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- keto carbene 酮卡宾
- The carbene also reacts with alcohols. 碳烯也可与醇反应。
- Metal salts and Carboxy, keto, aldehyde, acetoacetoxy, complexes phosphonic acid, imine, amino and thio. 金属盐类和羧基,酮,醛,乙酰乙酸,配合膦酸,亚胺,氨基酸和硫代。
- Our calculations demonstrate that the mechanism of Rh(II) carbene O-H insertion is complicated. 我们的计算从理论上预测了二价铑卡宾插入到O-H,S-H键的反应机理和可能的反应路线,密度泛函计算结果表明Rh(II)-卡宾插入到O-H键的反应机理具有复杂性。
- Cyclic carbonate, Amine aldehyde, keto, activated olefinic bond, N-alkoyl, acid, anydride, acid chloride, acetoacetoxy. 环碳酸酯,胺醛,酮,活性烯键的N alkoyl,酸,anydride,酰氯,乙酰乙酸。
- "The keto form predominates in many aldehydes and ketones, the enol form in ph enol s. 在许多醛和酮中酮基都是最主要的组分。
- Ring closing metathesis (RCM) of dienes to cycloalkene provides an important tool for C-C double bond formation catalyzed by metal carbene. 关环转换反应是形成碳碳双键的重要反应之一,即双烯化合物在金属碳烯催化下关环得到环烯类化合物。
- The paper introduces implication of grignard reagent and application in organic synthesis ,such as,synthesis of alcohol,aldehyde,keto,acid and alkane,etc. 本文介绍了格利雅试剂的含意,格利雅试剂在合成中的主要应用(如:合成醇、醛、酮、酸、烃等)。
- They said(say) hydrogen proxde[hydrogen peroxide] or carben pioxide[carbamide peroxide] may also help. 他们说过氧化氢或过氧化脲也有帮助。
- Immunoradioassay was used for the examination of brain cAMP, cGMP, TXB 2 and 6 keto PGF1a(metabolites of TXA 2 and PGI 2) contents. 各组到预定时间后 ,取脑组织匀浆 ,用放免进行环磷酸腺苷 (cAMP)、环磷酸鸟苷(cGMP)与TXB2 及 6 酮 (TXA2 、PGI2 稳定代谢产物 )含量测定 ,并对脑组织匀浆进行蛋白定量。
- Small molecular reaction include diazonium salts, initiator decompose free radicals, carbene free radicals, and nitrene free radicals. 用于改性碳纳米管的小分子自由基包括芳香偶氮盐、过氧化物分解产生的自由基、卡宾与乃春自由基等;
- Ningbo carbene is visual photographic agency specializing inwedding,photo agencies.warm and thoughtful service has always been our aim! 宁波卡宾视觉摄影机构是一家专业从事婚纱、写真摄影机构。热情周到的服务始终是我们的宗旨!
- The efectofaddition ofsom e m etalions and keto acids on L-m alic acid ferm entation by im m obilized Aspergillus flavus wasstudied. 研究了某些金属离子和酮酸对固定化黄曲霉发酵L-苹果酸的影响。
- The crosslinking reaction between keto group and hydrazine group was proved by FTIR and TEM (transimission electron microscope) technology. 用傅里叶红外光谱和透射电镜证实了酮羰基与肼基之间发生了交联反应。
- New,sterically demanding 1,3-dialkylimidazolinium salts used as N-heterocyclic carbene precursors were synthesized and characterized. 合成并表征了一种新型的有空间需求的N-杂环卡宾前驱体1,3-二烷基咪唑啉盐。
- Abstract The crosslinking reaction between the keto group and the hydrazine group was used to prepare the crosslinkable polyurethane/acrylic emulsion. 摘要 文中利用肼基与酮羰基之间的脱水缩和反应制备了丙烯酸树脂交联改性水性聚氨酯乳液。
- Lipid peroxidation was induced in wistar rat liver by carben tetrachloride (CCl 4) for studying the effect of LbL on the liver. 为观察宁夏枸杞(LbL)对大鼠肝脏的影响,用四氯化碳(CCl4)诱发大鼠肝脂质过氧化。
- While the pressure of PEEP increased from 0 to 30 cmH 2O, TXB 2 increased by 41 0%, 6 Keto PGF 12 increased by 21 1% and the ratio of TXA 2/PGI 2 decreased. PEEP压力从0增至30cmH2O,TXB2增加41.;0%25,6-keto-PGF12增加21
- The coenzyme thiamine(vitamin B1),a natural thiazolium salt,is involved in many enzymatic catalyses.Many chemists have tried to perform enzyme mimetic symmetric carbene catalysis. 模拟硫胺素辅酶的卡宾立体选择性催化剂是化学家的研究热点,对近十年来手性N-杂环卡宾在对映选择性偶姻缩合中的应用进展进行研究。
- Satal Keto and his cousin Aleema would go on to forge the Krath, a secret society of social elites in the Empress Teta system, who dabbled with the dark side and Sith magic. 萨朵.凯多和表亲阿力玛藉由黑暗面和西斯巫术,在黛塔女皇星系成立了秘密的卡瑞斯教派阶级。