Aromatic azidesArylnitroso oxidesNitrile oxidesNitrogen-containing heterocyclesPhotolysis of 4-vinyloxyphenyl azide in the presence of oxygen in acetonitrile leads to the formation of a fused heterocyclic compound due to the ability of the intermediates of this reaction to undergo a unique domino reaction...
Give examples of a heterocyclic aromatic compound.Define the term aromatic compound.Which of the following heterocycles is not aromatic?Which of these structures is aromatic?Which of these species is an aromatic compound? A.C2H2 B.C5H10 C.C6H4Br2 D.C6H12Which of the following ions is aromatic?
aaliphatic, aromatic or alcoholic liquids. Where the treating compound is, for example, trimethylborate, a hydro carbon solvent such as n-octane may be employed. 正在翻译,请等待...[translate]
This is the first report about the regioselectivity of the aminotriazole-based Biginelli-like reaction. J. Heterocyclic Chem., (2009). Featured Compounds VIEW 1 - 51 Compound 4 Molecular Weight: Not Available Molecular Formula: Not Available InChIKey: Not Available View compound in article | ...
A compound represented by the formula (I): or a salt thereof exhibits excellent inhibitory activity of lipid peroxidation and is useful as an agent for inhibiting lipoperoxide production, wherein ring A denotes a non-aromatic 5- to 7-membered nitrogen-containing heterocyclic ring which may be ...
A compound of the formula: wherein R 1 and R 2 each is H or a hydrocarbon group which may be substituted, or R 1 and R 2 form a 3- to 8-membered carbo or heterocyclic ring which may be substituted; R 3 is H, a lower alkyl which may be substituted or an aromatic group which...
together with the nitrogen atom to which they are attached and one or more atoms of the group Q2, form a saturated monocyclic heterocyclic group having 4 to 7 members and which, optionally, contains a second ring member heteroatomic selected from O and N, and where the heterocyclic group is...
Compounds containing such groups may be derived from polyols, polyfunctional, primary or secondary, aliphatic, aromatic or heterocyclic amines, polyesters of polyfunctional alcohols with polyfunctional acids and polyethers which may be homo- or block polymers derived from, for example, ethylene oxide, ...
substituted methine, Ar is a bivalent aromatic radical, n is 1 or 2, X- is an anion but is not present when R 1 contains an anionic group and each of R 2 and R 3 is substituted or unsubstituted alkyl or aryl, or cycloalkyl or together with the nitrogen atom form a heterocyclic ...
Synthesis of Heterocyclic Methylenebisphosphonates by 1,3-Dipolar Cycloaddition of Ethyl Diazoacetate to 1,2-Benz-oxaphosphorin-3-phosphonates. Tetrahedron 2009, 65, 1639–1647. [CrossRef] 14. Takeuchi, Y.; Ueda, N.; Uesugi, K.; Abe, H.; Nishioka, H.; Harayama, T. Convenient Synthesis...