脲基 的英文怎麼說

中文拼音 []
脲基 英文
ureido脲基酸 [有機化學] ureido acid
  • : 名詞[化學] (尿素) urea; carbamide
  1. Synthesis and hormone activity of n - 5 - tetrazolyl - n - aryl acyl urea

    芳酰的合成與植物激素活性
  2. Abstract : in ureide - transporting legumes , ureides ( allantoin and allantoic acid ) are major transportform of biological fixed nitrogen. the distribution , properties , structure and regulation of plant allantoinase were reviewed in detail. the advances in the recent studies on allantoate amidohydrolase and ureidoglycolate amidohydrolase were introduced. and the works desired to be done were pointed out

    文摘:全面綜述植物酰降解代謝酶的研究現況,概述植物尿囊素酶的分佈、性質、結構,以及調節控制,並簡介植物尿囊酸酰胺水解酶和脲基乙醇酸酰胺水解酶的研究近況,同時指出待研究的方向。
  3. Furbenicillin sodium, a known semi - synthetic ureide type of antibiotic firstly marketed in china, was synthesized from starting material 2 - furaldehyde via six steps including oximation reaction, beckmann rearrangement, isocyannuration, amination, condensation and salification etc

    摘要以呋喃甲醛為起始原料,經厲化、貝克曼重排、異氰酸化、氨化、縮合和成鹽6步反應,合成了酰類青霉素抗生素呋布西林鈉。
  4. It is also present in an aqueous solution of nitrourea or a sulphuric acid solution of nitrourea.

    它也存在於硝的水溶液或硝的硫酸溶液中。
  5. Synthesis and biological activity of n - 5 - tetrazolyl - n ' - aryl formyl urea

    芳甲酰的合成與生物活性
  6. Synthesis of coupling agents of benzoyl thiourea silanes

    類硅烷偶聯劑的合成
  7. Synthesis and characterization of carbazole based dithiosemicarbazones

    含咔唑環的二縮氨的合成與表徵
  8. Under acid condition open chaining crown ether diaromatic aldehyde can react, and they will synthesize a compound of chaining crown ether diaromatic aldehyde thiosemi - carbazone kind

    摘要鏈狀冠醚二芳醛在酸性條件下與氨反應,合成了鏈狀冠醚二芳醛縮氨硫類化合物。
  9. Synthesis and analysis of n, n ' - diphenyl thiourea

    二苯的合成與分析
  10. The rate of the coordination reaction between divalent metal ions and murexide in a water - in - oil microemulsion was determined by spectrophotometric technique to study the transport of the metal ions entrapped in the organogel formed by cationic surfactant cetyltrimethylammonium bromide

    以微乳液中二價金屬離子與紫酸胺之間的配位反應為指示反應,採用分光光度技術,研究了金屬離子在由陽離子表面活性劑十六烷三甲溴化胺構建的微乳凝膠中的傳質問題。
  11. Mainly as reducing agent and developer, be used to make oxime inorganic synthesis, and also as material to synthesize anticancer medicine hydroxyurea, sulfonamide sinomin and pesticide methomyl. as depolariser in electroanalysis and as non - staining short - term abeyant agent in synthesis rubber industry

    本品主要用作還原劑和顯像劑,有機合成中用於制備肟,也用作合成抗癌藥羥磺胺藥新諾明和農藥滅多威的原料。
  12. Mainly as reducing agent and developer, be used to make oxime inorganic synthesis, and also as material to synthesize anticancer medicine ( hydroxyurea ), sulfonamide ( sinomin ) and pesticide ( methomyl ). as depolariser in electroanalysis and as non - staining short - term abeyant agent in synthesis rubber industry

    本品主要用作還原劑和顯像劑,有機合成中用於制備肟,也用作合成抗癌藥(羥) 、磺胺藥(新諾明)和農藥(滅多威)的原料。
  13. The hydrazinecarbothioamide was prepared from hydrocyanic acid, hydrazine hydrate, and sulphur. the total yield is over 80 %

    摘要介紹了以氫氰酸、水合肼、硫磺為主要原米制備氨的工藝過程,探討了合成工藝條件,反應總收率在80 %以上。
  14. Produces carboxymethyl cellulose, thiourea dioxide, cmc, tdo, sodium hydrosulfite

    羧甲纖維素鈉二氧化硫保險粉
  15. However, efforts to eliminate semicarbazide sources from packaging had already progressed, and manufacturers are now using sodium bicarbonate as the replacement chemical in the production of plastic seals

    然而,將氨清除出包裝材料的工作也已取得了進展,現在生產商們用重碳酸鹽作為氨的替代化合物。
  16. Iodometric determination of o - methylphenyl - thiourea

    碘量法測定鄰甲苯硫
  17. Synthesis of n - aroyl - n - carboxyalkyl substituted thiourea derivatives

    衍生物的合成
  18. Synthesis of novel thioureas and thiosemicarbazides containing 1, 2, 3 - triazole

    對甲氧苯甲酰的合成與表徵
  19. Since ureido - dcarbamido grease with high dripping temperature, long life, withstand high temperatures, high - speed, anti - water, it has broad industrial applications, but the ability of resisting high pressure is not well which limit its development more or less

    由於脲基潤滑脂具有滴點高、使用壽命長、耐高溫高速性、抗水性等優點,使其在工業上具有廣泛的應用,但脲基脂本身的極壓性能不高等缺陷在一定程度上限制了其發展。
  20. This article proposed an idea of using nanometer science and technology to change the property of the grease. we added the nano particles into the grease, and dispersed them uniformly and stably, to make different products which contain kinds of content. we filtered more than 11 nano particles from the results of the long - time friction tests, and focused on three kinds of prescriptions which have outstanding performance

    本文提出了利用納米科學技術對脲基潤滑脂進行改性的思路,將納米微粒添加到脲基潤滑脂中,進行均勻和穩定的分散,製成含不同納米微粒的配方,利用長磨試驗的結果,對11種納米材料進行了篩選,並研究了三種性能比較優異的納米微粒的摩擦學性能。
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