2. Signaling Pathways
  3. Cell Cycle/DNA Damage
  4. CDK
  5. CDK12 Isoform
  6. CDK12 Inhibitor

CDK12 Inhibitor

CDK12 Inhibitors (33):

Cat. No. Product Name Effect Purity
  • HY-80013
    THZ1
    		Inhibitor 99.84%
    THZ1 is a selective and potent covalent CDK7 inhibitor with an IC50 of 3.2 nM. THZ1 also inhibits the closely related kinases CDK12 and CDK13 and downregulates MYC expression.
  • HY-103618
    THZ531
    		Inhibitor 99.86%
    THZ531 is a selective and covalent inhibitor of both CDK12 and CDK13 with IC50s of 158 nM and 69 nM, respectively.
  • HY-138293
    SY-5609
    		Inhibitor 99.93%
    SY-5609 (CDK7-IN-3) is an orally active, highly selective, noncovalent CDK7 inhibitor with a KD of 0.065 nM. SY-5609 shows poor inhibition on CDK2 (Ki=2600 nM), CDK9 (Ki=960 nM), CDK12 (Ki=870 nM). SY-5609 induces apoptosis in tumor cells and has antitumor activity.
  • HY-130250
    SR-4835
    		Inhibitor 99.73%
    SR-4835 is a potent, highly selective and ATP competitive dual inhibitor of CDK12/CDK13 (CDK12: IC50=99 nM, Kd=98 nM; CDK13: Kd=4.9 nM). SR-4835 acts in synergy with DNA-damaging chemotherapy and PARP inhibitors and provokes triple-negative breast cancer (TNBC) cell death.
  • HY-139039
    BSJ-4-116
    		Inhibitor 99.87%
    BSJ-4-116 is a PROTAC connected by ligands for Cereblon and CDK. BSJ-4-116 is a highly potent and selective CDK12 degrader (PROTAC) with an IC50 of 6 nM. BSJ-4-116 downregulates DDR genes through a premature termination of transcription, primarily through increasing poly(adenylation). BSJ-4-116 exhibits potent antiproliferative effects, alone and in combination with the poly(ADP-ribose) polymerase inhibitor Olaparib (HY-10162).
  • HY-171787A
    PPA-037 TFA
    		Inhibitor 99.42%
    PPA-037 TFA is an orally active, highly potent and selective inhibitor of cyclin-dependent kinase 12 (CDK12). PPA-037 TFA induces the degradation of cyclin K (Cyclin K), enhancing antiproliferative effects on tumor cells. PPA-037 TFA is promising for research of cancers.
  • HY-114567
    GW780056X
    		Inhibitor
    GW780056X is a CDK12 inhibitor. GW780056X decreases nuclear foci count in DM1 cells. GW780056X can be used for the research of myotonic dystrophy type 1.
  • HY-80013A
    THZ1 Hydrochloride
    		Inhibitor 99.06%
    THZ1 Hydrochloride is a selective and potent covalent CDK7 inhibitor with an IC50 of 3.2 nM. THZ1 Hydrochloride also inhibits the closely related kinases CDK12 and CDK13 and downregulates MYC expression.
  • HY-112626
    CDK12-IN-2
    		Inhibitor 99.36%
    CDK12-IN-2 is a potent, selective and nanomolar CDK12 inhibitor (IC50=52 nM) with good physicochemical properties. CDK12-IN-2 is also a strong CDK13 inhibitor due to CDK13 is the closest homologue of CDK12. CDK12-IN-2 shows excellent kinase selectivity for CDK12 over CDK2, 9, 8, and 7. CDK12-IN-2 inhibits the phosphorylation of Ser2 in the C-terminal domain of RNA polymerase II. CDK12-IN-2 can be used an excellent chemical probe for functional studies of CDK12.
  • HY-163944
    LL-K12-18
    		Inhibitor 98.42%
