CDK9-IN-10 is primarily utilized in research settings to study its inhibitory effects on cyclin-dependent kinase 9 (CDK9), a protein crucial for transcriptional regulation. By inhibiting CDK9, it helps in understanding the mechanisms of transcription elongation and the role of CDK9 in various cellular processes. This compound is particularly valuable in cancer research, where CDK9 inhibition is explored as a potential therapeutic strategy to disrupt the transcription of oncogenes, thereby halting the proliferation of cancer cells. Additionally, it aids in investigating the impact of CDK9 inhibition on viral replication, offering insights into antiviral drug development. Its application extends to studying diseases where transcriptional dysregulation plays a key role, contributing to the development of targeted therapies.