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ChemInform Abstract: An Iminophosphorane-Mediated Efficient Synthesis of 2,5-Disubstituted- 4,5-dihydroimidazoles.

✍ Scribed by P. MOLINA; I. DIAZ; A. TARRAGA


Book ID
112028972
Publisher
John Wiley and Sons
Year
2010
Weight
31 KB
Volume
27
Category
Article
ISSN
0931-7597

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An efficient iminophosphorane-mediated s
✍ Carlos Peinador; MarΓ­a J. Moreira; JosΓ© Ma. Quintela πŸ“‚ Article πŸ“… 1994 πŸ› Elsevier Science 🌐 French βš– 877 KB

A ready one-pot preparation for pyridothienopyrimidines hearing various suhstituents at position 2 of the pyrimidine ring is reported. The aza Wittig-type reaction of iminophosphoranes derived from the aldehyde 4 with heterocumulenes leads to functionalized fused pyrimidines. Iminophosphoranes 6, 2-