aldehydes

aldehydes, ketones, and others had not obviously alteration.

醛类、酮类及其他类物质的变化并不显著。

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。

Hydrocarbons, ketones, alcohols in cooked blue peafowl were more than in raw blue peafowl, but its aldehydes were less than the other.

与生肉相比，熟肉的挥发性风味中含有较多种类的烷、酮和醇类，但醛类物质少于生肉。

Second, some of volatile aldehydes with low boiling point of hazardous substances to reduce the harmful ingredients.

二是可挥发掉一些沸点低的醛类有害物质，减少有害成分。

As open-chain hydroxy aldehydes and hydroxyl ketones, 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。

This method applies for measuring aldehydes in hydrophobic adhesives with relatively low aldehydes content.

本方法适用于分析醛类含量较低的疏水性胶粘剂中的醛类物质。

The breakdown of amino acids which occurs as the flavanols are oxidized gives rise to aldehydes in black tea aroma.

黄烷醇氧化时发生的氨基酸降解，产生了红茶香气中的醛类物质。

In aprotic solvents magnesium effects pinacol reductive coupling of aldehydes and ketones.

在非质子性溶剂，镁对频纳醇与醛和酮的还原耦合反应也有一定效果。

Aldehydes are a source of an extremely varied range of perfume aromas.

醛是一个非常不同的香水气味的来源范围。

The aromatic aldehydes (Benzaldehyde) increased as ripening proceeded, and the maximum was found at ripe stage.

芳香醛类化合物苯甲醛含量随着果实的成熟逐渐升高，在完熟期达到最高。

Oxidation of aldehydes yields acids; reduction produces alcohols.

它们很容易氧化成酸或还原成醇。

Air quality - Workplace air - Sampling and determination of aldehydes.

空气质量.工作环境的空气.醛的取样和测定

Vitamin B12 is destroyed by oxidizing and reducing agents, by aldehydes, ascorbic acid, ferrous salts, vanillin and acacia .

维生素B12可被氧化剂和还原剂、醛类抗坏血酸、二价铁盐、香草醛和阿拉伯树胶破坏。

The double bond is attacked by the oxygen, forming aldehydes and carbonyls.

双结合受氧的攻击形成乙醛和碳酸基。

The second step of reduction of intermediate aldehydes can also be divided into Cannizarro's reaction and catalytic hydrogenation.

而第二步各中间体醛的还原又分为康尼查罗法和催化加氢法。

In the Presence of acetic acid, P-anisidine reacts with aldehydes Producing a yellowish color.

在乙酸存在下，p-茴香胺与醛类反应产生黄色。

In reality , readily characterizable high polymers are formed only from aliphatic aldehydes RCHO.

事实上有代表性的高聚物仅仅是由脂肪醛RCHO制得的。

The results showed that MTDF-01 could produce acids, alcohols, aldehydes, ketones, esters and aromatic compounds by pure solid fermentation.

结果表明，纯种固态发酵能代谢生成酸、醇、醛、酮、酯及芳香族化合物等多种物质。

Totally 32 compounds were separated, among which 29 were identified, mainly including aldehydes, alcohols, esters, and furans.

共分离出32个峰，鉴定出29种成分，其中主要包括醛类、醇类、酯类和呋喃类芳香成分。

The technique is also suitable to synthesis of other aromatic aldehydes .

该工艺也适用于其它芳香醛的制备。