CDK6 Inhibitor

CDK4/6-IN-2 is a potent CDK4 and CDK6 inhibitor extracted from patent US20180000819A1, Compound 1, has IC₅₀s of 2.7 and 16 nM for CDK4 and CDK6, respectively.

Damulin B is a dammarane-type saponin found in Gynostemma pentaphyllum. Damulin B can inhibit cancer cell apoptosis, decrease mitochondrial membrane potential, inhibit ROS production and cause G0/G1 phase arrest. Damulin B can prevent Cisplatin (HY-17394)-induced acute kidney injury and induce hair growth. Damulin B shows anti-inflammation anti-diabetic and anti-obesity effect. Damulin B can be used for the researches of cancer, inflammation, metabolic disease, such as lung cancer, osteoarthritis and diabetes.

CDK9-IN-7 (compound 21e) is a selective, highly potent, and orally active CDK9/cyclin T inhibitor (IC₅₀=11 nM), which exhibits more potent over other CDKs (CDK4/cyclinD=148 nM; CDK6/cyclinD=145 nM). CDK9-IN-7 shows antitumor activity without obvious toxicity. CDK9-IN-7 induces NSCLC cell apoptosis, arrests the cell cycle in the G2 phase, and suppresses the stemness properties of NSCLC.

Inixaciclib (NUV-422) is a blood-brain barrier-penetrant inhibitor of CDK2, CDK4 and CDK6. Inixaciclib inhibits cancer cell growth. Inixaciclib induces anti-tumor activity in xenograft models of glioblastoma, CDK4/CDK6 inhibitor-resistant HR⁺ HER2^- metastatic breast cancer, and anti-androgen-resistant prostate cancer. Inixaciclib can be used for the research of relapsed or metastatic castration-resistant prostate cancer.

SHR5428 is a potent, orally active, selective and noncovalent inhibitor of CDK7 with highly potent CDK7 enzymatic activity (IC₅₀=2.3 nM). SHR5428 inhibits triple negative breast cancer cellular activity on MDA-MB-468 cell (IC₅₀=6.6 nM).

GP-82996 (CINK4) is a pharmacological inhibitor of CDK4/6. GP-82996 has IC₅₀s of 1.5, 5.6 and 25 μM for CDK4/cyclin D1, CDK6/cyclin D1 and Cdk5/p35, respectively. GP-82996 induces the apoptosis of cancer cells U2OS. GP-82996 can be used in the research of cancer.

Abemaciclib metabolite M20-d₈ is the deuterium labeled Abemaciclib metabolite M20. Abemaciclib metabolite M20 (LSN3106726), the active metabolite of Abemaciclib, is a selective CDK4/6 inhibitor.

NVP-LCQ195 (LCQ-195) is an inhibitor of CDK1/2/3/5/9. NVP-LCQ195 induces cell cycle arrest and eventual apoptotic cell death of multiple myeloma (MM) cells. NVP-LCQ195 triggers decreased amplitude of transcriptional signatures related to oncogenesis, drug resistance and stem cell renewal in MM cell lines.

AT7519 (AT7519M) TFA as a potent inhibitor of CDKs, with IC₅₀s of 210, 47, 100, 13, 170, and <10 nM for CDK1, CDK2, CDK4 to CDK6, and CDK9, respectively.

CDK4/6-IN-12 is a potent cyclin-dependent kinase 4/6 (CDK4/6) inhibitor. CDK4/6-IN-12 has enzymatic inhibitory activity for CDK4 and CDK6 with IC₅₀ of 592.3 nM and 3090 nM, respectively. CDK4/6-IN-12 can be used for the research of cancer.

CDK4/6-IN-9 (compound 10) is a selective CDK4/6 inhibitor with an IC₅₀ of 905 nM for CDK6/cyclin D1. CDK4/6-IN-9 has the potential for multiple myeloma (MM) research.

CDK6/PIM1-IN-1 (Compound 51) hydrochloride is an orally active and potent dual CDK6/PIM1 inhibitor with IC₅₀ values of 39 and 88 nM, respectively. CDK6/PIM1-IN-1 hydrochloride inhibits CDK4 (IC₅₀=3.6 nM). CDK6/PIM1-IN-1 hydrochloride significantly inhibits acute myeloid leukemia (AML) cell proliferation, arrest cell cycle at the G1 phase, and promote cell apoptosis. CDK6/PIM1-IN-1 exhibits potent anti-AML activity.

BS-181 is a potent and selective CDK7 inhibitor (IC₅₀=21 nM) than Seliciclib (HY-30237). BS-181 is also against CDK2, CDK5 and CDK9 with IC₅₀ values of 880, 3000 and 4200 nM, respectively (fails to block CDK1, 4 and 6). BS-181 inhibits a panel of cancer cells growth (IC₅₀=11.5 μM-37.3 μM) and induces cell apoptosis. BS-181 has the potential for the research of cancer therapy.

Cimpuciclib tosylate is a selective CDK4 inhibitor (IC₅₀: 0.49 nM) that has anti-tumor activity.

CDK4/6-IN-18 (Example 2BrIC) is a selective CDK4/6 inhibitor. CDK4/6-IN-18 inhibits ionizing radiation (IR)-induced DNA damage in cells.

RGB-286147 is a selective and ATP-competitive CDK and CDK-related kinases (CRK) inhibitor with IC₅₀ values ranging from 9-839 nM. RGB-286147 shows less active against other non-CDK/CRK kinases. RGB-286147 induces cell apoptosis, and exhibits anti-tumor activity.

CDK6/PIM1-IN-1 is a potent and balanced dual CDK6/PIM1 inhibitor with IC₅₀ values of 39 and 88 nM, respectively. CDK6/PIM1-IN-1 inhibits CDK4 (IC₅₀=3.6 nM). CDK6/PIM1-IN-1 significantly inhibits acute myeloid leukemia (AML) cell proliferation, arrest cell cycle at the G1 phase, and promote cell apoptosis. CDK6/PIM1-IN-1 exhibits potent anti-AML activity.

AMG 925 HCl is a potent, selective, and orally available FLT3/CDK4 dual inhibitor with IC₅₀s of 2±1 nM and 3±1 nM, respectively.

Sinigrin (Allyl-glucosinolate) hydrate is an orally active glucosinolate found in cruciferous plants. Sinigrin hydrate possesses multiple activities such as anti-cancer, antibacterial, antifungal, anti-inflammatory, antioxidant, and inhibition of fat synthesis. Sinigrin hydrate can be used in the research of tumors, inflammatory, and metabolic diseases.

KWZY-11 (Compound 11) is a potent PARP/CDK6 dual inhibitor with IC₅₀ values of 156.8, 197.3, and 13.3 nM for PARP1, PARP2, and CDK6, respectively. KWZY-11 inhibits tumor cell proliferation by regulating the Wnt/β-catenin signaling pathway. KWZY-11 induces excessive DNA damage and apoptosis in MDA-MB-231 breast cancer cells.