PROTAC BTK Degrader-5

PROTAC BTK Degraders-5 (Compound 3e) is a selective Bruton's tyrosine kinase (BTK) degrader with a DC50 of 7.0 nM in JeKo-1 cells, demonstrating specificity by not affecting CRBN neosubstrates. It also exhibits antiproliferative effects on various lymphoma cell lines, underscoring its potential application in chronic lymphoid malignancies research.