Purinostat mesylate is a selective inhibitor of HDAC. Purinostat mesylate inhibits class I and class IIb HDACs with IC50s from 0.81 to 11.5 nM. Purinostat mesylate induces apoptosis and affects cell cycle of LAMA84 and 188 BL-2 cells, and shows potently anti-leukemia effects in vivo. Purinostat mesylate can be used for the research of lymphoblastic leukemia.

DKFZ-748 is a selective HDAC10 inhibitor (pIC50=7.66), and shows anti-tumor activity.

SAHA-OH is a selective HDAC6 inhibitor (IC50=23 nM), shows a 10- to 47-fold selectivity for HDAC6 compared to HDAC 1, 2, 3, and 8. SAHA-OH shows anti-inflammatory activity, and attenuates macrophage apoptosis.

CRA-026440 hydrochloride is a potent, broad-spectrum HDAC (HDAC) inhibitor. The Ki 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.

A452 is a potent and selective HDAC6 inhibitor, effectively inhibits the cell growth and viability of various cancer cell types, irrespective of p53 status.

CM-1758 is a novel histone deacetylase (HDAC) inhibitor with IC50 of 5 nM and 126 nM for HDAC1 and HDAC6, respectively.

GH8HA01 is a highly potent, selective HDAC8 inhibitor with Ki of 0.67 nM, highly selective against HDAC8 compared to other HDACs.

HO53 is a small moecule inducer of cathelicidin antimicrobial peptide gene (CAMP) expression in bronchial epithelium cells, HO53 is a histone deacetylase (HDAC) inhibitor, interacts directly with HDAC3.

HR488B is a potent, selective HDAC1 inhibitor with IC50 of 1.24 uM, effectively inhibits the proliferation of CRC cells.

KH-259 is a potent, isozyme-selective and CNS-penetrant HDAC6 inhibitor with IC50 of 260 nM, shows weak activity against HDAC1 and HDAC4 (IC50>6 uM).

KPZ560 is a potent, HDAC1/2-selective inhibitor with IC50 of 12/68 nM, respectively.

Mz325 is a potent, selective, dual inhibitor of Sirt2/HDAC6 with IC50 of 320/43 nM, respectively.

NBM-T-L-BMX-OS01 (BMX, HDAC8 inhibitor) is a potent, selective and BB penetrant HDAC8 inhibitor with IC50 of 831 nM.

NN-429 (NN429) is a potent, selective second-generation inhibitor of HDAC6 with IC50 of 3.2 nM, >312-fold selectivityt over all HDAC isoforms.

NT160 is a high affinity, selective class-IIa histone deacetylase (HDAC) inhibitor with IC50 of 80 nM (HDAC4), 600-fold selectivity over HDAC2 and 27-fold selectivity over HDAC8.

PB118 is a potent, selective HDAC6 inhibitor with IC50 of 5.6 nM, shows >1000 times selectively towards HDAC1, reduces alzheimer's disease neuropathology.

Purinostat is a potent, highly selective class I and IIb HDAC inhibitor with IC50 of 0.81, 1.4, 1.7, and 3.8 nM for class I HDAC1, 2, 3, and 8, and 11.5, 1.1 nM for class IIb HDAC 6 and 10, respectively.

RBC1HI is a novel small molecule HDAC1/HDAC2 inhibitor, attenuates behavioral manifestations of oxycodone withdrawal, especially in mice with neuropathic pain.

RGFP963 (RGFP 963) is a potent, selective class I HDAC inhibitor with IC50 of 1.51 uM, 0.75 and 0.096 uM for HDAC1, HDAC2, and HDAC3, respectively.

SBI-46 (SBI 46) is an antiandrogen-equipped histone deacetylase (HDAC) inhibitor, strongly binds to androgen receptor (AR, IC50=8.4 nM) and potently inhibited HDACs and the proliferation of AR+ CRPC.

SP-2-225 is a potent, selective HDAC6 inhibitor, improves antitumor immune responses and prevent tumor relapse after radiotherapy.

TTA03-107 is a potent, selective HDAC1 inhibitor with Ki of 3.22 and 17.6 nM for HDAC1/2, respectively.