aldehyde造句
1. Saturated hydrocarbons can burn to aldehydes, alcohols to organic acids, and aromatics to unsaturated compounds which are pungent and irritating.
2. Raw materials are n - butyl aldehyde and formaldehyde.
3. Preparing alkenyl halide from aldehyde and ketone.
4. Objective:To study germicidal efficacy of compound aldehyde group disinfectant.
5. This reaction involves disproportionation of the aldehyde.
6. E-ADM and MMC containing active aldehyde group were used as experimental drug, while 5-Fu no containing active aldehyde group as positive control drug.
7. Maltose is a reducing sugar because its aldehyde group is free to react with oxidants and, in fact, to undergo almost all reactions as though it were present as a free aldose.
8. The natural aldehyde compounds are present as phenylpropanoid, terpenoid , saponin, alkaloid, coumarin, anthraquinone and so on.
9. Iong open time, high bonding strength. Dissociative form aldehyde content can meet national standard.
10. Aldehyde dehydrogenase(ALDH) is a kind of endoenzyme and cell-breaking is one of the key procedures in the extraction of ALDH from S. cerevisiae.
11. As the caprylic aldehyde content increased strain at break and tensile strength were decreased.
12. The reducing properties of monosaccharides are attributable to the presence of a free aldehyde or ketone group.
13. But because of a subtle change in the structure of aldehyde dehydrogenase, this second detox step is blocked in some people.
14. Among numerous negative results he found some quite simple compounds, aldehydes and fatty acids, which stimulated oxygen uptake.
15. It consists of glucose and fructose, combined through their aldehyde and ketone groups.
16. Any of a class of monosaccharide sugars containing an aldehyde group.
17. The special interest devoted to acrolein arises from the fact thatthe shortest unsaturated aliphatic aldehyde.
18. Under suitable conditions, the conversion on 1, 2 - propanediol asas % and the selectivity on acetone aldehyde %.
19. Five novel histidine modified porphyrins were synthesized by reaction of corresponding pyrrole with aldehyde.
20. The elastic fibers produced by ASMCs during the three-dimensional culture and after transplantation were examined by Gomori' s aldehyde fuchsin staining and elastin immunohistochemistry.
21. Secondary contamination of lactobacillus would evidently increase the content of isoamyl alcohol and ethyl caprylate and decrease the content of ethyl aldehyde (lower than that in normal beer).
22. The categorical names are often combined, with a six - carbon - atom aldehyde sugar being termed an aldohexose.
23. To establish the method of simultaneous determination of the content of periplocin and 4-methoxysalicylic aldehyde in Cortex periplocae.
24. It is classified as an aldose , a designation for sugars containing an aldehyde group.
25. This paper describes the isomerization of 2, 3 - epoxy pinane to α - campholenic aldehyde by catalyzing with Lewis acids.
26. At the same time, some other oxycompound groups, such as carbonyl group, aldehyde group and ketone group, appear or increase with temperature rising.
27. Say in findings report, the chemical contaminant that exists generally in French household is acerbity salt of formaldehyde, aldehyde, phthalein and DDVP.
28. The ferrocenylchalcone derivatives were synthesized by the reaction of acetylferrocene and aromatic aldehyde using sodium hydroxide as catalyst in ethanol solvent under microwave irradiation.
29. Secondly, for the first time, a three-component olefination reaction between allylic carbonate, phosphine and aldehyde has been realized.
30. First we studied a new Lewis acid-----gallium triiodide , which can catalyze the reaction of allyltrimethylsilane and aldehyde to yield homoallylic alcohol.
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