羥基甲苯甲酸 的英文怎麼說

中文拼音 [qiǎngjiǎběnjiǎsuān]
羥基甲苯甲酸 英文
vesotinic acid
  • : 名詞[化學] (羥基) hydroxyl (group)
  • : Ⅰ名詞1 (天乾的第一位) the first of the ten heavenly stems2 (爬行動物和節肢動物身上的硬殼) she...
  • : 酸構詞成分。
  • 苯甲 : benzyl-
  1. Synthesis of butyl p - hydroxy benzoate under microwave irradiation

    丁酯的微波輻射合成法研究
  2. Benzoic acid or methyl para - hydroxybenzoate or

    乙酯或
  3. The methods for synthesizing p - hydroxyl ethyl benzoate catalyzed by sulfuric acid, p - toluene sulfonic acid, amino sulfonic acid, strongly acidic cationic exchange resin, ferric chloride hexahydrate, aluminum chloride hexahydrate, stannic chloride pentahydrate, copper sulfate, titanium sulfate, rare earth metal oxide, sodium bisulfate monohydrate, solid super acid and heteropoly acid and so on are reviewed

    摘要評述了硫、對、氨、強性陽離子交換樹脂、六水合三氯化鐵、六水合三氯化鋁、五水四氯化錫、硫銅、硫鈦、稀土金屬氧化物、一水硫氫鈉、固體超強、雜多等催化劑催化合成對乙酯的方法。
  4. A mixture of catechin and epicatechin, procyanidin b4, 4 - hydroxy - benzoic acid and ethyl gal - late were purified and identified from grape seed procyanidin extract

    得到2種原花青素的單體: ( + ) -兒茶素和( - ) -表兒茶素; 1種原花青素二聚體b4 ; 2種其他酚類物質:對及沒食子乙酯。
  5. The present work indicates the organic nf membranes and the inorganic nf membranes all have shortages, so develop composite nf membranes that have low cost, mechanically strong and thermally / chemically - resistant, easy to cleanout and good performances is a very important task. in this paper, the preparation of inorganic - organic composite nf membranes were presented. this composite comprise a porous sio2 / al2o3 support substrate, the pore diameters of which ranging from 10 to 15 nm, this inorganic support substrate having a polymer membrane which comprises an polyvinyl alcohol ( pva ) or polyamide ( pa ) densely deposited on at least one of the face surfaces thereof, the structural porosity of such pva and pa membrane ranging from 3 to 5 nm

    本論文以開發無機?有機復合納濾膜為出發點,首先在al _ 2o _ 3多孔微濾膜上利用溶膠?凝膠法制備sio _ 2 al _ 2o _ 3無機復合超濾膜作為無機?有機復合納濾膜的膜;選用聚乙烯醇和聚酰胺為表面功能層材料,分別探討了以丁二和磺水楊為混合交聯劑,採用浸塗法制備了聚乙烯醇sio _ 2 ? al _ 2o _ 3復合納濾膜;以均酰氯、哌嗪和二胺為單體,採用界面聚合法制備了聚酰胺sio _ 2 ? al _ 2o _ 3復合納濾膜,並對影響膜性能的諸多因素進行系統研究。
  6. Methyl para - hydroxybenzoate or ethyl pare - hydroxybenzoate or

    乙酯或
  7. Ethyl para - hydroxybenzoate or propyl para - hydroxybenzoate or

    丙酯或
  8. Methyl para - hydroxybenzoate or ethyl para - hydroxybenzoate or

    酯或
  9. Synthesis of - naphthyl ethyl ether catalyzed by copper chloride with microwave irradiation solvent - free system

    2催化合成對正丁酯
  10. ( 2 ) an aminobenthiazole schiff base has been synthesized as a new fluorescence carrier by reacting 2 - aminobenthiazole with p - allyoxybenzoldohyde. the new kind of schiff base can be utilized for preparing an optical sensor, used for determining furazolidone based on the fluorescence quenching. aminobenthiazole schiff base immobilized on a glass plate surface by covalent bonding can circumvent the leakage of the fluorephore from the sensor surface and guarantee a relatively long working lifetime

    ( 3 )用強熒光團2 -氨並蒽酮與對烯丙氧醛合成了另一種新的schiff堿類化合物,與丙烯乙酯、丙烯酰胺、環乙二醇二丙烯酯共聚制得光極膜,制備了一種並蒽酮schiff堿光化學傳感器,可用於單質碘的測定。
  11. Food additive propyl p - hydroxybenzoate

    食品添加劑對丙酯
  12. The barnidipine hydrochloride were prepared via cyclocondensation from m - nitrobenzaldehyde, methyl acetoacetate and anmmonium bicarbonate, hydrolysis, esterification with opticaliy ( s ) - n - benzyl - 3 - py - rrolidinol, recrystallisation and salification

    摘要研究了以碳氫銨,間硝醛和乙酰乙酯為原料,經縮合、部分水解,再與( s ) - n -芐3 -吡咯烷經酯化、分步重結晶、成鹽得到鹽巴尼地平的工藝路線。
  13. Synthesis of n - butyl p - hydroxy benzoate catalyzed by amino sulfonic acid

    催化合成對正丁酯
  14. Its headquarter is located at xinkailu no. 8, xuanhua district of zhangjiakou city. its main products include ziyun brand civil explosive products series : powdery ammonium nitrate explosive emulsion explosive industrial fuse ; ziyun brand fine chemical products series : glyoxalic acid 5 - 4 - hydroxyphenyl hydantoin p - hydroxyphenylacetic acid p - hydroxyphenylacetamide allantoin daidzein bufexamac ; aaa brand fine chemical products series : ethylamine methanol trimethylacetic acid tert - valeryl chloride ; great wall brand agricultural chemical fertilizer products series : ammonia urea ammonium bicarbonate ; chenguang brand calium carbide chenguang brand acetylene carbon black xuguang brand dissolved acetylene ; and the others as sulphur ammoina liquor oxygen nitrogen, etc.

    公司現有主要產品為,紫雲牌民爆產品系列:粉狀硝銨炸藥乳化炸藥工業導火索紫雲牌精細化工產品系列:乙醛海因對乙酰胺尿囊素大豆甙元丁三a牌精細化工產品系列:乙醇特戊特戊酰氯長城牌農化產品系列:合成氨尿素碳銨晨光牌電石,乙炔炭黑旭光牌溶解乙炔。
  15. Fine chemical producer in china. products are mostly cyanobenzyl derivatives, used as intermediates for fluorescent bleaching agents, dyes, pharmaceuticals, and agrochemicals

    -主要生產三氯新,間,鄰氯氯芐等醫藥農藥中間體及抗菌添加劑的單位。
  16. Method for the determination of benzoic acid, sorbic acid and p - hydroxybenzoates in royal jelly - liquid chromatographic method

    蜂王漿中山梨酯類檢驗方法.液相色譜法
  17. Manufacturer of pharmaceutical intermediates and fine chemicals in china. products include a range of aromatic amines, as well as intermediates for specific apis

    -主要生產對硝, 3 -戊酮, dl -對甘氨, dl -對海因,乙醛產品。
  18. Hydroxy isophthalic acid

  19. Standard test method for determination of butylated hydroxy toluene in polymers of ethylene and ethylene - vinyl acetate copolymers by gas chromatography

    用氣相色譜法測定乙烯和乙烯-乙烯酯共聚物的聚合物中丁的標準試驗方法
  20. Study on the catalytic synthesis of ethyl p - hydroxybenzoate by copper p - toluene sulfonate

    銅催化合成對乙酯的研究
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