丙炔
- propyne;allylene;propine;proparagyl
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CCl4等离子体表面改性聚三甲硅基丙炔膜
Surface Modification of Poly [ 1 - ( trimethylsilyl ) - propyne ] Membrane by CCl_4 Plasma
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氧化腈与丙炔1,3-偶极环加成反应中区域选择性的理论研究
Theoretical Study on the Regioselectivity of Nitrile Oxide 1,3-Dipolar Cycloaddition to Propyne
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(Ph3·P)2·PdCI2催化的丙炔氯均聚合
Polymerization of propargyl Chloride Catalyzed by ( ph_3p ) _2 · pdcl_2
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PVC改性聚丙炔醇
Poly ( propargyl alcohol ) modified with PVC
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含H2S的硫酸溶液中丙炔醇对铁腐蚀的抑制作用
Inhibition of propargyl alcohol on iron corrosion in h_2s-containing sulfuric acid solutions
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方法采用随机对照的研究方法,对68例PD病人,分别给予丙炔苯丙胺和维生素E或单独维生素E治疗12周。
Methods Sixty-eight patients ( pts ) with PD were divided into treatment group treated by Selegiline with vitamin E and control group treated by vitamin E.
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本文研究了(Pb3P)2PdCl2催化的丙炔醇一丙炔氯共聚合反应,红外及元素分析数据表明生成了丙炔醇一丙炔氯共聚物。
The copolymerization of propargyl alcohol / propargyl chloride has been investigated by using ( Ph_3P ) _2.PdCl_2 catalyst .
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目的观察丙炔苯丙胺治疗帕金森病(PD)的临床有效性和安全性。
Objective To investigate the clinic efficacy and safety of Selegiline as adjunctive treatment for patients ( pts ) with Parkinson 's disease ( PD ) .
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H2S对丙炔醇在Fe/H2SO4体系中缓蚀作用的影响
Effect of Hydrogen Sulfide on the Inhibition Action of Propargyl Alcohol in Fe / H2SO4 System
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结果表明,该吗啉衍生物与咪唑啉衍生物、硫脲及丙炔醇复配后对CO2腐蚀有很好的缓蚀效果;
Results show that the mixture of morpholine derivative with imidazoline derivative , thiocarbamide and propiolic alcohol has a good inhibitive efficiency for CO 2 induced corrosion .
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目的评定单用金刚烷胺、金刚烷胺与复方丹参或丙炔苯丙胺合用对早期帕金森病(PD)患者治疗的效果和安全性。非诺贝特单独治疗引起横纹肌溶解症临床分析(附3例报告)
Objective To assess the clinical efficacy and safety of amantadine monotherapy and concomitant amantadine with salvia miltiorrhiza compound or selegiline of the treatment of Parkinson 's disease .
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丙炔酸酯在微波促进条件下以二水合氯化铜为催化剂或在室温条件下以有机碱N-甲基吗啉为催化剂都可以高产率、高选择性的生成E型共轭烯炔。
Propiolic acid ester under Microwave Promotion condition with two hydrated cupric chloride as catalyst or at room temperature with organic base N-methyl morpholine as catalyst to generate E-conjugated enynes in high yields .
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本文报导了(Ph3P)2·PdCl2存在下的丙炔醇与邻苯二甲酸的共聚合反应。
Propargyl alcohol has been Copolymerized with phthalic acid by using ( Ph_3P ) _2 . PdCl catalyst .
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而噻唑衍生物单独使用时对CO2腐蚀有较好的缓蚀效果,其它常用缓蚀剂中只有丙炔醇对其有协同促进作用。
But thiazole derivative has a good inhibitive efficiency for CO 2 induced corrosion when used individually , and among the common used inhibitors only propiolic has synergism effect with thiazole derivative .
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应用动电位扫描、交流阻抗法研究了含H2S的硫酸溶液中丙炔醇(PA)对铁腐蚀的抑制作用。
The inhibition of propargyl alcohol ( PA ) on iron corrosion in H 2S-containing sulfuric acid solutions has been studied using electrochemical potentiodynamic polarization method and impedance measurements .
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一种联接丙炔醇和Merrifield树脂的新方法
A New Method of Coupling Propargyl Alcohol with Merrifield Resin
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这种机制与丙炔苯丙胺对MAOB的抑制作用是并行的。
And this mechanism of deprenyl is parallel with its inhibition to MAOB .
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DBU及DBN与丙炔酸甲酯的迈克尔型加成及其产物的核磁共振谱学研究
Micheal-type Addition of DBU or DBN with Methyl Propiolate and NMR Studies of the Reaction Products
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测试结果表明,五种化合物具有良好的缓蚀性能,其分别与丙炔醇和Cu2I2+KI的复配物具有更加优异的缓蚀性能。
The testing results showed that the five chemicals offered good corrosion inhibition performances . When they were used with propargyl alcohol and Cu2I2 + KI , the performances were excellent .
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绿色催化合成MMA的方法主要有改进的ACH法、异丁烯法、丙炔法、丙烯法、甲基丙烯醛氧化酯化法等,这些方法均符合绿色化学的要求。
The methods for green catalytic synthesis of MMA mainly include the improved ACH . isobutene method , methyl acetylene method , propene method , and oxidative esterification of methacrolein . which meet demands of green chemistry .
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结果丙炔苯丙胺治疗组UPDRSⅢ各项评分,除右上肢动作治疗前后比较无显著性差异外,其他各项均较治疗前显著改善。
Results After treating for 4 and 12 weeks , the scores of most UPDRS - ⅲ items were significantly improved in the selegiline-treated group , except the right arm movement .
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本文研究了利用脱水剂1,3-二环己基碳化二亚胺(DCC)低温脱水催化丙炔酸与酚醇的酯化反应,与传统浓硫酸催化酯化相比,该方法副反应少、产率高。
This paper studied the using of dehydrating agent Dicyclohexylcarbodiimide ( DCC ) to catalyze esterification between propionic acid and phenol alcohol compounds at low temperature . Compared with the traditional esterification by the sulfuric acid as dehydrating agent , this method had less side reaction and obtained high yields .
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土酸溶液中丙炔醇对碳钢的缓蚀作用
Inhibition Effect of Propiolic alcohol on Mild Steel in Mud Acid
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丙炔醇对奥氏体不锈钢应力腐蚀的缓蚀作用
Inhibitive Action of Propargyl Alcohol for SCC of Austenitic Stainless Steel
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丙炔醇&丙炔氯共聚合及共聚物的研究
Study on Copolymerization of Propargyl Alcohol Propargyl Chloride and the Copolymers
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前言:目的:介绍丙炔菊酯的合成方法;
Objective : To introduce a method of synthesizing prallethrin ; Methods ;
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镀镍电镀用光亮添加剂丙炔醇的快速气相色谱分析
Rapid Determination of Propargyl Alcohol as Brightener in Nickel-plating Bath by Gas Chromatography
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丙炔苯丙胺对鱼藤酮致多巴胺能神经细胞损伤的保护机制研究
Study of the Protection of Deprenyl for Neurotoxicity of Rotenone on Dopaminergic Neuron
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聚1-三甲基硅基-1-丙炔膜的热处理改性
Modifying properties of the poly ( 1 trimethylsilyl propyne ) membrane by heat treatment
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三苯膦引发丙炔醇光聚合
Photopolymerization of propargyl alcohol initiated by triphenylphosphine