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.

L5-DA is a G-quadruplex (G4) ligand and selectively stabilized for G4s over ds26. L5-DA exhibits significant cytotoxicity against HeLa cells (IC50=4.3 μM). L5-DA stabilizes G4s in HeLa cells, induces apoptosis, and cell cycle arrest.

MM41 is a potent stabilizer of human telomeric and gene promoter DNA quadruplexes. MM41 is potently against the MIA PaCa-2 pancreatic cancer cell line with IC50 value of <10 nM.

Topoisomerase I/II inhibitor 2 (compound 1a) is a potent Topoisomerase inhibitor (IC50= 9.82 μM on Huh7 cells and 6.83 μM on LM9 cells). Topoisomerase I/II inhibitor 2 has dual inhibition on DNA topoisomerase I/II, also can obviously reduce the growth of xenograft tumor in mice model. Topoisomerase I/II inhibitor 2 has the potential value in treating liver cancer.

Corydamine, 3-arylisoquinoline alkaloid, is a potent DNA topoisomerase I/II inhibitor. Corydamine has anti-cancer activity.

AS1892802 is a potent, orally active, and highly selective inhibitor of ROCK. The onset of antinociceptive effect of AS1892802 is as fast as those of Tramadol and Diclofenac. AS1892802 did not induce gastric irritation or abnormal behavior. AS1892802 is an attractive analgesic profile for the research of severe osteoarthritis pain.

PERK-IN-5 is a highly potent, selectively and orally bioavailable PERK inhibitor (IC50s of 2 and 9 nM for PERK and p-eIF2α, respectively). PERK-IN-5 can significantly inhibit tumor growth in the 786-O renal cell carcinoma xenograft tumor model.

PARP-1-IN-1 is a high selective and orally active PARP-1 inhibitor (IC50=0.96 nM). PARP-1-IN-1 has well tolerance and remarkable single dose activity in the MDA-MB-436 xenotransplantation model.

AZ3391 is a potent inhibitor of PARP. AZ3391 is a quinoxaline derivative. PARP family of enzymes play an important role in a number of cellular processes, such as replication, recombination, chromatin remodeling, and DNA damage repair. AZ3391 has the potential for the research of diseases and conditions occurring in tissues in the central nervous system, such as the brain and spinal cord (extracted from patent WO2021260092A1, compound 23).

NCT-TFP is PARP probe used to identifying Poly(ADP-ribose) polymerases (PARP) inhibitors (extracted from patent US20190331688A1).

Bis-Pro-5FU (Compound 4) is a 5-FU precursor that confers oral bioavailability and increase the safety profile of 5-Fluorouracil (5-FU) chemotherapy regimens. 5-FU is an antineoplastic antimetabolite that is widely used for the research of colorectal and pancreatic cancer.

DNA-PK-IN-3 is a potent inhibitor of DNA-PK. DNA-PK-IN-3 synergistically enhances the effect of radiotherapy and chemotherapy and effectively inhibits tumor growth. DNA-PK-IN-3 also effectively reduces the damage to normal cells and reducing side effects. DNA-PK-IN-3 has the potential for the research of cancer disease (extracted from patent WO2021213460A1, compound 4).

DNA-PK-IN-4 is a potent inhibitor of DNA-PK. DNA-PK-IN-4 is a imidazolinone derivative compound. DNA-PK-IN-4 inhibits DNA-PKcs activity, thus greatly reducing tumor DNA repair and inducing cells to enter the apoptotic program. DNA-PK-IN-4 has the potential for the research of cancer disease (extracted from patent WO2021209055A1, compound 27).

DNA-PK-IN-6 is a potent inhibitor of DNA-PK. DNA-PK-IN-6 inhibits DNA-PKcs activity, thus greatly reducing tumor DNA repair and inducing cells to enter the apoptotic program. DNA-PK-IN-6 enhances the sensitivity of tumor tissues to radiotherapy, overcomes the problem of drug resistance, and enhances the inhibitory effect on a variety of solid tumors and hematological tumors (extracted from patent WO2021197159A1, compound 6).

CHIKV-IN-3 is a potent against two low-passage CHIKV inhibitor with EC50 values of 1.55 and 0.14 µM for CHIKV-122508 and CHIKV-6708, respectively. CHIKV-IN-3 acts on the host cells to interfere with the viral replication. CHIKV-IN-3 displays minimal cytotoxic liability(CC50 > 100 µM). Prophylactic effect.

Pol I-IN-1 is a potent RNA polymerase I (Pol I) inhibitor with IC50 0.21 µM for the Pol I large catalytic subunit RPA194.

DENV-IN-4 is a potent DENV inhibitor (DENV EC50=4.79 μM, Vero CC50>100 μM, SI>20.9). DENV-IN-4 can inhibit the expression level of DENV2 with concentration-dependence and reduce RNA-dependent RNA polymerase (RdRp) enzymatic activity. DENV-IN-4 has antiviral effect.

(S)-CTX-712 （Example 287） is a novel splicing modulator.

dAURK-4 hydrochloride, an Alisertib derivative, is a potent and selective AURKA (Aurora A) degrader. dAURK-4 hydrochloride has anticancer effects.

Aurora/LIM kinase-IN-1 (Compound F114) is a potent and dual inhibitor of aurora and lim kinase. Aurora kinases and lim kinases are involved in neoplastic cell division and cell motility, respectively. Aurora/LIM kinase-IN-1 inhibits GBM proliferation and invasion. Aurora/LIM kinase-IN-1 is a promising new scaffold for dual aurora/lim kinase inhibitors that may be used in future drug development efforts for GBM, and potentially other cancers.

Aurora kinase-IN-1 (Compound 9) is a potent inhibitor of aurora kinase. Aurora kinase-IN-1 upregulates the expression of G1 cell cycle inhibitory proteins including p21 and p27, and G1 progressive cyclin D1, and downregulates G1-to-S progressive cyclins, resulting in cell cycle arrest at the G1/S boundary. Aurora kinase-IN-1 also induces apoptosis. Aurora kinase-IN-1 is a lead compound for chemotherapeutic agents.