R15A inhibitor.

R191 (R-191) is a potent, small molecule IRAK1/4 kinase inhibitor (IRAK4 IC50=3 nM), exhibits good selectivity against a broad panel of kinases.

R243 is a potent, small molecule CCR8 antagonist that inhibits CCR8 signaling and chemotaxis, inhibits CCL1-induced Ca2+ flux and CCL1-driven peritoneal macrophages aggregation at 0.2 uM.

R-360163 is a small molecule inhibitor that effectively inhibits the β-catenin/Tcf4 interaction with Ki of 16 uM in FP assay.

R547 is a potent and selective CDK inhibitor with Ki and IC50 of 1-3 nM and 80 nM respectively.

R-7128(Mericitabine) is a selective nucleoside analog inhibitor of the hepatitis C virus (HCV) NS5B RNA-dependent RNA polymerase, with activity across all HCV genotypes.

R916562 (R562) is a potent, dual Axl/VEGF-R2 inhibitor with celluar IC50 of 136 nM for Axl.

R-999636 is a small molecule inhibitor that effectively inhibits the β-catenin/Tcf4 interaction with Ki of 8.8 uM in FP assay.

RA190, a bis-benzylidine piperidon, inhibits proteasome function by covalently binding to cysteine 88 of ubiquitin receptor RPN13.

rac Pterosin B is a potent and specific SIK3 signaling inhibitor that suppresses SIK3 downstream cascades by up-regulating the phosphorylation levels in the SIK3 C-terminal regulatory domain.

RAD51-IN-17 is a quinazolinone derivative that inhibts homologous recombinase RAD51, effectively inhibits both RAD51 foci formation in response to DNA damage, and proliferation of TNBC cell lines.

Radafaxine Hcl(BW-306U; GW-353162A) is a potent metabolite of bupropion; selective for inhibiting the reuptake of norepinephrine over dopamine; DAT (dopamine transporter) and NET(norepinephrine transporter) transporters inhibitor, and nAChR family modulat

Radalbuvir (GS-9669) is a highly optimized thumb site II nonnucleoside inhibitor of HCV NS5B polymerase with binding affinity of 1.35 nM for genotype 1b.

Radezolid (RX-1741) is a novel oxazolidinone antibiotic agent.

Rafoxanide is a salicylanilide used as an antiparasitic agent.

Raltegravir potassium salt(MK0518 potassium salt) is a potent integrase (IN) inhibitor, used to treat HIV infection.

Ramatroban (BAY u3405) is a thromboxane A(2) (TxA(2)) antagonist marketed for allergic rhinitis.

Ramelteon is a novel melatonin receptor agonist for human MT1 and MT2 receptors and chick forebrain melatonin receptors with Ki of 14 pM, 112 pM and 23.1 pM, respectively.

RapaLink-1 is a third-generation mTOR inhibitor that overcomes resistance to existing first- and second-generation inhibitors; blocks mTOR signaling of the F2108L mTOR and M2327I mTOR drug resistant mutants; RapaLink-1 is more potent mTOR inhibitor than rapamycin.

RAS activator compound 1 is a small molecule RAS activator compound that increases the rate of SOS-catalyzed nucleotide exchange in vitro with EC50 of 14 uM; targets SOS1 induced biphasic modulation of RAS-GTP and ERK phosphorylation levels, through negative feedback on SOS1 that regulates the interaction between SOS1 and GRB2.

RAS inhibitor Abd-7 is a potent RAS-binding compound (Kd=51 nM) that interacts with RAS in cells, prevents RAS-effector interactions and inhibits endogenous RAS-dependent signalling.

RasGRP3 ligand 96 is a potent, selective ligand of Ras guanine-releasing protein 3 (RasGRP3) with Ki of 1.75 nM, showed 73-fold and 45-fold selectivity relative to PKCα and PKCε for in vitro binding activity resepctively.