- 更多網絡例句與胂基相關的網絡例句 [注:此內容來源于網絡,僅供參考]
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A new method for the direct synthesis of α-acyl methylenetriphenyl-arsoranes from readily available arsonium salts was afforded.
提供了一個由α-位具有強吸電子取代基的鉮鹽一步合成α-踉谙呤悠登嗖菅侵蓿基胂葉立德的新方法日韩毛片2012一区二区。
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It was found that this polymeric arsine palladium(0) complex is a highly active and stereoselective catalyst for arylation of styrene or acrylic acid.
通過用水合肼對上述聚硅氧烷負載的單齒胂鈀配合物進行還原制備了聚硅氧烷負載的單齒胂鈀(0)配合物,研究表明它是苯乙烯国产三级免费在线、丙烯酸芳基化反應的高活性和高立體選擇性的催化劑女教师日韩精品视频。
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Moreover, the polymeric arsine palladium(0) complex is an efficient catalyst for the carbonyl allylation of aldehydes and the coupling reaction of aryl halides with terminal alkynes or Grignard reagent.
該聚合物負載的胂鈀(0)配合物還是醛的羰基烯丙基化及芳基鹵化物與端炔、Grignard試劑的交叉偶聯反應的有效催化劑91久久婷婷人人澡人人澡。
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Earthworms might be a good bioindicator for the contamination of roxarsone to soil. No significant influence of roxarsone contamination upon the biomass and the reproductive ability of earthworms was found, which indicated that earthworms could tolerate heavy contamination of roxarsone. 2. Effects on the important enzymatic system of earthworms The activities of PROD, BROD and MROD in P450 family were inhibited.
對蚯蚓體內重要酶系統的影響洛克沙胂對P450酶系中的PROD(7-戊氧基異吩噁唑酮-O-脫乙基酶)国产日韩欧美区、BROD(7-芐氧基異吩噁唑酮-O-脫乙基酶)和MROD(7-甲氧基異吩噁唑酮-O-脫乙基酶)的活性都有抑制作用,對MROD的抑制作用最明顯免费成人在线观看网站;在抗氧化酶系統中,對過氧化氫酶在整個試驗進程中都有激活作用亚洲自拍日韩欧美精品,而對其他抗氧化酶有時起激活作用久久浪穴,有時起抑制作用,規(guī)律性不明顯国产嫖娼啪啪精品。
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This paper proposes a method for the determination of 4-hydroxy-3-nitro-benzenearsonic acid and arsanilic acid in the nitration reaction product of arsanilic acid by ion-pair chromatography.
本文提出一種用于測定對氨基苯胂酸硝化反應產物中4-羥基-3-硝基苯胂酸及對氨基苯胂酸含量的離子對色譜法91在线视频免费观看,選擇甲醇:水=25:75作為流動相,0黄片视屏无码免费。
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A high performance liquid chromatography method with UV detection has been established for simultaneous determination of four kinds of organic arsenic in pig feeds,including arsanilic acid,roxarsone,nitarsone and...
建立高效液相色譜法對豬飼料中4種有機胂類藥物[對氨基苯胂酸在线亚洲国产一区日本、3-硝基-4-羥基苯胂酸、4-硝基硝苯胂酸性欧美黑人巨大videoshd、對脲基苯胂酸]的殘留進行了檢測欧美高清中文字幕国产精选。
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Bifluoro nitrobenzene was the raw material of synthesis of asymmetry chromotropic acid bisazo fluoroarsen reagent, By way of ammonia substitution, arsonation, reduction and coupled reactions, bisazo fluoroarsen was synthesized.
