C5 complement inhibitor 7 (C5-IN-7) is a potent, small-molecule inhibitor of C5 complement protein with serum assay IC50 of <5 nM (2% human serum complement inhibition).C5-IN-7 demonstrated excellent potency and good aqueous solubility, inhibited MAC deposition with IC50 of 1 uM in a complement inhibition assay using 50% human whole blood.The C5 triple mutants (C704R, V705I and N707H) were not inhibited by C5 complement protein inhibitor 7 up to 100 uM.C5 complement protein inhibitor 7 binds within the predicted pocket between the C5a and MG8 domains in close proximity to the C5 convertase cleavage site (R751-L752).

BY27 (BD2 inhibitor BY27) is a potent, highly selective BET BD2 inhibitor with Ki of 8.9/8.2/14.2 nM for BRD2/3/4-BD2 respectively.BY27 displays 38-fold selectivity for BRD2-BD2 over BRD2-BD1.BY27 showed good antitumor activity in the MV4-11 xenograft model with an improved in vivo tolerance in mice compared with I-BET762.

BX471 is a potent, selective, orally available CCR1 antagonist with Ki of 1 nM for hCCR1, displays 100 times less affinity for rat CCR1; shows 10,000-fold selectivity for CCR1 compared with 28 GPCRs (); displays CCR1 ligands MIP-1α, RANTES, and MCP-3 with high affinity (Ki=1-5.5 nM), inhibits a number of CCR1-mediated effects including Ca(2+) mobilization, increase in extracellular acidification rate, CD11b expression; effectively reduces disease in a rat experimental allergic encephalomyelitis model of multiple sclerosis.

BVQ1814 (BVQ-1814) is a highly effective fluorescent probe targeting PDE10A with highly potent affinity (IC50=0.9 nM), >1000-fold subfamily selectivity.

Burkfloxacin (BFX) is a fluoroquinolone analog that potently inhibits growth of intracellular Burkholderia.Burkfloxacin is active against other gram-negative organisms in vitro, showing similar potency to the widely used fluoroquinolone, ciprofloxacin (Cip), against Escherichia coli ATCC 25922 and Pseudomonas aeruginosa ATCC 27853.Burkfloxacin near-completely inhibits plaque formation by Bt and Bp at concentration of 0.5 uM.Burkfloxacin functions as a canonical fluoroquinolone by inhibiting the negative DNA supercoiling activity of E. coli DNA gyrase.Treatment with Burkfloxacin was significantly more effective than ceftazidime, the current antibiotic of choice, for improving survival and decreasing bacterial counts in major organs in a murine model of fulminant respiratory melioidosis.

BTX306 (BTX-306) is a novel protein homeostatic modulator, potently reduces levels of GSPT1, eRF1, CK1α, MCL-1, and c-MYC in myeloma cells, overcomes bortezomib and lenalidomide resistance.BTX306 is much more potently reduced human-derived myeloma cell line viability, with median inhibitory concentrations in the single nanomolar range versus micromolar values for lenalidomide or pomalidomide, and more potently activated caspases 3/8/9.BTX306 did not impact viability of murine hematopoietic cells in an in vivo model, demonstrating its specificity for human cereblon.BTX306 did show some reduced activity in lenalidomide-resistant cell line models but nonetheless retained its nanomolar potency in vitro, overcame bortezomib resistance, and was equipotent against otherwise isogenic cell line models with either wild-type or knockout TP53.BTX306 demonstrated strong activity against primary CD138-positive plasma cells, showed enhanced anti-proliferative activity in combination with bortezomib and dexamethasone.BTX306 was effective in an in vivo systemic model of multiple myeloma.

BT2 is a thermostable small-molecule inhibitor of vascular permeability and angiogenesis, interacts with MEK1 and inhibits ERK phosphorylation, FosB/ΔFosB, and VCAM-1 expression.BT2 blocks endothelial FosB/ΔFosB expression, proliferation, migration and wound repair after in vitro injury and network formation.BT2 also inhibited a range of other regulatory genes involved in cell proliferation, migration, angiogenesis, and inflammation including intercellular adhesion molecule-1 (ICAM-1), CXCL2, KLF5, Egr-1, and Fos.BT2 reduced retinal leakage in rats at least as effectively as aflibercept, a first-line therapy for nAMD/DR.

BSJ-04-122 is a potent, selective, covalent dual MKK4/7 inhibitor with IC50 of 4/181 nM, displays excellent kinome selectivity; BSJ-04-122 covalently targets a conserved cysteine (Cys247 for MKK4, and Cys261 for MKK7) located before the DFG motif. SJ-04-122 exhibits potent cellular target engagement and induces robust target-specific downstream effects. In breast cancer cell lines, BSJ-04-122 potently inhibited JNK phosphorylation, BSJ-04-122 significantly decreased levels of T183/Y185 pJNK at 5 uM, resulting in complete inhibition at 10 uM in MDA-MB-231 cells. The combination of the dual MKK4/7 inhibitor BSJ-04-122 with a selective, covalent JNK inhibitor (JNK-IN-8) demonstrated an enhanced antiproliferative activity against triple-negative breast cancer cells.

