內酯化 的英文怎麼說

中文拼音 [nèizhǐhuà]
內酯化 英文
internal esterification
  • : 名詞1. (內部; 里頭; 里邊) inner; inside; within 2. (妻子或妻子的親屬) one's wife or her relatives 3. (姓氏) a surname
  • : 名詞[化學] (有機化合物的一類) ester
  1. In vitro induction, differentiation and seeding of source cells for the endothelialization of small - diameter artificial blood vessel of polyurethane

    小徑聚氨人工血管種子細胞的體外誘導分及種植實驗
  2. Activation of calix 6 arene in the ring - opening polymerization of - caprolactone catalyzed by rare earth aryloxide catalysts in low temperature

    低溫開環聚合中的活作用
  3. The natural product ( ) - dihydroactinidiolide was synthesized from citral via following steps : cyclization, cyanation, hydrolysis - cycization and dehydration in 40. 24 % total yield

    摘要以檸檬醛為原料,經環、羥腈、水解關環和脫水4步反應,以40 . 24 %的總產率合成了( ) -氫獼猴桃
  4. This article mainly focus on the selection and amelioration of catalyst. we think the mechanism of depolymerization reaction of the poly lactic acid ( oligomer ) is a intramolecular ester exchange reaction

    本文從改善合成反應的催條件入手,通過對丙交合成反應的機理分析,認為整個反應是一個和分子交換的反應過程。
  5. Lactones are major chemicals used in the preparation of other organic reagents.

    是制備其他有機試劑的重要學品。
  6. In this paper two - generation reproduction toxicity of fenvalerate, a - cypermethrin, chlorpyrifos, and triazophos was tested in a 21d period with water flea, daphnia magna, . the toxicity indicator included longevity, body length, days to first brood, days to first pregnancy, number of youth per female, intrinsic rate of natural increase ( r ), and number of broods per female. accordingly, the dose - response relations and relations between the chronic responses and enzyme levels were investigated

    為了確定水蚤體指標與慢性毒害效應之間的關系,特別是在低濃度暴露狀態下生指標改變的生物學意義,以便能更準確預測早期農藥對水蚤種群的潛在危害,本文以浙江省常用殺蟲劑氰戊菊、高效氯氰菊、三唑磷和毒死蜱進行了大型蚤( d . magna )的急性和慢性毒性試驗(包括子代水蚤的恢復試驗) 。
  7. Increasing ultrasound intensity in the range of cavitation threshold and cavitation peak value, decreasing monomer concentration and increasing the temperature make the induction period shorter. under optimized reaction conditions, the conversion of ba can reach 90 % in 11 min at high n2 flow rate the viscosity average molecular weight of the obtained pba reaches 5. 24 106. the molecular weight of pba varies with ultrasonic irradiation time, indicating that the ultrasonic induced emulsion polymerization is dynamic and quite complicated, polymerization of monomer as well as degradation of polymer occurs concomitantly

    一、實現了無常規學引發劑存在下的超聲輻照引發丙烯酸正丁( ba )間歇乳液聚合,制備了pba納米粒子,在11min率達到90 ,分子量達5 . 24 10 ~ 6 ,隨反應時間的延長而降低,表明超聲輻照引發乳液聚合是一個動態的復雜過程,單體的聚合和聚合物的降解同時發生。
  8. This paper reviewed the progress of structure - activity relationship and chemosynthetic methods of brassinosteroids in recent years

    摘要綜述了油菜甾醇類植物生長調節劑的結構與活性關系及近年來的學合成方法。
  9. The novel method of lll ' i. c chromatographic fingerprints, showing much more complete and abundant information in the chromatographs, is applied in the analysis and evaluation of the ap from different sites, and results well

