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ChemInform Abstract: Syntheses of 1-Arylidenamino-2,4-disubstituted-2-imidazoline-5-ones. X-Ray Structure of 1-Benzylidenamino-2-phenyl-4-benzylidene-2-imidazoline-5-one.

โœ Scribed by Karel Nalepa; Gabriela Zednikova; Jaromir Marek; Zdenek Travnicek

Publisher
John Wiley and Sons
Year
2010
Weight
30 KB
Volume
30
Category
Article
ISSN
0931-7597

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โœฆ Synopsis

Syntheses of 1-Arylidenamino-2,4-disubstituted-2-imidazoline-5-ones. X-Ray Structure of 1-Benzylidenamino-2-phenyl-4-benzylidene-2imidazoline-5-one. -Cyclization experiments of (III) in DMF, Ac 2 O or a mixture of acetic acid and hydrochloric acid are unsuccessful. The structure of (IVa) is determined by X-ray analysis. -(NALEPA, KAREL; ZEDNIKOVA,

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Alkylation of 1-(3,4-Disubstituted Phenyl)-2-thioxo-1,2,5,6tetrahydropyrimidin-4(3H)-ones. -Alkylation of the title compounds (I), (VI), and (IX) results in the formation of S-and N-methylated derivatives. S-methylated products (III), (VII), and (X) are always the major products. In all cases, meth