Studies on the Asymmetric Addition Reactions of Terminal Alkynes to Imines and Aldehydes
末端炔烃对亚胺和醛的不对称加成反应研究

Progress in the Asymmetric Addition of Diethyl Zinc to Aldehydes Using Chiral Catalyst
醛与二乙基锌的手性催化不对称加成研究进展

Both the alcohols and aldehydes are secondary products of the oxidation.
醇和醛两者为氧化的次级产物。

Esters, alcohols, aldehydes, and lactones were the major constituents.
主要成分为酯类，醇类，醛类，内酯类化合物。

REDOX Relationships amongst Alcohols, Aldehydes and Ketones and Carboxylic acids.
醇，醛与酮和羧酸之间得氧化还原关系。

Alcohols, aldehydes, lactones, ketones were the major constituents in the two extracts.
主要成分为醇类，醛类，内酯类，酮类化合物。

Condensation of aldehydes or ketones with alcohols is one of the most common methods for protecting carbonyls.
醛、酮与醇的缩合反应是羰基保护的通用方法。

Hydrocarbons, esters, alcohols ketones, and aldehydes were the major constituents. Hydrocarbons were dominant in Owari Satsuma cultivar.
主要成分为烃类，酯类，醇类，酮类和醛类化合物。

These reactions are therefore used to discern between ketones and aldehydes.
这些化学反应因此被用来区分醛类和酮类。

aldehydes and ketones
醛酮类有机物

oxygenated compounds of aldehydes
醛类含氧化合物

Aldehydes possess anesthetic properties.
醛类具有麻醉的作用。

Standard test method for purity of aldehydes and ketones.
醛类和酮类纯度的标准测试方法

The technique is also suitahe to synthesis of other aromatic aldehydes.
该工艺也适用于其它芳香醛的制备。

Study on Reactive Aldehydes Group Content in Dialdehyde Starch
双醛淀粉中有反应活性醛基含量的研究

Study on the Condensation Reactions between Aromatic Aldehydes and Thiobarbituric Acid
芳香醛与硫代巴比妥酸的缩合反应研究

The keto form predominates in many aldehydes and ketones, the enol form in phenols.
在许多醛和酮中酮基都是最主要的组分。

Solid Condensation Reactions of Isopropylidene Malonate with Aromatic Aldehydes
芳香醛与丙二酸亚异丙酯的固相缩合反应

Process for the solid phase synthesis of aldehydes, ketones, oximes, amines and hydroxamic acid compounds.
醛, 酮, 肟, 胺和异羟肟酸化合物得固相合成方法。

The reaction of sulfate with aldehydes and ketones has been known for many years.
大家知道硫酸盐能与醛类和酮类反应已有许多年了。

Study on the Halogenation of Aromatic Compounds and Synthesis of Aromatic Aldehydes in the Water Phase
水相中芳香族化合物卤代及芳香醛合成的研究

Reductive Coupling of Aromatic Aldehydes Using Zinc Powder in Aqueous Sodium Hydroxide under Ultrasound
超声波作用下锌粉诱发芳香醛的还原偶联反应

As openchain hydroxy aldehydes and hydroxyl ketenes, the monosaccharides are very reactive.
以开链的羟基醛和羟基酮形式 存在的单糖非常活泼。

The Special Effect of Chitosan on Decreasing Volatilizable Aldehydes in Smoke from Cigaret
壳聚糖对卷烟烟气中低相对分子质量醛类物质的特殊作用

A facile and efficient procedure for converting a number of 1, 1diacetates into the corresponding aldehydes was developed.
摘要研究了矽胶硫酸酯催化下1, 1二乙酸酯的分解反应。