以2,4—二氟硝基苯為起始原料黄色操B免费视,經過氨取代最新系列亚洲国产专区、胂酸化、還原亚洲淫乱性图、偶聯反應合成了偶氮氟胂Ⅰ大型日韩精品网站视频在线观看免费,然后分別選擇不同的取代苯胺與偶氮氟胂Ⅰ偶聯,合成了一系列的不對稱變色酸偶氮氟胂www.亚洲com.第四页。
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And thus, either one of the two geometrical isomers can be obtainedat will in high yield with high stercoselectivity,Two different stereoselectivities are displayed in thereactions of arsonium and telluronium benzylides with α,β-unsaturated esters and amides.
發(fā)現了芐基胂国产粗口粗暴国产一级视频、碲葉立德在與α欧美ⅹⅹ性欧美,β-不飽和酯、酰胺的環(huán)丙烷化反應中表現出不同的立體選擇性欧美成人嘿咻在线视频,肉桂基胂性无码在区、碲葉立德與α,β-不飽和酯反應時亦是如此羞羞事网站免费进入。
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Carbonyl arsonium ylides, which reacted with almost equimolarphenylselanyl iodide, were conversed into α-phenylseleno arsonium ylides in thepresence of triethylamine, affording a new method for the synthesis of α-phenylseleno arsonium ylides.
在弱堿三乙胺存在下半時毛片一级毛片一级毛片一级,穩(wěn)定的α-羰基胂葉立德和幾乎等摩爾量的苯硒基碘作用,轉化成α-苯硒基胂葉立德自拍偷拍av网址。提供了一個合成α-苯硒基胂葉立德的新方法激情黄片免费观看。
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Part Ⅱ: The evelopropanation reactions of both semi-stabilized telluronium and arsoniumylides with α,β--unsaturated ketones proceed smoothly.
第二部分:烯丙基、巴豆基免费黄片在线播放精品www、三甲基硅基烯丙基日本色视、肉桂基、芐基碲国产猛男猛女超爽免费视频、胂兩種葉立德與α久久亚洲私人国产精品,β-不飽和酮均可以成功地進行環(huán)丙烷化反應,并且表現出不同的立體選擇性喷奶水大战黑人在线播放。
- 更多網絡解釋與胂基相關的網絡解釋 [注:此內容來源于網絡久久成爱,僅供參考]
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arsino:胂基
亞胂酸基 arsinico | 胂基 arsino | 胂酸基 arsono
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arsono:胂酸基
胂基 arsino | 胂酸基 arsono | 亞胂基 arsylene
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arsyl:胂基 二氫胂基
arsonist | 縱火犯人 | arsyl | 胂基 二氫胂基 | arsylene | 亞胂基
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arsylene:亞胂基
arsyl | 胂基 二氫胂基 | arsylene | 亞胂基 | art academy | 藝術院校
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asparaginyl; asparagyl:天[門]冬酰胺酰基
亞胂基 arsylene | 天[門]冬酰胺醺咔逶谙吖劭疵夥鸦粕悠担基 asparaginyl; asparagyl | 天[門]冬胺?1精品国产精品;?aspartyl
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cacodyl chloride:卡可基氯 二甲胂基氯
cacodoxy | (指宗教上的)錯誤觀念 | cacodyl chloride | 卡可基氯 二甲胂基氯 | cacodyl | 二甲砷基, 四甲二砷
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cacodyl chloride:二甲胂基氯
cachexy 惡液質 | cacodyl chloride 二甲胂基氯 | cacodylic acid 二甲次胂酸,卡可基酸
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aromatic cacodyl:芳胂基 芳族卡可基
aromatic base crude oil | 芳香基原油 | aromatic cacodyl | 芳胂基 芳族卡可基 | aromatic character | 芳香性
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cacodylate:二甲胂酸鹽
cacodyl 二甲胂 | cacodylate 二甲胂酸鹽 | cacodylchloride 二甲胂基氯
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camphanyl; bornyl:莰基;[草(之上)+伯]基;龍腦基
卡可基;二甲胂基 cacodyl | 莰基;[草(之上)+伯]基;龍腦基 camphanyl; bornyl | 樟腦二酰基;莰二蹩吹缬?566AV资源站手机版;?camphoroyl