Samuraciclib (CT7001) hydrochloride hydrate is a potent, selective, ATP-competitive and orally active CDK7 inhibitor, with an IC50 of 41 nM. Samuraciclib hydrochloride hydrate displays 45-, 15-, 230- and 30-fold selectivity over CDK1, CDK2 (IC50 of 578 nM), CDK5 and CDK9, respectively. Samuraciclib hydrochloride hydrate inhibits the growth of breast cancer cell lines with GI50 values between 0.2-0.3 µM. Samuraciclib hydrochloride hydrate has anti-tumor effects.

Dalpiciclib (SHR-6390) hydrochloride is an orally active and highly selective inhibitor of CDK4 and 6 with IC50 values of 12.4 nM and 9.9 nM, respectively. Dalpiciclib hydrochloride shows antitumor activity against breast cancer and esophageal squamous cell carcinoma.

NU 6027 inhibits both CDK1 and CDK2 with IC50 values of 2.9 and 2.2 µM, respectively.

NU2058 is a guanine-based CDK inhibitor with IC50 of 17 μM and 26 μM for CDK2 and CDK1.

ZDLD13, a β-carboline, is an orally active and selective CDK4/CycD3 inhibitor with an IC50 value of 0.38 μM. ZDLD13 exhibits potent anti-HCT116 activity including inhibition of colony formation, inhibition of invasion and migration, inducing of apoptosis, and arresting of G1 phase in cell cycle. ZDLD13 shows significant tumor growth inhibition in HCT116 tumor xenograft model.

ZDLD20, a β-carboline, is orally active and selective CDK4/CycD3 inhibitor with an IC50 value of 6.51  μM. ZDLD20 exhibits potent anti-HCT116 activity including inhibition of colony formation, inhibition of invasion and migration, inducing of apoptosis, and arresting of G1 phase in cell cycle. ZDLD20 exhibits potent anticancer activity.

Roscovitine (Seliciclib, CYC202, R-roscovitine) is a potent and selective CDK inhibitor for Cdc2/cyclin B, CDK2/cyclin A, CDK2/cyclin E and CDK5/p53 with IC50 of 0.65 μM, 0.7 μM, 0.7 μM and 0.16 μM, respectively.

SU-9516 is a selective CDK2 inhibtor with IC50 of 22 nM; less potent for CDK1/CDK4(IC50=40/200 nM), no inhibition on PKC, EGFR, p38MAPK etc.

Voruciclib is a protein kinase inhibitor specific for the cyclin-dependent kinase 4 (CDK4) with potential antineoplastic activity.

SY-5102 (SY5102) is a highly potent, selective, noncovalent, orally available CDK7 inhibitor with SPR Kd of 0.03 nM (binding to CDK7/Cyclin H).SY-5102 (SY5102) displays highly selectivity against CDK2, CDK9, and CDK12 (all IC50>75 nM).SY-5102 potently inhibits HCC70 cell proliferation with EC50 of 9 nM.SY-5102 showed dose-dependent tumor growth inhibition including tumor regression at 4 mg/kg po (dosed twice daily) in an HCC70 cell line derived xenograft mouse model.

PF-06842874 is a potent, selective CDK4/6 inhibitor.

CDDD2-94 is a highly potent and selective CDK4 inhibitor with Ki of 2 nM, >140-fold selective for CDK4 over CDK6 (Ki=279 nM).CDDD2-94 is ineffective against other members of the CDK family, displays high selectivity against a panel of 369 human kinases at 1uM, with exceptionally selective-CLK, DYRKs and MYLK4 were the only kinases targeted potently.CDDD2-94 is the most selective CDK4 inhibitor identified to date.CDDD2-94 demonstrated antiproliferative activityagainst MV4-11 and MDA-MB-453 cell lines with GI50 of 0.107 and 0.325 uM respectively.CDDD2-94 inhibits S780-phosphorylated Rb (pRb(S780)) and decreases transcription of Rb1 and E2F-target genes in MDA-MB-453 cells.CDDD2-94 is well tolerated and efficacious in preclinical OC xenograft model, CDDD2-94 provides better safety profile than palbociclib towards the bone marrow.

bio-THZ1 is a biotinylated version of THZ1 and binds irreversibly to CDK7.

ASP9822 is a novel potent selective CDK7 inhibitor with IC50 of 4.3 nM, with anti-cancer activity.

