hydroxyl group造句
1. The alkylation and acylation for hydroxyl group linked with nitrogen were accomplished to give N alkoxy and N acyloxy purpurin 18 imides, respectively.
2. Conclusion Phenolic hydroxyl group is necessary for Chalcone antioxidant; Hydroxyl and double bonds of the opened C ring can increase antioxidant activity.
3. Alcohol: Organic compounds characterized by a hydroxyl group ( OH ) bonded to a carbon atom.
4. In these methods, the halogenation of compounds containing hydroxyl group was particularly summarized.
5. The clays consist of silica tetrahedra and the octahedra contain magnesia surrounded by oxygen atoms and hydroxyl groups.
6. In a similar way, sheets of octahedra are formed from aluminium, oxygen and hydroxyl groups.
7. X-ray photoelectron spectroscopy (XPS) indicated that the higher reaction activity of alkyl halide, the more alkyl substitution degree on hydroxyl group of chitosan.
8. The production process of the cosmetics resisting skin ageing includes heating triterpene glycoside containing hydroxyl group to 80 deg. c for dissolving, and mixing with other cosmetics materials.
9. The SG copolymer can react efficiently with the amide and carboxyl group of PA6 as well as the hydroxyl group of PPO in blending process, resulting into graft copolymer.
10. The reduction of the carbonyl group on haloperidol to hydroxyl group has almost no effect on its vasodilative activity.
11. However,[http://] modified AZT molecules lack a specific chemical group (a hydroxyl group) that would allow DNA replication to continue. This results in premature termination of DNA synthesis.
12. The present invention relates to a microgel latex with modified hydroxyl group and a property of stable storage.
13. Straight chain alcohols range from 10 to 33 with the hydroxyl group at every theoretically possible positions.
14. All K atoms coordinate with O atoms of phenolic hydroxyl group and nitro - group simultaneously.
15. Starting from natural amino acid, diphenol having a phenolic hydroxyl group was synthesized. Using the diphenole as comonomer, a biodegradable epoxy resin in which contain amide group.
16. The crosslinked poly alcohol bead was as medical adsorbent because it has plenty of hydroxyl group.
17. The unsaturated vinyl group could be introduced into polymer by the reaction of isocyanate with hydroxyl group and the UV-curable carbon black dispersant could be obtained.
18. The new surfactant, lauroyl citric acid ester, was synthesized by reaction hydroxyl group of citric acid with lauroyl chloride.
19. Ethanol ( grain alcohol ) and methanol ( wood alcohol ) are the Best - known alcohols with one hydroxyl group.
20. The presence of an equal concentration of hydrogen and hydroxyl group.
21. The surface layer of polyethylene chain may generate Carbonyl, carboxylated, hydroxyl group of peers that ap - activity.
22. Glycolipids ( glycosyldiacylglycerols ) are diacylglycerols with a sugar attached to the unesterified hydroxyl group.