Similar words: cyclic, iridocyclitis, acyclic, heterochromatin, cyclical, cyclicity, encyclical, heterodox. Meaning: n. a compound containing a heterocyclic ring. adj. containing a closed ring of atoms of which at least one is not a carbon atom.
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1. Heterocyclic compounds with oxygen heteroatom (s)only.
2. Heterocyclic compounds with nitrogen heteroatom(s)only.
3. Heterocyclic azo dyes are one group of the most important chromogenic reagents in spectrophotometric analysis.
4. Compounds having five-membered heterocyclic rings include chlorophyll, hemoglobin, indigo, tryptophan, and certain polymers.
5. Pyrazolopyridines are a kind of fused heterocyclic compounds received more and morethe recent years.
6. Biogenic amines are aliphatic, alicyclic or heterocyclic organic bases of low molecular mass, which arise as a consequence of metabolic processes in animal, plants and microorganisms.
7. Carbazole, a kind of nitro heterocyclic compound, was the main constituted part of the coal tar fraction. There was about 15% of the carbazoles contained in the high temperature coal tar.
8. A five-membered heterocyclic ring compound, C4H5N, having an odor similar to chloroform. It is the parent compound of hemoglobin, chlorophyll, and many other complex, biologically active substances.
9. Heterocyclic ring care compounds of carbon chain that contains one or more non-carbon atoms in organic form.
10. An aryl-replaced nitrogen heterocyclic compound preparation method belongs to the technical field of organic compound catalytic chemistry.
11. This paper describes heterocyclic triazene group reagents having been reported in the past few years.
12. Morphine: Heterocyclic compound, narcotic analgesic alkaloid originally isolated from opium.
13. Triazine is a type of heterocyclic organic compounds, it is important to ring nitrogen organic chemical raw materials.
14. Barbiturate: Any of a class of heterocyclic compounds Based on the parent structure, uric acid, and used in medicine.
15. The structure of heterocyclic ketene aminals is peculiar and notable which possesses a large conjugation system in its molecule.
16. HMO characteristic polynomial and select eigenvalues for many heterocyclic benzenoids are calculated by using chemical graph theory methods.
17. We have, therefore , in both of the examples above(sentencedict.com), heterocyclic compounds with " built - in " or latent functionality.
18. The development of the benzimidazole and it's derivatives, especially two replacements of benzimidazole, is regarded as a category with a variety bioactivities of heterocyclic.
19. Heterocyclic chemistry is an important component of organic chemistry, the pyrrole, indole derivatives is one of the areas most active in heterocyclic chemistry and occupies an important position.
20. Azole: a class of organic compounds having a five - membered heterocyclic ring with two double bonds.
21. This article reviews the ring opening reaction of five membered nitrogen containing heterocyclic compounds.
22. Some important insecticides developed in recent years were briefly presented according to the mode of action. The new focus of insecticides developed is on the nitrogen-bearing heterocyclic compounds.
23. Many constituents are mutagens and carcinogenic such as alkenes, nitrosamines, polynuclear aromatic and heterocyclic hydrocarbons, amines.
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24. The new focus of insecticides developed is on the nitrogen-bearing heterocyclic compounds.
25. Five analogs of imidacloprid, 1 (2 chloro 5 pyridyl) methyl 2 nitroiminoimidazolidine, were synthesized by replacing the pyridyl group of imidacloprid with other heterocyclic groups.
26. And the other in Linhai, Zhejiang will mainly develop heterocyclic chemicals.
27. The research direction and main operation includes four parts: Medicine material and chiral compound, organic acid and its ramification, heterocyclic compound and customizes products.
28. New , sterically demanding 1, 3 - dialkylimidazolinium salts used as N - heterocyclic carbene precursors were synthesized and characterized.
29. The attachment of a group to a central metallic agent such as iron with two valences to form a heterocyclic ring.
30. An organic coordination (complexing ) compound in which the metal ion is bound to atoms of nonmetals, e. g. nitrogen, carbon, or oxygen, to form a heterocyclic ring having coordinate covalent bonds.
More similar words: cyclic, iridocyclitis, acyclic, heterochromatin, cyclical, cyclicity, encyclical, heterodox, heterodoxy, heterology, heteroatom, heterozygote, heteroploid, heterosexual, heterozygous, heterogenous, ureterocele, heterotrophic, heteromorphic, heterogeneous, heterogeneity, cyclist, cycling, heterosexuality, bicycling, bicyclist, recycling, motorcycling, tetracycline, recycling bin.