酰亚胺

In addition to this,we discussed the stereochemistry in the synthesis of polyhydroxyα-amino acid based on chiral tert-butanesulfinyl amide.

除此之外，我们还系统讨论了基于叔丁基亚磺酰胺的多羟基取代α-氨基酸合成方法中的立体化学问题。

According to the stereochemistry of products, we proposed that the probably proceeding mechanism and analyzed the stereo controlling effection of N-tert-butanesulfinamide in coupling reaction.

我们对反应进行了深入研究，并根据产物的构型，推测了可能的反应机理和N-叔丁基亚磺酰胺辅基在反应中的立体控制。

Both styrene conversion and epoxide selectivity can be obviously improved when a solution of N,N-dimethylformamide and dimethyl sulfoxide with an appropriate proportion is used.

使用适当比例的N，N-二甲基甲酰胺和二甲亚砜的混合溶剂能够显著提高苯乙烯的转化率和环氧化物的选择性。

Using stearic acid, hexadecanoic acid,thionyl chloride,triethylamine as raw material, neutral sizing agent AKD was synthesized through three steps of reaction,i.

以硬脂酸、棕榈酸、氯化亚砜、三乙胺为原料，经过酰氯化、缩合和浓缩三步反应合成了中性施胶剂AKD。

It was discovered that proteases, lipases and abzymes can be used for the regioselective acylation of sucrose.

酶催化合成蔗糖酯通常在N，N-二甲基甲酰胺，二甲基亚砜和吡啶等有毒溶剂中进行。

Studing on samarium diiodide promoted asymmetric intramolecular reducing coupling reactions, we have made the resolution of the racemic biaryl dials by using enantiomeric N-tert-butanesulfinamine as the resolving reagent successfully and thus obtained a series of axially chiral biaryl dials with high enantiomeric excess.

中文摘要在二碘化钐促进的分子内不对称还原偶联反应中，我们不仅对联芳基二醛底物的合成路线进行了优化，还发现N-叔丁基亚磺酰胺辅基可以作为手性试剂，成功地对联芳基骨架二醛化合物进行拆分，得到高对映体过量的轴手性二醛类化合物。

Using pentaerythritol as initiator, boron trifluoride diethyl etherate as catalyst.dichloroethane as dispersion agent, the chloride polyether polyol is synthesized based on the mechanism of cationic ring-opening polymerization of epiclilnrohyclrin.The azide polyether polyol is synthesized, in DMF through A and sodium azide, and the non-reported azide energetic curing agent is synthesized through the adduction of B and IIDI.

以季戊四醇为起始剂，三氟化硼乙醚为催化剂，1，2—二氯乙烷为分散剂，环氧氯丙烷经阳离子开环聚合反应制成氯化聚醚多元醇，A在N，N—二甲基甲酰胺中与叠氮化钠反应制得叠氮聚醚多元醇，B与六亚甲基二异氰酸酯加成反应制得未见文献报道的叠氮固化剂。

Objective: To investigate the effect of hexamethylene bisacetamide on HL60 cells in vitro.

目的：研究六亚甲基二乙酰胺对急性髓性白血病细胞株HL60细胞的作用及机制。

To further investigate whether cyclin A played as a key molecular in cell proliferation, HL-60 cells were exposed to different concentrations of hexamethylene bisacetamide.

为了进一步研究cyclin A在白血病细胞增殖中的作用，用在体内、体外均有抗肿瘤作用的六亚甲基二乙酰胺在体外抑制白血病细胞系HL-60增殖，并诱导其分化。

To further investigate their roles in cell proliferation apoptosis and differentiation, three human leukemia cell lines (K562, U937 and HL60) exposed to various concentration of hexamethylene bisacetamide, a potent inducer of differentiation of transformed cells both in vivo and in vitro, were used as an in vitro model for the study of cell proliferation, differentiation and apoptosis.

为了进一步研究cyclin A和p21在白血病细胞增殖，分化，凋亡中的作用，我们用在体内，外均有抗肿瘤作用的药物六亚甲基二乙酰胺在体外抑制白血病细胞株K562，U937和HL60增殖，诱导其分化，成功地建立了与药物干预浓度呈剂量-效应关系的，具有不同增殖，分化，凋亡状况的实验细胞模型。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。