Study of three - dimensional quantitative structure - activity relationship of the bioactivity of n , n - dimethyl - 2 - bromo - 2 - phenyl - ethylamine derivatives to rat 溴苯乙胺类衍生物对大鼠生物活性的三维构效关系研究
They could have been right - research shows chocolate contains the chemical phenylethylamine , the same substance the brain produces when people fall in love 他们可能是正确的研究表明巧克力含有化学物质苯乙胺。
Tetraethyl thiuram disulfide was synthesized one step from diethylamine and carbon bisulfide with hydrogen peroxide ( 27 . 5 % ) as oxidant 摘要以二乙胺和二硫化碳为原料,经双氧水( 27 . 5 % )氧化,一步合成了四乙基秋兰姆化二硫。
Molybdovanadophosphate tetraethylammounium nanoparticles bulk - modified carbon paste electrode and its electrocatalysis toward the reduction of hydrogen peroxide 钼钒磷酸四乙胺纳米粒子体修饰碳糊电极及其对过氧化氢的电催化还原
N - cyclohexylmaleimide was synthesized by dehydration and ring closure of n - cyclohexylmalemic acid in the presence of a catalyst consisting of a mixture of sulfuric acid and triethylamine 摘要用浓硫酸和三乙胺共催化环己基马来酰胺酸脱水关环合成环己基马来酰亚胺。
Results 79 strains of tuberculous mycobacterium were obtained , drug resistan strains were 45 , the fate of drug resistance was 57 . 0 % ( 45 / 79 ) 采用绝对浓度间接法对1995年1月2004年12月收治的586例军人结核病患者痰标本进行异烟肼、利福平、链霉素及乙胺丁醇四药的药敏实验。
Four kinds of 7 - ( n , n - diethylamino ) coumarins with highly active groups were synthesized under microwave irradiation and their structures were characterized by ir , nmr 摘要采用微波辐射技术合成了4种带有较强反应基团的7 -二乙胺基类香豆素,并通过红外光谱、核磁共振等手段对产物的结构进行了表征。
Manufacturer in china of a diverse range of specialty chemicals , including dyes and dye intermediates , pharmaceutical intermediates and active pharmaceutical ingredients , photo - initiators , and light stabilizers -主要生产2 -噻吩乙胺, 3 , 4 -二甲氧基苯乙腈,芝麻酚等多种医药原料药和中间体的厂家。
Manufacturer of fine chemicals , and pharmaceutical and agrochemical intermediates , offering a small but diverse range of predominantly aromatic chemicals . located in shanghai and lanxi , china -生产苄胺,邻氯苯甲酰氯,对氯苯甲酰氯, n甲基苄胺, -苯乙胺,糠胺,四甲基己二胺,延迟催化剂,聚氨酯催化剂,农药中间体
By analyzing the mechanism of boiling heat transfer and pool boiling , the model of evaporative cooling transformer , on which pool boiling heat transfer experiment has been finished , was designed and made 通过对沸腾换热机理和大容器沸腾换热的分析,提出了蒸发制冷变压器模型,并在该模型上对自行研制的全氟三乙胺进行了大容器沸腾换热实验。