BRD8 inhibitor DN02 is a first-in-class selective and cellularly active probe for NuA4 factor BRD8 (BD1) with IC50 of 34 nM, no affinity for BRD8 {BD2}, CBP, and p300.

BRD4 D1 inhibitor 30 is a high-affinity, BRD4 D1-selective chemical probe with Kd of 18 nM, 500-fold selectivity against BRD2 D1 and BRD4 D2.BRD4 D1 inhibitor 30 down regulated inflammation, IL-8 and chemokine in cell based assays, but was unable to reduce c-Myc expression at low concentration in multiple myeloma cells.

BR-001 (BR001) is a potent, selective, allosteric inhibitor of EED subunit of PRC2 complex, disrupts EED-H3K27me3 interaction (IC50=4.5 nM).BR-001 directly binds to EED in the H3K27me3-binding pocket, BR-001 significantly increases the thermal stability of EED in thermal shift assay.BR-001 is selective for EED, has no activity against 371 wild-type kinases.BR-001 significantly reduced the cellular H3K27me3 level and also exhibited a strong antiproliferative effect in Karpas 422 cells.BR-001 inhibited proliferation of DLBCL cells and tumor growth, and upregulated target genes expression.BR-001 has potent antitumor efficacy in vivo, modulates immune response to suppress syngeneic CT26 colon tumor.

BPR1M97 is a dual-acting mu-opioid receptor (MOP) and nociceptin-orphanin FQ peptide (NOP) receptor agonist with Ki values of 1.8 and 4.2 nM, respectively.BPR1M97 elicited full agonist properties for all cell-based assays tested in MOP-expressing cells.BPR1M97 acted as a G protein-biased agonist for NOP.BPR1M97 initiated faster antinociceptive effects after subcutaneous injection and elicited better analgesia in cancer-induced pain than morphine.BPR1M97 caused less respiratory, cardiovascular, and gastrointestinal dysfunction, compared with morphine.

BMS-905 is a potent dual inhibitor of TLR7 and TLR8 with IC50 of 0.3 nM (TLR7, IL-6 inhibition in mouse blood), shows good selectivity against TLR9 and other TLR family members.

BMS-846372 (BMS846372) is a potent, selective, orally active CGRP receptor antagonist with Ki of 0.07 nM (hCGRP).BMS-846372 inhibited CGRP-stimulated cAMP production in SK-N-MC cells with IC50 of 0.22 nM, could completely inhibited CGRP-mediated elevation of cAMP.BMS-846372 showed exposure-dependent inhibition of CGRP-induced increases in marmoset facial blood flow upon subcutaneous (sc) dosing in hαCGRP-induced increases in facial blood flow model.

BMS-570520 is a potent, selective CCR3 antagonist with IC50 of 1.9 nM, inhibits eotaxin-induced chemotaxis with IC50 of 0.068 nM.BMS-570520 displays reduced inhibition on CYP2D6 (IC50=1300 nM) compared with DPC168 (IC50=30 nM), also possesses >100-fold selectivity over 5-HT2a, DAT and NET.BMS-570520 showed good activity in murine models of CCR3 antagonism and greater in vitro potency and in vivo in the mouse intranasal eotaxin challenge mode.

BLM inhibitor 2 is a specific inhibitor of BLM (Bloom syndrome protein) ATPase-coupled DNA helicase activity (IC50=2.2 uM) via the allosteric binding site.BLM inhibitor 2 displays high selectivity over members of the RecQ-helicase family in ATP-turnover assays, including recombinant helicase domains (HD) from human WRN, human RecQ5 or E. coli helicase UvrD, and human RecQ1.BLM inhibitor 2 is a non-competitive inhibitor, does not interfere with ATP-binding, unliker ML216.BLM inhibitor 2 inhibits production of the single-stranded DNA product in a dose-dependent manner (IC50=1.8 uM) via inhibition of the helicase activity of BLM-HD.BLM (Bloom syndrome protein) is a RECQ-family helicase involved in the dissolution of complex DNA structures and repair intermediates (BLM, WRN, RECQ1, RECQ4, and RECQ5 in humans).

BLI-489 is a bicyclic penem inhibitor that inhibits class A, C, and D beta-lactamases with synergistic effects with piperacillin; The combination of piperacillin-BLI-489 demonstrated improved activity compared to that of piperacillin-tazobactam against the problematic extended-spectrum beta-lactamase- and AmpC-expressing strains.

BL-6020/979 (SNT207979) is an orally available, selective, potent MC4R antagonist with IC50 of 19 nM; weakly binds to MC-3 and MC-5 receptors with IC50 of 2.7 uM and 0.89 uM, respectively, >10,000-fold selectivity over MC-1R; demonstrates in animal models and presents a promising candidate suitable for further development towards a first-in-class treatment option for cachexia.

