查询词典 triethylamine

The second method dealt with the acylation of(2S)-1-amino-3-chloro-propanol Salts in the presence of triethylamine.

通过正交实验对该方法噁唑烷酮环形成反应的条件进行了优化。

Attempts to use the same reaction conditions for the coupling of the remaining terminal acetylene unit of the resulting rod 15 to 1,3,5-triiodobenzene15 in triethylamine were initially unsuccessful.

尝试使用相同的反应条件耦合其余终端乙炔股造成15杆，以1，3，5 triiodobenzene15在三乙胺最初是不成功的。

The fluorescence intensity of TPP-PDI-TPP triad restored after addition of triethylamine into the solution.

在溶液中引入三乙胺去质子化，体系的荧光又衰弱到原先水平。

About 100% yield of cyclohexanemethanol could be obtained in the presence of triethylamine if adding more catalyst and prolonging the reaction time.

在三乙胺存在下，增大催化剂用量并延长反应时间，苯甲醛可以100％的收率转化为环己基甲醇，没有出现任何副产物。

We adopt the method that combines physical and chemical ways, so that the moisture content in the recycled triethylamine is less than 0.1％, a quality index satisfied for the request of producing AKD.

采用了物理和化学相结合的方法使回收三乙胺的含水量低于0.1％，满足了AKD生产的要求。

It showed that metal has successfully been incorporated into the tetrahedral site of aluminophosphate-base molecular sieve in alkaline medium with triethylamine as template.

实验结果表明，采用此方法对分子筛进行改性是可行的，是一种较好的方法，为分子筛的改性提供了一条新的思路和实验方法。

It is very improtant to cut down the production costs of AKD by means of recycle triethylamine of from by－product triethylaminehydrochloride.

摘 要：从副产物三乙胺盐酸盐中回收三乙胺对降低AKD生产成本至关重要。

The first step is conducted at a pH in the range of about 4.5-9.5, employing the combination of a hexaalkylguanidinium salt as a phase transfer catalyst and a tertiary amine such as triethylamine.

第一步骤是在pH值为约4.5―9.5的范围内进行的，使用作为相转换催化剂的六烷基__盐和叔胺如三乙胺的混合物。

Two compounds were synthesized with two methods. The two compounds can be synthesized by two steps with triethylamine as catalyst.

分别用氢氧化钠、三乙胺为缚酸剂，3-氨基-2-丁醇、2-氨基-3-戊醇、环己酮和二氯乙酰氯为原料，采用一步法和分步法合成了两种潜在除草剂安全剂。

The preparation of 2,2-dimethyl-3-hydroxy propanal from the condensation of formaldehyde and i-butyraldehyde by using triethylamine as catalyst was studied.

以异丁醛和甲醛为原料，三乙胺为催化剂，羟醛缩合法合成了2，2-二甲基－3-羟基丙醛。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。