Síntesis simples, catalíticas y enantioselectivas de estrógeno y desogestrel
Qi-Ying Hu1, Pankaj D Rege, E J Corey
1Department of Chemistry and Chemical Biology, Harvard University, Cambridge, Massachusetts 02138, USA.
Journal of the American Chemical Society
|May 13, 2004
Resumen
Este estudio presenta síntesis eficientes y cortas de estrona y desogestrel bioactivos utilizando un nuevo catalizador quiral de oxazaborolidinio. Estos métodos permiten la producción enantioselectiva de importantes compuestos farmacéuticos.
Área de la Ciencia:
- Química orgánica es la química orgánica.
- Síntesis asimétrica de síntesis.
- Química Medicinal La Química Medicinal es un campo de estudio de la química medicinal.
Sus antecedentes:
- La estrona y el desogestrel son compuestos bioactivos de importancia farmacéutica.
- Las rutas de síntesis eficientes y enantioselectivas son cruciales para producir estas moléculas.
Objetivo del estudio:
- Desarrollar rutas sintéticas cortas y altamente enantioselectivas para la estrona y el desogestrel.
- Para utilizar un catalizador quiral de oxazaborolidinio en el paso inicial clave de estas síntesis.
Principales métodos:
- Empleando un catalizador quiral de oxazaborolidinio (2) para la síntesis asimétrica.
- La síntesis de la estrona en ocho pasos a partir del dieno 5 y el alfa, beta-enal 6.
- Síntesis de desogestrel utilizando una estrategia similar desde dieno 5 y alfa, beta-enal 11.
Principales resultados:
- Logró una síntesis altamente enantioselectiva y corta de estrona y desogestrel.
- Se ha sintetizado con éxito estrona enantioméricamente pura y desogestrel a través de los intermediarios descritos.
- Desarrolló rutas sintéticas eficientes para el catalizador quiral (2) y su enantiómero.
Conclusiones:
- Las estrategias sintéticas desarrolladas son eficientes para producir estrona bioactiva y desogestrel.
- El catalizador quiral de oxazaborolidinio es eficaz para la síntesis enantioselectiva de estos importantes compuestos.
- Este trabajo proporciona métodos valiosos para la síntesis de agentes farmacéuticos.
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