BJG-03-025 is a potent, highly selective FAK tyrosine kinase inhibitor with biochemical IC50 of 20.2 nM.BJG-03-025 demonstrates excellent kinome selectivity was profiled by KINOMEscan screening, PLK1 proved to be a false positive with IC50 of 8.3 uM, 100-300-fold selective for FAK.BJG-03-025 displays antiproliferative activity in three-dimensional (3D)-breast and gastric cancer models and impacts cellular signaling and migration.BJG-03-025 decreased phosphorylated FAK (pFAK Y397) in gastric cancer CDH1–/–RHOAY42C/+ organoid model, decreased aberrant signaling and proliferation of gastric cancer organoids.

bio-THZ1 is a biotinylated version of THZ1 and binds irreversibly to CDK7.

BIO-2007817 is a small-molecule positive allosteric modulator of Parkin E3 ligase with EC50 of 0.17 uM (TR-FRET).BIO-2007817 stimulated Parkin autoubiquitination as measured by Western blots in a concentration-dependent manner, was also able to induce the appearance of monoubiquitinated forms of Miro1.BIO-2007817 induced the appearance of slower-migrating Parkin species in a concentration-dependent manner with maximal efficacy at 20 uM in Parkin autoubiquitination assay.BIO-2007817 does not affect the rate of Parkin translocation to mitochondria nor the number of mitochondria within lysosomes.

BI-8668 (BI 8668) is a highly potent and selective epithelial sodium channel (ENaC) inhibitor, inhibits Na+ current with IC50 of 17 nM (Ussing chamber assay); BI-8668 inhibits ENaC-mediated water permeability through cell monolayers of the cell line M-1 (M-1 cells: mouse kidney tubules cells) with 81% inhibition at 3 uM.

BI-4916 (BI-4916) is the prodrug of BI-4924, which is a potent, selective NADH/NAD+-competitive PHGDH inhibitor with IC50 of 2 nM.

BI-4020 (BI 4020) is a potent, next generation, wt-sparing inhibitor of EGFR mutant T790M and/or C797S, and EGFRdel19 T790M C797S (0.2 nM).BI-4020 inhibits not only the triple mutant EGFRdel19 T790M C797S variant but also the double mutant EGFRdel19 T790M and primary mutant EGFRdel19 while sparing activity against EGFRwt.BI-4020 shows high potency on EGFR mutant cells, high kinome selectivity, and good DMPK properties.BI-4020 exhibites tumor regressions in the human PC-9 (EGFRdel19 T790M C797S) triple mutant NSCLC xenograft model in mice.

BI-1915 (BI 1915) is a highly potent, selective inhibitor of Cathepsin S (CatS) with IC50 of 17 nM for in vitro use, no significant inhibition on Cathepsin L/K/B (IC50>10 uM); BI-1915 effectively blocks the specific ovalbumin induced IL-2 secretion in T-cells with an EC50 value of 2.8 nM. BI-1915 shows excellent selectivity against related cathepsins with IC50 values of >10 µM (Cat K and Cat B) and >30 µM (Cat L).

BI-1124 (BI 1124) is a highly potent, selective inhibitor of Cathepsin S (CatS) with IC50 of 7 nM, >40-fold selectivity over Cathepsin L/K/B; BI-1124 had a superior PK profile and showed dose-dependent inhibition of the ovalbumin induced IL-2 secretion in a T cell receptor transgenic DO11 mouse model with an IC50 of 0.3 mg/kg.

Benzopyran-G1 is a selective inhibitor of cardiac acetylcholine-activated inwardly rectifying K+ current (IKACh), composed of Kir3.1/Kir3.4 heterotetrameric and Kir3.4 homotetrameric channel subunits.

BDM88855 is a novel allosteric efflux-pump inhibitor that potentiate antibiotic activity in E. coli through inhibition of its primary RND transporter, AcrAB-TolC.BDM88855 binds to a unique site on the transmembrane domain of the AcrB L protomer, lined by key catalytic residues involved in proton relay, boost antibiotic activity in E. coli by inhibiting the AcrAB-TolC efflux pump.

BDM88855 Hcl is a novel allosteric efflux-pump inhibitor that potentiate antibiotic activity in E. coli through inhibition of its primary RND transporter, AcrAB-TolC.BDM88855 binds to a unique site on the transmembrane domain of the AcrB L protomer, lined by key catalytic residues involved in proton relay, boost antibiotic activity in E. coli by inhibiting the AcrAB-TolC efflux pump.

BC-N102 is a first-in-class novel small molecule inhibitor for targeting oncogenic and hormonal signaling in ER-positive breast cancer.BC-N102 exhibits anticancer activity against breast cancer cell lines via interfering with cell cycle regulatory proteins and hormonal receptors signaling in vitro (IC50=0.04-10 uM), no significant activities against a normal breast cell line.BC-N102 exhibits potent antitumor activity at tolerated doses in an ER+ human xenograft breast cancer model.BC-N102 induces arrest of the cell cycle at G0/G1 phase, downregulates the expression of CDK2 and CDK4 independent of the ER in breast cancer cell lines.