Ring expansion of sulfur substituted p-quinamines: regiospecific synthesis of 4-aminotropones |
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Authors: | Carreño M Carmen Sanz-Cuesta M Jesús Ribagorda María |
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Institution: | Dpto. de Química Orgánica (C-I), Universidad Autónoma, Cantoblanco, 28049-Madrid, Spain. carmen.carrenno@uam.es |
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Abstract: | Synthesis of 4-aminotropones through a cyclization-ring expansion process occurs in a single step and with excellent yields from 4-amino-2,5-cyclohexadienones (p-quinamines) bearing a 4-sulfinyl or sulfonyl methyl group. |
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