K 259-2

K 259-2 is an inhibitor of phosphodiesterase.

K 259-3 是 K 259-2 的甲酯，是钙调素依赖性环核苷酸磷酸二酯酶的抑制剂。

K-Ras G12C-IN-2 is a covalent kras g12c inhibitor.

Cathepsin K inhibitor 2 是一种 cathepsin K 的有效抑制剂。其中 Cathepsin K (Cat K) 是一种半胱氨酸蛋白酶，在 CTSK 基因调控下表达，与骨质疏松症密切相关，能够水解胶原蛋白。Cathepsin K inhibitor 2 对骨关节炎表现出研究潜力。

K-Ras ligand-Linker Conjugate 2 is a chemical compound that includes a ligand for K-Ras and a PROTAC linker. This compound is capable of recruiting E3 ligases like VHL, CRBN, MDM2, and IAP. It is utilized in the synthesis of PROTAC K-Ras Degrader-1, which is a highly effective PROTAC K-Ras degrader with a degradation efficacy of ≥70% in SW1573 cells[1].