SGX-523 is a selective Met inhibitor with IC50 of 4 nM, no activity to BRAFV599E, c-Raf, Abl and p38α.

SGI-1776 is a novel ATP competitive inhibitor of Pim1 with IC50 of 7 nM; 50- and 10-fold selective versus Pim2 and Pim3, also potent to Flt3 and haspin.

Senicapoc(ICA17043) is a potent and selective Gardos channel blocker; blocked Ca(2+)-induced rubidium flux from human RBCs/ inhibited RBC dehydration with IC50s of 11 nM/30 nM, respectively. IC50 value: 11/30 nM [1] Target: Gardos channel in vitro: I

Semaxanib (SU5416) is a potent and selective VEGFR(Flk-1/KDR) inhibitor with IC50 of 1.23 μM, 20-fold more selective for VEGFR than PDGFRβ, lack of activity against EGFR, InsR and FGFR.

Selpercatinib is a RET kinase inhibitor extracted from patent WO2018071447A1, Compound Example 163, has an IC50 of 14.0 nM, 24.1 nM, and 530.7 nM for RET (WT), RET (V804M) , and RET (G810R), respectively. Antineoplastic activity.

Selonsertib（GS-4997）is an orally bioavailable inhibitor of apoptosis signal-regulating kinase 1 (ASK1), with potential anti-inflammatory, antineoplastic and anti-fibrotic activities.

SCH772984 is a novel, specific inhibitor of ERK1/2 with IC50 of 4 nM and 1 nM, respectively.

SCH 900776 is a selective Chk1 inhibitor with IC50 of 3 nM. It shows 50-fold selectivity against Chk2. Phase 2.

SB9200(Inarigivir soproxil) is a novel agonist of innate immunity, shows potent antiviral activity against resistant HCV variants.

SB-705498 is a potent, selective and orally bioavailable transient receptor potential vanilloid 1 (TRPV1) receptor antagonist with a pIC50 of 7.1.

Saxagliptin is a selective and reversible DPP4 inhibitor with IC50 of 26 nM and Ki of 1.3 nM.

Sarpogrelate(MCI-9042) hydrochloride, a selective 5-HT2 antagonist, has been widely used as an anti-platelet agent for the treatment of PAD.

SAR 1118 is a potent tetrahydroisoquinoline (THIQ)-derived LFA-1/ICAM-1 antagonist for treating dry eye.

S55746 (BLC201) is a potent, orally active and selective BCL-2 inhibitor, with a Ki of 1.3 nM and a Kd of 3.9 nM. S55746 (BLC201) has antitumor activity with low toxicity[1].

S1RA(E-52862) is a potent and selective sigma-1 receptor(σ1R, Ki=17 nM), showed good selectivity against σ2R (Ki > 1000 nM).

RX518(CK-101) is an orally available third-generation and selective inhibitor of certain epidermal growth factor receptor (EGFR) activating mutations.

Ruxolitinib Phosphate is a potent and selective Janus kinase (JAK1, IC50 = 5.9 nM and JAK2, IC50 = 5.7 nM) inhibitor.

Ruxolitinib is a potent ATP mimetic that inhibits both JAK1 and JAK2 with IC50 values of 2.7 and 4.5 nM, respectively and is relatively less selective for JAK3 (IC50 = 322 nM).

RSV604 is a novel inhibitor of respiratory syncytial virus replication(EC50=0.86 uM); a putative RSV nucleoprotein(N) inhibitor in phase 2 clinical trials.

RO4987655(CH-4987655) is an orally active small molecule, targeting mitogen-activated protein kinase kinase 1 (MAP2K1/MEK1 IC50=5.2 nM), with potential antineoplastic activity.

RN-486 is a Bruton's tyrosine kinase (Btk) inhibitor.

Rivaroxaban (Xarelto; BAY 59-7939) is a novel, oral, direct Factor Xa (FXa) inhibitor in late-stage development for the prevention and treatment of thromboembolic disorders.

Risperidone(R 64 766) is a serotonin 5-HT2 receptor blocker(Ki= 0.16 nM) and a potent dopamine D2 receptor antagonist(Ki= 1.4 nM).

Rilpivirine(R 278474, TMC 278) is a type of anti-HIV medicine called a non-nucleoside reverse transcriptase inhibitor (NNRTI).

Rigosertib (ON-01910) is a non-ATP-competitive inhibitor of PLK1 with IC50 of 9 nM; shows 30-fold greater selectivity against PLK2 and no activity to PLK3.

Remdesivir is a novel RNA-dependent RNA Polymerase,(RdRp) inhibitor. The purity of remdesivir>99.8%,signal impurity<0.05%.

Relebactam is a diazabicyclooctane inhibitor with activity against a wide spectrum of β-lactamases, including class A (extended-spectrum β-lactamases [ESBLs] and KPC) and class C (AmpC) enzymes.

Regorafenib (BAY 73-4506, Fluoro-Sorafenib) is a multi-target inhibitor for VEGFR1, VEGFR2, VEGFR3, PDGFRβ, Kit, RET and Raf-1 with IC50 of 13 nM/4.2 nM/46 nM, 22 nM, 7 nM, 1.5 nM and 2.5 nM, respectively.

Regorafenib (BAY 73-4506) is a multi-target inhibitor for VEGFR1, VEGFR2, VEGFR3, PDGFRβ, Kit, RET and Raf-1 with IC50 of 13 nM/4.2 nM/46 nM, 22 nM, 7 nM, 1.5 nM and 2.5 nM, respectively.

Ravidasvir(PPI-668) is a NS5A Inhibitor.