1. Synthetic approaches to indolo[6,7-a]pyrrolo[3,4-c]carbazoles: potent cyclin D1/CDK4 inhibitors.
- Author
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Faul MM, Engler TA, Sullivan KA, Grutsch JL, Clayton MT, Martinelli MJ, Pawlak JM, LeTourneau M, Coffey DS, Pedersen SW, Kolis SP, Furness K, Malhotra S, Al-awar RS, and Ray JE
- Subjects
- Acetamides chemistry, Acetates chemistry, Cyclin-Dependent Kinase 4, Humans, Maleimides chemistry, Oxidants chemistry, Photochemistry, Structure-Activity Relationship, Antineoplastic Agents chemical synthesis, Carbazoles chemical synthesis, Cyclin D1 antagonists & inhibitors, Cyclin-Dependent Kinases antagonists & inhibitors, Enzyme Inhibitors chemical synthesis, Indoles chemistry, Proto-Oncogene Proteins, Pyrroles chemistry
- Abstract
Synthesis of indolo[6,7-a]pyrrolo[3,4-c]carbazoles 1, a new class of cyclin D1/CDK4 inhibitors, by oxidation of the corresponding aryl indolylmaleimides 2, will be described. Two approaches to the synthesis of 2 were identified that required new methods for the synthesis of 7-substituted indole acetamides 3 and N-methyl (indol-7-yl)oxoacetates 6. The chemistry developed enabled introduction of functionality (-OR, NR(2)) at C(12) and N(13) facilitating structure-activity relationship (SAR) evaluation of this indolocarbazole platform.
- Published
- 2004
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