DERIVADOS DE CAMPTOTECINA ALTAMENTE LIPOFILOS
Compuesto que tiene la fórmula general (1): en la que: R1 es -X-(alquilen C1-C6)-SiR8R9R10; R2 es halo, alquilo C1-C6, amino o nitro; R8, R9 y R10 son cada uno individualmente alquilo C1-C6; R11 es hidrógeno, hidroxilo o acetoxilo; y X es azufre o X no está presente; o una sal farmacéuticamente acep...
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Zusammenfassung: | Compuesto que tiene la fórmula general (1): en la que: R1 es -X-(alquilen C1-C6)-SiR8R9R10; R2 es halo, alquilo C1-C6, amino o nitro; R8, R9 y R10 son cada uno individualmente alquilo C1-C6; R11 es hidrógeno, hidroxilo o acetoxilo; y X es azufre o X no está presente; o una sal farmacéuticamente aceptable del mismo.
This invention relates to novel derivatives of camptothecin, and will, particularly to derivatives having a substitution at the C-7 position, or at one of the C-9, C-10, C-11 or C-12 positions, or to disubstituted derivatives having a first substitution at C-7 and a second at one of C-9, C-10, C-11 or C-12. The invention also includes methods of using the compounds as Topoisomerase I inhibitors to treat patients with cancer. The invention also includes pharmaceutical formulations which consist of the novel compounds in solution or suspension with one or more pharmaceutical excipients or diluents. |
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