結構的三唑醇類(lèi)化合物的抗真菌活性。
- There are two steps in synthesis of ceftazidine: synthesis of side chain ester and synthesis of bulk actives. 頭孢他啶的合成分為側鏈酯的合成和原料藥的合成兩部分。
- The population of trans-trans conformers for the i - and s-sequences increased and the side chain preferred to its e... 對丙酮樣品的退火實(shí)驗表明,在退火過(guò)程中能夠發(fā)生間規鏈段的自聚集現象。
- It pointed out that the production of cynnematin's side chain intermediates has high risk and high profit. 指出頭孢菌素側鏈中間體的生產(chǎn)具有高風(fēng)險、高回報,國內企業(yè)要追求高質(zhì)量、低成本、注重技術(shù)創(chuàng )新與市場(chǎng)開(kāi)發(fā),開(kāi)辟?lài)H市場(chǎng)。
- Side chain fluorinated epoxy resin was synthesized by laurylfluo-enanthol and bisphenol A epoxy resin. 摘要采用十二氟庚醇與雙酚A環(huán)氧樹(shù)脂接枝合成了側鏈含氟環(huán)氧樹(shù)脂。
- The pyrrole ring of DU 122290 serves to increase the rigidity of the side chain present in sultopride. DU 122290的吡咯環(huán)的作用是提高了舒多普利的側鏈的剛度。
- A modified method of free radical alkylation has been using for synthesizing of quinone derivatives with an alkyl side chain variation. 應用經(jīng)過(guò)改進(jìn)的自由基烷基化新方法,合成了一系列的具有長(cháng)側鏈結構的苯醌類(lèi)化合物。
- As a result of these studies: the polarity of C 10 side chain was found to exert greater positive effect on G - than on G + bactria. 體外抑菌試驗發(fā)現隨著(zhù)10位邊鏈的極性增大，對革蘭氏陰性（G－）菌的抗菌活性增強，而對革蘭氏陽(yáng)性（G＋）菌活性則變化不大。
- H_2-Receptor antagonist nizatidine was prepared through the condensation of thiazolyl ring moiety with substituted cysteamine side chain in 52% yield. 以會(huì )聚合成法制備了H_2受體拮抗劑尼扎替丁。其中噻唑環(huán)的合成以二甲胺為原料，收率13．4%25；
- Results Chiral docetaxel C13 side chain was synthesized in 76% yield and 99% ee.The total yield of coupling and deprotecting reaction was 64%. 結果多烯紫杉醇手性C13側鏈的4步反應總收率為76%25，光學(xué)產(chǎn)率為99%25，對接及去保護3步反應總收率為64%25。
- High-shrinkage polyester chip and fibers can be produced by adding isophthalic acid (IPA) and neopentyl glycol ( DTG) with side chain into polyester. 在聚酯中添加間苯二甲酸(IPA)和具有側鏈結構的新戊二醇(DTG),制成了高收縮聚酯切片及纖維。
- In this paper,the polyimides with ester group side chain and ether group side chain were synthesized from 4CAB/MDA/PMDA and 4AB/MDA/PMDA. 通過(guò)實(shí)驗室自行合成的兩種不同側鏈的二胺單體,與4,4'-二胺基二苯甲烷和均苯四羧酸二酐聚合得到含有酯鍵型側鏈和含有醚鍵型側鏈結構的兩種聚酰亞胺。
- The paper introduced the development status of cynnematin in home and abroad,and mainly introduced its side chain praoducts. 介紹了國內外頭孢菌素品種的發(fā)展概況,重點(diǎn)介紹了頭孢菌素側鏈產(chǎn)品。
- The major metabolic pathways involved oxidation of the pentyl side chain to alcohols and acids with sequential cleavage of the terminal carbon. 主要代謝途徑為：戊基支鏈末端的碳原子連續裂解而氧化為醇和酸。
- So we designed the resins which polyacrylates as the main chain, biphenylyl as the side chain and the pyrrole on the end of the side chain. 因此本文設計了以聚丙烯酸酯為主鏈，側鏈為聯(lián)苯基，末端帶有吡咯基的樹(shù)脂。
- The synthesis of chiral side chain of taxol and the significance of application of chiral side chain are described in detail. 介紹抗癌藥物紫杉醇的幾種合成方法,重點(diǎn)闡述紫杉醇手性側鏈合成以及應用紫杉醇手性側鏈的重要性。
- A new type of surfactant,consists of quaternary ammonium salt and polyethylene glycol side chain,with a high phasetransfer catalytic ability. 多甘醇單甲醚季銨鹽是一種同時(shí)含氧乙烯鏈及季銨鹽的新型表面活性劑，它具有良好的相轉移催化能力。
