ingenol 、 对甲苯磺酸一水合物 以
丙酮 为溶剂,
以to give ingenol-5,20-acetonide according to the procedure of Opferkuch et al. (1981)的产率得到(4S,5R,6R,18R)-4,5-dihydroxy-3,8,8,15,15,18-hexamethyl-7,9-dioxapentacyclo[11.5.1.01,5.06,11.014,16]nonadeca-2,11-dien-19-one
The present invention relates to methods of producing ingenol-3-angelate (I) from ingenol (II).
Furthermore, the invention relates to intermediates useful for the synthesis of ingenol-3-angelate (I) from ingenol (II) and to methods of producing said intermediates.
The invention relates to compounds of general formula I wherein R is heteroaryl optionally substituted by R7; or R is heterocycloalkyl or heterocycloalkenyl, optionally substituted by R8; or R is X wherein X is —NR11R12; and pharmaceutically acceptable salts, hydrates, or solvates thereof, for use—alone or in combination with one or more other pharmaceutically active compounds—in therapy, for preventing, treating or ameliorating diseases or conditions responsive to stimulation of neutrophil oxidative burst, responsive to stimulation of keratinocyte IL-8 release or responsive to induction of necrosis.
The invention relates to compounds of general formula (I) wherein R is (C
1
-C
7
)alkyl, (C
2
-C
7
)alkenyl or (C
2
-C
7
)alkynyl; wherein R is substituted with R1; and pharmaceutically acceptable salts, hydrates, or solvates thereof, for use—alone or in combination with one or more other pharmaceutically active compounds—in therapy, for preventing, treating or ameliorating diseases or conditions responsive to stimulation of neutrophil oxidative burst, responsive to stimulation of keratinocyte IL-8 release or responsive to induction of necrosis.
The present invention relates to methods of producing ingenol-3-angelate (I) from ingenol (II).
Furthermore, the invention relates to intermediates useful for the synthesis of ingenol-3-angelate (I) from ingenol (II) and to methods of producing said intermediates.
The invention relates to compounds of general formula I, (I), wherein R is wherein R is aryl substituted by R3; or R is (C3-Ci3)-cycloalkyl, (C3-Ci3)-cycloalkenyl or (C7-Ci3)-cycloalkynyl optionally substituted by R4; and pharmaceutically acceptable salts, hydrates, or solvates thereof, for use—alone or in combination with one or more other pharmaceutically active compounds—in therapy, for preventing, treating or ameliorating diseases or conditions responsive to stimulation of neutrophil oxidative burst, responsive to stimulation of keratinocyte IL-8 release or responsive to induction of necrosis.