    為促進藥材標準的科學、合理,我們在對穿心蓮按照gap規范進行藥材試種的同時,也進行了穿心蓮和脫水穿心蓮不同生長期動態變的考察,並考察了農藥兒肥料對穿心蓮質量的影響。
  10. On the basis of discussing the developmellt of antistatic and amibacterial polyamide generally in past decades, the anistatic and anibacterial methods and technologies of synthetic fibers are suxnmarzed emphasisly in this paper a series of pcaneg block copolymers are synthesized by two steps

    採用先合成雙端羧基的遙爪預聚己酰胺,再與聚乙二醇進行、縮聚的方法,合成了pca peg (聚己酰胺聚乙二醇)嵌段共聚物。
  11. Effect of exogenous 24 - epibrassinolide on antioxidant system and protein content in cucumber seedlings under nutrient solution hypoxia stress

    表油菜素對低氧脅迫下黃瓜幼苗抗氧系統及蛋白含量的影響
  12. Hydrogen peroxide ( h2o2 ), salicylic acid ( sa ), jasmonic acid ( ja ), ethylene ( et ) and brassinolide ( bl ) play important roles in this network

    過氧氫,水楊酸,茉莉酸,乙烯,油菜素等信號分子在這個網路中起著重要作用。
  13. Collecting information from thirty and more references, the research work on membrane reactor was summarized

    摘要對膜反應器的模型建立及其應用於反應中的國外研究情況進行了總結。
  14. It was recognized as a brain - gut peptide since the peptide and its receptor exist in the central nervous system. previously, we demonstrated that motilin and motilides activates cells in paraventricular nuclei ( pvn ) reflected by increased gastric motility and induction of the immediate early gene c - fos in conscious rat, which suggests central motilin participates in the regulation of gastric motility. it was reported in 2001 that ghrelin is an appetite - stimu latory signal from stomach with structural resemblance to motilin

    胃動素( motilin , mt )是由小腸上段粘膜分泌細胞合成並分泌的22個氨基酸組成的腦腸肽,調節消間期胃運動, pvn給予胃動素和胃動( motilides )可增強清醒大鼠胃運動,中樞微量注射胃動素可誘導pvn中立即早期基因c - fos的表達,提示中樞胃動素參與胃運動的調控,人ghrelin和胃動素之間有36的相似性,而且二者的受體之間有50的相似性,因而有人稱ghrelin為「胃動素相關肽」 。
  15. Research on the anti - oxidation and photo - stability of cvl and thermochromic red

    結晶紫和熱敏紅的抗氧性和光穩定性的研究
  16. On the basis of anal zing structure - activity relationship, the key points and solving methods of synthesizing brassinosteroids are introduced from the synthesis of matrix - cycle and introducing side chain

    在分析油菜甾醇類植物生長調節劑結構與活性關系的基礎上,從母環的合成和側鏈的引入兩個方面詳細介紹了該類合物的合成關鍵及解決方法。
  17. R - butyrolactone is one of the major chemical materials which has an extensive application in pharmaceuticals, pesticides, petrochemicals, etc.

    R -丁是重要的有機工原料,在醫藥農藥石油工等方面有著廣泛的應用。
  18. The studies on cell immobilization culture of ginkgo biloba l, as well as the production of their secondary metabolite - ginkgolides were reported in this paper

    本文對銀杏細胞固定培養及其次生代謝產物銀杏的產生進行了較為系統的研究。
  19. This paper gives a review of recent development of ginkgolides, which covers its chemical structure, pharma - cology, clinical implication, preparation and analytical method, and also discusses its application prospects

    本文就銀杏葉藥用現狀、發展趨勢進行了分析。對銀杏學結構、藥理作用與臨床應用、制備及分析方法等方面作了介紹,並討論了它的應用開發前景。
  20. This paper gives a review of recent development of ginkgolides, which covers its chemical structure, pharmacology, clinical implication, preparation and analytical method, and also discusses its application prospects

    摘要本文就銀杏葉藥用現狀、發展趨勢進行了分析。對銀杏學結構、藥理作用與臨床應用、制備及分析方法等方面作了介紹,並討論了它的應用開發前景。
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