Twelve different thioxanthone carboxylic amides derivatives are prepared.
成
十二种噻吨酮酰胺类光引发剂。
Twelve different thioxanthone carboxylic amides derivatives are prepared.
成
十二种噻吨酮酰胺类光引发剂。
Behaviors of armeen,tertiary amine,poly-amide and ether amide in floatation of kaolinite,pyrauxite and illite are studied.
研究脂肪伯胺、叔胺、多胺和醚胺四种药剂对高岭石、叶腊石、伊利石
浮选行为,结果表明捕收能力顺序为多胺>叔胺>醚胺>脂肪>伯胺。
Dicyclohexylcarbodiimide (DCC) is widely used in the reaction for synthesis of esters and amides as a condensation agent.
二环己碳二亚胺(DCC)是酯化、酰胺化等反应常用
一种脱
剂,采用DCC脱
,反应条件温和,
成收率通常较高。
The oxidation,displacement and esterification of aromatic amines,aromatic amides and organic boranes using sodium perborate as oxidizing agent were reviewed.
综述过硼酸钠与芳胺、芳酰胺、有机硼化物、醛等化
物
氧化,取代、酯化反应。
In the related "amide route" starting from 2-chloroisonicotinic acid, 41 ,a secondary amide directing group was used to facilitate the ortho lithiation of the pyridine 3-position.
在有关"酰胺三号"由2-氯酸、41、次要酰胺导演组用锂方便邻吡啶3-立场.
A kind of monosubstituted squaric amide ——mono carbamoyl amide of squaric acid 3(MCASAQ) was prepared by the condensation of squaric acid (SQ) with urea or its derivatives in water.
以为介质,方酸与脲及其衍生物顺利发生脱
,
成
一类方酸单酰胺化
物——氨甲酰类氮氧方酸3。
To suppress the interference of amide groups in the amorphous phase,the film was placed in heavy water for 4 weeks for deuteration and the deuteration rate was determined.
为排除非晶区域酰胺
团
影响,事先对尼龙1010
样品膜进行
氘代,并测量
其最终氘代率。
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