查询词典 pyridine

One case was the fifth C pyridine deletion in the 5'end of 5 exon.

进一步检测了42例原发性肝癌组织中PTEN基因的突变。

GC/MS analysis on the leaf oil indicated that the main components with a relative content of ≥3% were alloocimene (43.22%),α-pinene (13.63%),γ-terpinene (5.49%),-3, 7-dimethyl-, 2, 6-octadien-1-ol (3.58%),β-fenchyl alcohol (4.58%), and 2-amino-3, 5-dicyano-6-(4-methoxyphenoxy)-pyridine (3.67%).

用GC/MS联用方法，对巨尾桉挥发油进行鉴定，相对百分含量在3%以上的化合物有：α-蒎烯(13.63%)、别罗勒烯(43.22%)、γ-萜品烯(5.49%)、3，7-二甲基－2，6-辛二烯醇(3.58%)、β-小茴香醇(4.58%)和2-氨基－3，5-二氰基-6-（4-甲氧基苯氧基）－吡啶(3.67%)。

METHODS: With formamide as dispersing agent, agarose was sulfated with the method of chlorosulfonic acid-pyridine.

以琼脂糖为原料，甲酰胺为分散剂，通过氯磺酸吡啶法制备了硫酸酯化琼脂糖。

96H LC 0,96 h LC 50 ,and 96 h LC 100 of twelve chemicals of phenol ,alkyl benzene and nitrobenzene,and three water samples to sword fish(\%Xiphophorus helleri)\% and rare minnow(\%Gobiocypris rarus\%) were tested.3. The phenol ic waste water was purified through the absorption of polyvingl pyridine.

介绍了含酚废水与聚乙烯基吡啶类树脂接触，酚类会吸附在树脂上，使废水得到净化，然后将吸附了酚类的树脂加热处理回收酚，与此同时，对树脂也进行了再生处理，再生后的树脂可循环使

Monocholesterylsuccinate is synthesized using cholesterol and succinic anhydride as raw materials in heptane and trace pyridine as catalyst.

以正庚烷为溶剂、吡啶为催化剂，采用丁二酸酐和胆固醇以均相法合成了丁二酸单胆固醇酯。

The results show that the fluorescence of the CdS nanoparticle is intense in heptane,but is strongly quenched by pyridine.

发现其在正庚烷中荧光很强，而Py却强烈地猝灭CdS纳米粒子的荧光，用电荷转移猝灭机制进行了解释。

The fluorescence properties and photolysis behavior of this CdS were studied in heptane and pyridine.

用反胶束法合成了用表面活性剂分子磺基琥珀酸双-2-乙基己酯钠盐进行表面修饰的CdS纳米粒子（记为CdS/AOT-SO-3），研究了这种纳米粒子在正庚烷和吡啶溶剂中的荧光及光解行为。

Where necessary, nitrogen heteroatom substitution in a six-membered ring was modelled by alteration of the heat of formation by the same amount as benzene to pyridine conversion.

硫磺桥梁在phenanthro[4，5-bcd]thiophene 由转换塑造了从氧气桥梁在4H-cyclopentaphenanthrene 成硫磺桥梁使用区别在丁烷和dimethylthioether 之间。

And then the title compound was synthesized through reacting of 5-fluorouracil with hexyl isocyanate in the presence of 4-(N,N-diethylamino)pyridine as catalyst.

以正庚酸、氯化亚砜和叠氮化钠为原料，通过酰化、库尔提斯重排反应制备异氰酸己酯，然后在4吡啶催化下与5氟尿嘧啶缩合得到抗癌药物卡莫氟，总收率75.4%。

Take CdS for account, hexagonal spherical CdS with average particle size of 50nm was formed in pyridine, cubic rod-like in 1,6 hexyl diamine, mixtures of cubic and hexagonal spherical particles in biethylamine .

以CdS为例，在吡啶中形成六方相球形CdS纳米晶，平均粒径约为50nm；在1-6已二胺中得到的是棒状立方纤锌矿的CdS；在二乙胺中，得到的是立方和六方的混合相，产物形貌为球形粒子。

Fancy gold-plated dangling earrings with facetted White Opal crystals.

花式镀金悬垂耳环与facetted白欧泊水晶。

This essay chooses the study aim from biology teachers in middle school in Shi Jiazhuang which tells us that most of the middle school biology teachers in Shi Jiazhuang have the"burnout", lower successfulness, individualize.

本文选取石家庄市初中生物教师作为研究对象，运用问卷调查的方法对石家庄市初中生物教师职业倦怠的现状进行调查，调查结果发现，石家庄市初中生物教师这一群体普遍存在职业倦怠，情感枯竭程度偏高，成就感偏低，去个性化程度最为严重。