碘代 的英文怎麼說
中文拼音 [diǎndài]
碘代
英文
(含碘的) iodo碘代苯 iodobenzene; 碘代醇 iodohydrin; 碘代酸 iodo-acid; 碘代烴 iodohydrocarbon; 碘代烷 [有機化學] iodoalkane; methyl iodide; 碘代酰基 iodacyl-
A new convenient synthesis of a series of polyfluoroalkyl substituted cyclopropane derivatives was achieved by the reaction of polyfluoroalkyl iodides with diethyl allylmalonate in the presence of sodium dithionite in 45 % ~ 55 % yields
摘要以連二亞硫酸鈉為引發劑,烯丙基丙二酸二乙酯與多氟烷基碘代烷在溫和條件下反應,方便地得到一系列多氟烷基取代的環丙烷衍生物,產率45 % ~ 55 % 。In the eighties of the 20th century, the western developed country used widely pvp - i in a more cost - effective manner polyethylene pyrrole alkane ketone iodine, have another name called and gather and link the ketone iodine
20世紀80年代,西方發達國家就大力推廣使用pvp - i (聚乙烯吡咯烷酮碘,又稱聚維酮碘) 。Methods for chemical analysis of iron steel and alloy. the sodium thiosulfate separation iodimetric method for the determination of cupper content
鋼鐵及合金化學分析方法硫代硫酸鈉分離-碘量法測定銅量Method for chemical analysis of constantan resistance alloy the potassium iodide - sodium thiosulfate titrimetric method for the determination of copper content
康銅電阻合金化學分析方法碘化鉀-硫代硫酸鈉滴定法測定銅量Preparation of alkynyl sulfides and the stereoselective synthesis of - - iodovinyl sulfides
碘代烯基硫醚的立體選擇性合成Determination of thiosulphate and other residual chemicals in processed photographic materials - iodine - amylose, methylene blue and silver sulphide densitometric methods
已加工的攝影材料中硫代硫酸鹽及其他化學殘留物的測定方法.碘-直鏈澱粉法亞甲藍法和硫化銀密度法Water quality - determination of dissolved anions by liquid chromatography of ions - part 3 : determination of chromate, iodide, sulfite, thiocyanate and thiosulfate
水質.用液態離子色譜法測定溶解的陰離子.第3部分:鉻酸鹽碘化物亞硫酸鹽硫氰酸鹽和硫代硫酸酯的測定Water quality - determination of dissolved anions by liquid chromatography of ions - determination of chromate, iodide, sulfite, thiocyanate and thiosulfate
水質.用液態離子色譜法測定已溶解的陰離子.第3部分:鉻酸鹽碘化物亞硫酸鹽硫氰酸鹽和硫代硫酸鹽的測定Photography - determination of residual thiosulfate and other related chemicals in processed photographic materials - methods using iodine - amylose, methylene blue and silver sulfide
攝影.處理后的攝影材料中殘留硫代硫酸鹽和其他相關化學品的測定.碘-直鏈澱粉法亞甲蘭法及硫化銀法The reaction of ethyl allylacetoacetate with polyfluoroalkyl iodides under similar conditions gave the corresponding adducts, which were sequentially treated with base to the cycization products
在相同條件下,烯丙基乙酰乙酸乙酯與多氟烷基碘代烷反應得到相應的加成物,加成物隨後用堿處理也得到環合的產物。From a viewpoint of organic synthesis chemistry, the recent development and applications of molecular iodine as a catalyst in organic reactions including the formation and cleavage of common protecting groups, oxidation, reduction, cyclization, addition, substitution and rearrangement are reviewed
從有機合成化學的角度,按反應類型綜述了分子碘作為催化劑在有機化學中的應用,碘催化的反應主要涉及保護基團的形成和裂解、氧化和還原反應、成環反應、加成反應、取代反應和重排反應等。Our key insight was the realization that different xenon isotopes in our oklo sample were created at different times ? following a schedule that depended on the half - lives of their iodine parents and tellurium grandparents
我們的關鍵性認知是理解到,歐克陸標本中各種氙同位素是在不同時間生成的,時程表取決於它們的母元素碘和再上一代元素碲的半衰期。The main chemicals used for disinfection purposes are halogenated compounds containing chlorine or iodine, alkalis such as sodium hydroxide or ammonium, phenols such as chlorhexidine acetate, aldehydes, such as the glutaraldehydes, ampholytes ( which may behave either as acids or as bases ), surfactants, and gases such as ethylene oxide
在消毒中使用的主要化合物是含有氯或碘的鹵代化合物、氫氧化鈉或銨之類的堿洗滌劑、氯己啶之類的酚類、戊二醛之類的醛、兩性電解質(可作為酸類或基底使用) 、表面活化劑及環氧乙烷之類的氣體。With the development of infrared tunable opo, its application is more and more wide. lt is possible for us to estimate the quality of resonant mirrors in laser with high energy and to improve the output energy of laser, by measuring the reflectivity of resonant mirrors of coil and df laser by cavity - ring - down which use output wave of opo as the laser source, instead of coil and df laser with high price and huge space
用opo紅外輸出激光作為光腔衰蕩的光源代替價格昂貴、體積龐大的氧碘和氟化氖激光器,對其諧振腔鏡的高反射率進行測量,以達到對高功率激光器腔鏡高反膜質量的評價,為改進膜系設計、鍍膜工藝優化和提高激光器的輸出能量提供理論依據。In this paper, the performance of adsorbing and retarding 125i ( substituted for 129i ) for mixed materials as buffer, backfill material was investigated, the distribution coefficient kds by batch sorption experiments were determined for four kinds of minerals and one kind of bentonite under atmosphere, iodine sorption and desorption on several mianerals were studied under low oxygen ambience at first time in the domestic, and apparent diffusion coefficient da of 125i ~ was determined for mixed minerals under atmosphere
在大氣條件下用批式實驗法研究了放射性125i - 、 125io3 - (用i - 125代替i - 129 )在黃銅礦、方鉛礦、黃鐵礦、辰砂上的吸附和解吸行為,並且在國內首次研究了低氧條件下碘在幾種礦物上的吸附和解吸行為;在大氣條件下,用恆定源擴散法研究了125i -在方鉛礦與膨潤土組成的混合材料中的擴散行為。The most widely used halogenated compounds are chlorine ( in the form of sodium hypochlorite ) and iodine
使用最多的鹵代化合物是氯(以次氯酸鈉的形式)及碘。Amiodarone influences thyroid hormone secretion and metabolism in all patients taking the drug
胺碘酮影響所用服用這種藥物的患者的甲狀腺激素的分泌和代謝。The result showed that povidone - iodine and isothiozolone can react with the phaeocystis globosa ' s chlomphyl, protein and sod enzyme to destroy the metobolism of the cell and kill the cell
實驗研究結果表明,碘伏和異噻唑啉酮通過與藻類的葉綠素、蛋白質和酶等反應,使細胞代謝異常,從而殺死藻體。Effects of excessive iodine on apoptosis in primary cultured cortical neurons of rats
高碘對原代培養的大鼠皮層神經元細胞凋亡影響的實驗研究The study of children ' s intelligence and metabolism levels of iodine and fluoride
高碘高氟地區兒童智力及碘氟代謝水平的調查研究分享友人