亚磺酸
- 名sulfinic acid
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简要介绍了废纸浆的漂白方法、甲脒亚磺酸(FAS)的制备原理、物理化学性质及漂白脱色机理,还介绍了用FAS漂白旧新闻纸脱墨浆的实验情况。
This paper introduces the bleaching method of deinked pulp , the preparation , physical_chemical properties and decolorizing mechanism of formamidine sulfinic acid , and the experiment of FAS bleaching of deinked pulp .
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脱墨浆甲脒亚磺酸漂白及酸化处理
Formamidine Sulfinic Acid Bleaching of DIP and Acidifying Treatment of Bleached Pulp
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甲脒亚磺酸用于芦苇APMP漂白研究
Study on the bleaching of reed APMP with FAS
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半胱亚磺酸脱羧酶(CSD)是动物体内牛磺酸生物合成途径的关键酶。
The cysteine sulfinate decarboxylase ( CSD ) is a key enzyme by which the taurine was synthesized .
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研究了还原性漂剂甲脒亚磺酸(FSA)漂白中的几个过程参数(时间、温度及漂剂用量)对废纸浆漂白效果的影响,找出了较佳的漂白工艺。
The paper studies several parameters of Formamidine Sulphinic Acid ( FSA ) bleaching and finds out a better bleaching process .
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用甲脒亚磺酸(FAS)漂白芦苇APMP,并对漂后浆与芦苇漂白硫酸盐浆进行了配抄文化用纸的探索。
The research was made on the bleaching reed APMP with FAS and on the making fine paper from the pulp and reed BKP .
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洋葱精油具有许多生理活性功能,这些生理功效都归因于其中的有机硫化合物特别是硫代亚磺酸酯(TS),最大限度地提高洋葱精油中TS含量是洋葱精油提取工艺中首要解决的问题。
The onion essential oil has many biological activities and these physiological effects attribute to the organic sulphuric compound , specially thiosulfinates ( TS ) it contained .
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半胱亚磺酸脱羧酶(CSD)在成年小鼠生殖系统的表达以及雌二醇和孕酮对CSD在子宫中表达的调控
Expression of Cysteine Sulfinate Decarboxylase ( CSD ) in the Reproductive System of Adult Mice and Regulation of CSD by Estradiol and Progesterone in the Uterus
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本文用甲脒亚磺酸(FAS)漂白CTMP浆,通过药液pH值变化及漂白效果探讨FAS的溶解性、稳定性。
Wood CTMP was bleached with formamidine sulphinic acid ( FAS ) . By the change of liquor pH and the bleaching results , the solubility and the liquor stability of FAS were studied .
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目的探讨离体培养钙化幼鼠心肌细胞牛磺酸(Tau)跨膜转运功能及牛磺酸转运体(TAUT)和半胱亚磺酸脱羧酶(CSD)mRNA含量的改变及意义。方法以β-磷酸甘油培养心肌细胞;
Objective To observe the alterations of taurine transport , taurine transporter ( TAUT ) and cysteine sulfinate decarboxylase ( CSD ) mRNA in the calcification of myocardial cells in vitro .
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硫代亚磺酸酯是大蒜中的活性成分,由大蒜中非蛋白质氨基酸&蒜氨酸(alliin)经内源酶蒜氨酸酶(alliinase,蒜氨酸裂合酶,EC4.4.1.4)的酶解作用而生成。
Thiosulfinates are the best known biological active compound in garlic . It is produced by the interaction of nonprotein amino acid alliin with enzyme alliinase ( alliin lyase , EC 4.4.1.4 ) .
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聚苯乙烯基亚磺酸钠树脂的合成及其在有机合成中的应用
Synthesis of Sulfinate Resin and its Application in Organic Synthesis
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硫代亚磺酸酯参与大蒜绿变作用机理初探
Preliminary study on the mechanism of action of thiosulfinates during garlic greening
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废纸脱墨浆的甲脒亚磺酸漂白
Formamidine Sulphinic Acid ( FAS ) Bleaching of Deinked Pulp
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蒜片微波真空干燥过程中硫代亚磺酸酯变化机理
Mechanism of Thiosulfinates Changing in Garlic Slices during Microwave / Vacuum Drying
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甲脒亚磺酸漂白废纸脱墨浆的试验研究
Study on the Formamidine Sulfinic Acid ( FAS ) Bleaching of Deinked Pulp
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分光光度法测定大蒜提取物中硫代亚磺酸酯
A spectrophotometry to determine thiosulfinates in garlic extract
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锆的有机沉淀剂研究Ⅰ.隣硝基苯亚磺酸
Studies on the organic precipitants for zirconium ⅰ . ortho - nitrobenzene sulfinic acid
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微波辐射下苯亚磺酸钠的S-烃基化
S-hydrocarbylation of Sodium Benzene Sulphinate under Microwave Irradiation
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纸浆甲脒亚磺酸漂白的初步研究
The Pilot Study on Formamidine Sulphinic Acid Bleaching
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后期干燥温度为55℃,制得的大蒜片中硫代亚磺酸酯的保留率达84.8%。
The pro-temperature was 55 ℃ . The reservation of thiosulfinates was 84.8 % .
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钯配合物催化的亚磺酸烯丙酯重排反应
Palladium complex catalyzed rearrangement of allylic sulfinates
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甲脒亚磺酸(用于丝毛还原染料印花)磺酸基卤素铝酞菁的另一个重要应用为光学杀菌性。
Another important application of sulfonated aluminum phthalocyanines containing halogen substituent is its photo sterilization .
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邻-硝基苯亚磺酸在0.4N盐酸溶液中与锆离子生成淡黄色絮状沉淀。
Ortho nitrobenzene sulfinic acid precipitates zirconium quantitatively from hydrochloric acid solutions not stronger than 0.6N .
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主要对采用微波真空与真空联合干燥法得到的高硫代亚磺酸酯含量大蒜粉的生物活性进行了研究。
To study on the biological activity of garlic powder with high thiosulfinates content which was produced by microwave-vacuum drying combined with vacuum drying method .
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对新蒜采取三种不同贮藏温度处理,对大蒜中硫代亚磺酸酯含量和蒜泥滤液吸光值进行了多点监测,研究硫代亚磺酸酯与大蒜绿变能力之间的关系。
This study monitored thiosulfinates content of garlic and absorbance of filtrate of garlic puree during storage adopted at three different temperatures . The aim is to research the relationship between thiosulfinates and the ability of garlic greening .
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结果表明,大蒜绿变能力同硫代亚磺酸酯含量呈正相关关系,由此推测硫代亚磺酸酯是参与大蒜绿变反应重要物质,其含量决定了大蒜的绿变能力。
Experimental result indicated that there was a positive correlation relationship between greening ability of garlic and thiosulfinates content , so suggesting that thiosulfinates play a role in garlic greening and thiosulfinates content determines the ability of garlic greening .
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醇和亚磺酰氯反应生成亚磺酸酯,然后在副产物氯化氢的催化下生成碳正离子和亚磺酸,两者结合便生成砜。
Initial reaction of alcohols with sulfinyl chlorides yield sulfinate esters that are ready to decompose in the presence of byproduct HCl , and the resulting carbocations and sulfinic ' acids are coupled to afford sulfones .