HDAC10 Inhibitor

SW-100, a selective histone deacetylase 6 (HDAC6) inhibitor with an IC₅₀ of 2.3 nM, shows at least 1000-fold selectivity for HDAC6 relative to all other HDAC isozymes. SW-100 displays a significantly improved ability to cross the blood-brain-barrier.

Givinostat (ITF-2357) hydrochloride is a HDAC inhibitor with an IC₅₀ of 198 and 157 nM for HDAC1 and HDAC3, respectively. Givinostat hydrochloride can penetrate the blood-brain barrier (BBB)..

HPOB is a highly potent and selective inhibitor of HDAC6 with an IC₅₀ of 56 nM. HPOB displays >30 fold less potent against other HDACs. HPOB enhances the effectiveness of DNA-damaging anticancer agents in transformed cells but not normal cells. HPOB does not block the ubiquitin-binding activity of HDAC6.

Domatinostat tosylate (4SC-202) is a selective class I HDAC inhibitor with IC₅₀ of 1.20 μM, 1.12 μM, and 0.57 μM for HDAC1, HDAC2, and HDAC3, respectively. It also displays inhibitory activity against Lysine specific demethylase 1 (LSD1).

MC1742 is a potent HDAC inhibitor, with IC₅₀s of 0.1 μM, 0.11 μM, 0.02 μM, 0.007 μM, 0.61 μM, 0.04 μM and 0.1 μM for HDAC1, HDAC2, HDAC3, HDAC6, HDAC8, HDAC10 and HDAC11, respectively. MC1742 can increase acetyl-H3 and acetyl-tubulin levels and inhibits cancer stem cells growth. MC1742 can induce growth arrest, apoptosis, and differentiation in sarcoma CSC.

HDAC10-IN-3 (Compound 2a) is a potent HDAC10 inhibitor with an IC₅₀s of 0.41, 37, 350 and 4500 nM against HDAC10, HDAC6, HDAC8 and HDAC1. HDAC10-IN-3 exhibits moderate cytotoxicity in KB and SK-OV-3 cells, but does not show significant cytotoxicity against most cancer cell lines. HDAC10-IN-3 can be used for the study of cancers.

HDAC-IN-52 is a pyridine-containing HDAC inhibitor, with IC₅₀s of 0.189, 0.227, 0.440 and 0.446 μM for HDAC1, HDAC2, HDAC3, and HDAC10, respectively. HDAC-IN-52 can be used for the research of cancer.

Tucidinostat-d₄ is the deuterium labeled Tucidinostat. Tucidinostat is a potent and orally bioavailable HDAC enzymes class I (HDAC1/2/3) and class IIb (HDAC10) inhibitor, with IC₅₀s of 95, 160, 67 and 78 nM, respectively.

CRA-026440 hydrochloride is a potent, broad-spectrum HDAC (HDAC) inhibitor. The K_i values against recombinant HDAC isoenzymes HDAC1, HDAC2, HDAC3, HDAC6, HDAC8, and HDAC10 are 4 nM, 14 nM, 11 nM, 15 nM, 7 nM, and 20 nM respectively. CRA-026440 hydrochloride shows antitumor and antiangiogenic activities. CRA-026440 (hydrochloride) is a click chemistry reagent, it contains an Alkyne group and can undergo copper-catalyzed azide-alkyne cycloaddition (CuAAc) with molecules containing Azide groups.

XSJ-10 is a HDAC inhibitor containing a RAS/RAF protein interfering unit, with IC_50s of 0.05 and 0.04 μM in PANC-1 cells and HT-29 cells. XSJ-10 can effectively induce the apoptosis of cancer cells and suppress the tumor by strongly inhibiting the RAS-RAF-MEK-ERK signaling pathway and the acetylation level of HDAC3.

HDAC1-IN-13 is an orally active HDAC1 inhibitor with IC₅₀ values of 91, 185, 170, and 280 nM against HDAC1, HDAC2, HDAC3, and HDAC10, respectively, and shows no activity against HDAC4, HDAC5, HDAC6, HDAC7, and HDAC9. HDAC1-IN-13 induces extrinsic apoptosis by activating the caspase-8 pathway and triggers G0/G1 cell cycle arrest. HDAC1-IN-13 can be used for the research of leukemia.

(S)-Trichostatin A ((S)-TSA) is a HDAC6-selective inhibitor with IC₅₀s of 9.88 nM and 11.1 nM for Zebrafish HDAC6 and Human HDAC6, respectively. (S)-Trichostatin A weakly inhibits other human HDACs.

HDAC6-IN-9 (compound 12c) is a potent and selective HDAC6 inhibitor with IC₅₀ values of 11.8, 15.2, 4.2, 139.6, 21.3 nM for HDAC1,HDAC3, HDAC6, HDAC8, HDAC10, respectively. HDAC6-IN-9 shows anti-proliferative activities.

HDAC-IN-36 (compound 23 g) is an orally active and potent HDAC (histone deacetylase) inhibitor, with an IC₅₀ of 11.68 nM (HDAC6). HDAC-IN-36 promotes apoptosis, autophagy and suppresses migration. HDAC-IN-36 shows anti-tumor and anti-metastatic activity, and can be used for breast cancer research.

TNI-97 is a selective and orally active HDAC6 inhibitor, with an IC₅₀ of 0.2 nM. TNI-97 potently inhibited TNBC cell MDA-MB-453 growth and clonogenicity. TNI-97 induces PANoptosis including apoptosis, necroptosis and pyroptosis in MDA-MB-453 cells. TNI-97 shows antitumor activity in the mice carrying the MDA-MB-453 xenograft or carrying murine-derived TNBC cell allografts. TNI-97 can be used for the study of triple-negative breast cancer.

HDAC10-IN-2 (compound 10c) is a potent and highly selective HDAC10 inhibitor, with an IC₅₀ of 20 nM. HDAC10-IN-2 modulates autophagy in aggressive FLT3-ITD positive acute myeloid leukemia cells.

Wee1/HDAC-IN-1 is a dual Wee1/HDAC inhibitor with an IC₅₀ of 1.2 nM for Wee1 and IC₅₀ values of 196 nM for HDAC1, 156 nM for HDAC3, and 55 nM for HDAC6. Wee1/HDAC-IN-1 exhibits strong antiproliferative activity against MV4-11 cells with an IC₅₀ of 0.076 μM. Wee1/HDAC-IN-1 selectively binds to Wee1 and HDACs. Wee1/HDAC-IN-1 interferes with DNA damage repair pathways and induces apoptosis in MV4-11 cells. Wee1/HDAC-IN-1 Wee1/HDAC-IN-1 can be used for the research of acute myeloid leukemia (AML).

SM-06-09 is a potent, highly selective, orally active tetrazolone-based HDAC6 inhibitor with an IC₅₀ value of 0.49 nM. SM-06-09 promotes tumor-associated macrophage (TAM) polarization toward an antitumor M1-like phenotype and enhances macrophage phagocytosis, antigen presentation, and T-cell activation. SM-06-09 remodels the tumor immune microenvironment, exhibits antitumor activity in melanoma models, and enhances the efficacy of anti-PD-1 immune checkpoint blockade.

HDAC6-IN-10 is a highly selective HDAC6 inhibitor with the IC₅₀ of 0.73 nM. HDAC6-IN-10 has 144~10941-fold selectivity over other HDAC isoforms. HDAC6-IN-10 shows anti-proliferative activities against multiple myeloma cells.