    LL-K12-18 is a CDK12 kinase inhibitor and a dual-site molecular glue. LL-K12-18 inhibits human CDK12 with an IC50 value of 283.9 nM, and selectively degrades cyclin K via the ubiquitin-proteasome system by stabilizing the CDK12-DDB1 complex. LL-K12-18 downregulates DNA damage response genes, reduces the phosphorylation level of CTD Ser2 in RNA polymerase II, and modulates biomarkers such as ATM, RAD51, γ-H2AX and cleaved PARP, thereby effectively inducing apoptosis and inhibiting proliferation of breast cancer cells. LL-K12-18 exhibits high target selectivity and serves as a research tool for studies on triple-negative breast cancer.
  • HY-112261
    CDK12-IN-3
    		Inhibitor 99.86%
    CDK12-IN-3 is a potent and selective CDK12 inhibitor with an IC50 of 491 nM in enzymatic assay.
  • HY-145072
    BSJ-01-175
    		Inhibitor 99.88%
    BSJ-01-175 is a potent and selective CDK12/13 covalent inhibitor. BSJ-01-175 demonstrates exquisite selectivity, potent inhibition of RNA polymerase II phosphorylation, and downregulation of CDK12-targeted genes in cancer cells.
  • HY-139980
    CDK9-IN-13
    		Inhibitor 99.94%
    CDK9-IN-13 (compound 38) is potent and selective CDK9 inhibitor, with an IC50 of <3 nM. CDK9-IN-13 exhibits short half-lives in rodents.
  • HY-139329
    CDK12-IN-6
    		Inhibitor 99.15%
    CDK12-IN-6, a pyrazolotriazine, is a potent CDK12 inhibitor with an IC50 of 1.19 μM at high ATP (2 mM). CDK12-IN-6 has no effect on CDK2/Cyclin E (IC50>20 μM) and CDK9/Cyclin T1 (IC50>20 μM) at high ATP (2 mM) (WO2021116178A1).
  • HY-117203A
    CDK12-IN-E9
    		Inhibitor 99.71%
    CDK12-IN-E9 is a potent and selective covalent CDK12 inhibitor and a non-covalent CDK9 inhibitor, while avoiding ABC transporter-mediated efflux. CDK12-IN-E9 has weak binding ability to CDK7/CyclinH complex with an IC50> 1 μM.
  • HY-155787
    SHR5428
    		Inhibitor 98.97%
    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).
  • HY-139328
    CDK12-IN-5
    		Inhibitor 98.03%
    CDK12-IN-5, a pyrazolotriazine, is a potent CDK12 inhibitor with an IC50 of 23.9 nM at high ATP (2 mM). CDK12-IN-5 has no effect on CDK2/Cyclin E (IC50=173 μM) and CDK9/Cyclin T1 (IC50=127 μM) at high ATP (2 mM) (WO2021116178A1).
  • HY-172970
    HQY1428
    		Inhibitor 99.65%
    HQY1428 is an orally active CDK12 inhibitor. HQY1428 inhibits DNA replication, causes G2/M arrest in SKOV3 cells, induces DNA double-strand breaks and apoptosis. HQY1428 has anti-tumor activity in the SKOV3 xenograft mouse model. HQY1428 combined with the HER2 inhibitor Lapatinib (HY-50898) in the NCI-N87 xenograft mouse model produces a synergistic therapeutic effect.
  • HY-173059
    CDK12/13-IN-3
    		Inhibitor 99.14%
    CDK12/13-IN-3 (Compound 12b) is the orally active inhibitor for CDK that inhibits CDK12 and CDK13 with IC50 of 107.4 nM and 79.4 nM. CDK12/13-IN-3 inhibits the phosphorylation of Ser2 on the CTD of RNA polymerase II, induces DNA damage, and downregulates the gene expression of DNA damage response (DDR). CDK12/13-IN-3 exhibits antiproliferative activity against multiple cancer cells with IC50 of nanomolar levels. CDK12/13-IN-3 exhibits antitumor effect in mouse models, exhibits good pharmacokinetic properties with an oral bioavailability of 53.6%.
  • HY-171787
    PPA-037
    		Inhibitor
    PPA-037 is an orally active, highly potent and selective inhibitor of cyclin-dependent kinase 12 (CDK12). PPA-037 induces the degradation of cyclin K (Cyclin K), enhancing antiproliferative effects on tumor cells. PPA-037 is promising for research of cancers.