A-1592668 (A 1592668) is a novel potent, CDK9-selective inhibitor with IC50 of 1.2 nM, >1000 fold selectivity over CDK1/2/7/8; A-1592668 also displays selectivity of ~12- and 240-fold over CDK4 and CDK6 respectively. A-1467729 inhibited phosphorylation of RNA pol-II (p-RNA pol-II; Ser2) with a potency of 26.7 nM at the cellular level, inhibited MCL-1 dependent hematologic tumor cell lines H929 (IC50=39 nM) and MV4-11 (IC50=42.4 nM) following 24 h of incubation.

THZ-1 hydrochloride is a potent, selective, covalent CDK7 inhibitor with IC50 of 3.2 nM.

DD-03-156 is a potent and selective degrader of CDK17 and LIMK2. The selectivity and potency of DD-03-156 is exquisite and makes an advanced starting point for the development of a chemical probe for the degradation of CDK17.

Anticancer agent 29 (Compd E/Z-6f) is an anticancer agent, with IC50 values of 0.054 μM, 0.127 μM, 0.129 μM, 0.396 μM for CDK2, CDK1, CDK4 and CDK6, respectively.

Anticancer agent 30 (compound 6f-Z), a 3-arylidene-2-oxindole derivative, is a selective CDK2 inhibitor with potent anticancer activity.

(E/Z)-Zotiraciclib citrate is a potent CDK2, JAK2, and FLT3 inhibitor.

NSC693868 is a selective inhibitor of CDK1 and CDK5 with IC50s of 600 nM and 400 nM, respectively. NSC693868 less potently inhibits GSK3β with an IC50 of 1 µM) and does not block CDC25 activity. NSC693868 is used to help define the roles of CDK1 and CDK5 in various signaling pathways.

FLT3/CDK4-IN-1 is a potent, high selective and orally active FLT3/CDK4 dual inhibitor (IC50=11 and 7 nM for FLT3 and CDK4, respectively). FLT3/CDK4-IN-1 has antiproliferative activities against certain cancer cells. FLT3/CDK4-IN-1 has good antitumor effect in vivo.

CDK1-IN-7 is a potent CDK1 inhibitor (CDK1/CycB IC50=161.2 nM) with potential antiproliferative activity and selectivity for cancer tissues. CDK1-IN-7 induces apoptosis in p53 dependent manner through the intrinsic apoptotic pathway. CDK1-IN-7 is a potential targeted antitumor agent.

CDK7-IN-12 is a potent inhibitor of CDK7. CDK7-IN-12 plays a key role in transcriptional regulation and cell cycle regulation. CDK7-IN-12 effectively inhibit malignant tumor proliferation in vitro and in vivo. CDK7-IN-12 has the potential for the research of cancer disease (extracted from patent WO2021249417A1, compound 43).

SZ-015268 is a CDK7 inhibitor with an IC50 of 23.56 nM. SZ-015268 has extremely significant anti-tumor advantages. SZ-015268 inhibits HCC70, OVCAR-3, HCT116 and HCC1806 cells proliferation with IC50s of 33, 80.56, 12.53, and 61.55 nM, respectively.

CDK5-IN-3 (compound 11) is a potent and selective CDK5 inhibitor, with IC50s of 0.6 nM and 18 nM for CDK5/p25 and CDK2/CycA, respectively. CDK5-IN-3 can be used for the research of autosomal dominant polycystic kidney disease (ADPKD).

CDK7-IN-2 is a potent inhibitor of CDK7. CDK7 is implicated in both temporal control of the cell cycle and transcriptional activity. CDK7 is implicated in the transcriptional initiation process by phosphorylation of Rbpl subunit of RNA Polymerase II (RNAPII). CDK7 has the potential for the research of cancer disease, in particular aggressive and hard- to-treat cancers (extracted from patent WO2019099298A1, compound 1).

(R)-CTX-712 is a potent inhibitor of cdc2-like kinase (CLK). (R)-CTX-712 inhibits CLK kinase activity, and thus inhibits cancer survival and cancer cell growth. (R)-CTX-712 has the potential for the research of cancer disease (extracted from patent JPWO2017188374A1, compound 286).

CDK4/6-IN-11 is a potent PROTAC CDK4/6 degrader.

(E/Z)-Zotiraciclib ((E/Z)-TG02) hydrochloride is a potent CDK2, JAK2, and FLT3 inhibitor.