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- Ethyl tert butyl ether is synthesized from ethanol and tert butyl alcohol by reaction distillation. 以乙醇和叔丁醇為反應物,采用反應精餾法合成了乙基叔丁基醚。
- Its structure was determined as 2,4 di tert butylphenol by the spectrum data of IR, MS, 1HNMR and 13 CNMR. 經(jīng)過(guò)IR，MS，1HNMR和13CNMR等波譜數據分析，確定其結構為2，4－二叔丁基苯酚。
- The HBx gene could improve the activity of tel omerase and upregulate the expression of TERT gene in HCC cells. HBx基因可增強肝癌細胞端粒酶活性 ,上調TERT基因表達 ;
- The influence of the p tert butyl phenolic resin level on the dynamic properties of NR/NBR/ENR blend was investigated. 研究了對叔丁基酚醛樹(shù)脂用量對NR/NBR/環(huán)氧化天然橡膠 (ENR)共混物動(dòng)態(tài)力學(xué)性能的影響。
- Positional and time effects of specific siRNA inhibit the expression of h TERT... 特異性siRNA抑制hTERT基因表達的位置及時(shí)間效應 Positional and time...
- The reaction takes place quantitatively between the isothiocyanates and piperdine in tert butanol medium. 在特丁醇介質(zhì)中，異硫氰酸酯能與哌啶發(fā)生定量反應；
- In the United Kingdom, only to the children's parents said tert brothers and sisters. 在英國，孩子只對父母親的兄弟姐妹稱(chēng)叔。
- The refined process of 2,6 di tert butyl 4 methylphenol is studied by means of batch distillation and the design of technological process on the basis of the result is completed. 采用間歇精餾方法,對2,6二叔丁基對甲苯酚的精制過(guò)程進(jìn)行了研究,并根據研究結果進(jìn)行了工藝過(guò)程的設計。
- Synthesis of 2,5di tert butylhydroquinone by alkylation of hydroquinone with methyl tert butyl ether (MTBE) was studied. 研究了以對苯二酚和甲基叔丁基醚 ( MTBE)為原料 ,以酸性陽(yáng)離子交換樹(shù)脂為催化劑合成 2 ,5二叔丁基對苯二酚 ( DBHQ)。
- AIM: To explore the possible mechanism of tert - butyl hydroperoxide (t - BHP) - induced apoptosis in rat cortical neurons. 目的:探討第三丁基過(guò)氧化氫(t-BHP)誘導大鼠皮層神經(jīng)元凋亡的可能機制。
- Synthesis of sterically hindered dicyclohexylmethyl、L menthyl and tert butyl diazoacetate by diazo transfer was described on this paper. 研究了用重氮轉移法合成具有較大空間位阻的重氮乙酸二環(huán)己基甲酯、L-薄荷酯和叔丁酯。
- The synthetic process of 2,4di?tert?butylphenol was studied in a batch reactor, while isobutylene was used as alkylating agent. 以異丁烯為烷化劑 ,在間歇反應釜中研究了苯酚烷基化反應合成 2 ,4二叔丁基苯酚的反應工藝。
- Methods After treatment of amino acids with 2,4 dinitrofluorobenzene(DNFB) excessive DNFB was removed by extraction with tert bultyl methyl ether. 方法 氨基酸與2 ,4 二硝基氟苯衍生化反應完成后 ,用 10ml叔丁基甲醚抽提 2次 ,每次 5ml,以除去多余衍生化試劑。
- The catalytic activity of model complexes was examinated for the oxidation of low hydro carbons with tert butylhydroperoxide under gentle condition. 用叔丁基過(guò)氧化氫作氧化劑，研究了單加氧酶模型化合物對低碳烷烴和烯烴在溫和條件下氧化的催化活性。
- The oligomer products can be used to prepare high octane gasolene component,isononanol,p tert octylphnol,etc.,there will be remarkable benefits. 齊聚產(chǎn)物可用于生產(chǎn)高辛烷值汽油組分、異壬醇、對叔辛基酚等石化產(chǎn)品,效益顯著(zhù)。
- The advanced technical study on synthesis of Tert Butyl benzene was introduced.The totyal yield and the quality of Tert Butyl benzene was improved. 介紹了叔丁基苯合成工藝改進(jìn)的方法,提高了產(chǎn)品的質(zhì)量和收率。
- The old technological conditions of antioxidant 1076 being prepared from. 2,6 di tert butyphenol,methacrylate and n octadecanol have been improved. The yield is above 80%. 對以 2 ,6 -二叔丁基苯酚、丙烯酸甲酯和十八碳醇為主要原料合成抗氧劑 10 76的原工藝條件進(jìn)行改進(jìn) ,使總收率達 80%25以上。
- METHODS With the method of seropharmacology,the expression of TERT by immunohistochemical technique was studied by contrast of Cyc,that was,positive control. 方法利用血清藥理學(xué)方法,以Cyc為陽(yáng)性對照,用免疫組化技術(shù)觀(guān)察小鼠腹水型肝癌細胞株H22TERT的表達。
- The synthesis of cis 4 tert butylcyclohexanol was studied from 4 tert butylphenol with Ni,Pd/C,Pt/C et al as catalyst by the way of liquid catalytic hydrogenation. 采用雷尼鎳、Pd/C、Pt/C等為催化劑 ,由對叔丁基酚液相催化加氫合成順式對叔丁基環(huán)己醇。
- According to the conductance results, the reactions between 4 - tert - butyl - calix[4] arene and amines proceed in two steps. First, a proton transfer from calixarene to amine. 電導測定表明在乙腈溶液中脂肪胺與對叔丁基杯[4]芳烴間的反應分兩步進(jìn)行:首先胺從杯芳烴得到一個(gè)質(zhì)子生成胺正離子和杯負離子;然后離子再進(jìn)一步包合.
