BPTES is a selective inhibitor of Glutaminase GLS1 (KGA)

BPTU is an Allosteric antagonist of P2Y1 (EC50 = 0.06-0.3 μM).

BQ-123 is a selective endothelin A receptor (ETA) antagonist with IC50 of 7.3 nM. Phase 2.

BQ-788 sodium salt is a potent, selective ETB receptor antagonist (IC50 = 1.2 nM for inhibition of ET-1 binding to human Girardi heart cells); poorly inhibited the binding to ET A receptors in human neuroblastoma cell line SK-N-MC cells (IC(50), 1300 nM).

BQCA is a potent muscarinic M1 receptor positive allosteric modulator with selectivity for M1 over M2-M5.

BQU57 is a potent and selective GTPase Ral Inhibitor.

BRACO19 is a telomerase inhibitor that stabilizes G-quadruplexes, targeting telomeric G-quadruplexes, inducing DNA damage and cell-cycle arrest.

Bractoppin is a potent, small-molecule chemical inhibitor that specific selectively blocks phosphopeptide recognition by the BRCA1 tBRCT domain with binding IC50 of 74 nM; shows no inhibition for recognition of cognate biotinylated phosphopeptides to the TOPBP1 tBRCT 7/8, or GRB2 SH2 proteins; engages BRCA1 tBRCT residues recognizing pSer in the consensus motif, pSer-Pro-Thr-Phe, plus an abutting hydrophobic pocket; inhibits substrate recognition detected by Förster resonance energy transfer, and diminishes BRCA1 recruitment to DNA breaks, in turn suppressing damage-induced G2 arrest and assembly of the recombinase, RAD51; selectively interrupts BRCA1 tBRCT-dependent signals evoked by DNA damage.

Bradanicline (TC-5619) is an experimental pharmaceutical drugthat acts as a partial agonist at the α7 subtype of the neural nicotinic acetylcholine receptors.

B-Raf IN 1 is a highlt potent and selective B-Raf inhibitor with IC50 of 24 nM; equipotent against c-Raf (IC50= 25 nM).

B-Raf inhibitor 1 is a potent and selective B-Raf inhibitor with cell IC50s of 0.31 uM and 2 nM for A375 proliferation and A375 p-ERK respectively.

BRAF inhibitor is a potent BRAF inhibitor.

Bragsin2 is a novel PH-domain-binding inhibitor,inhibiting BRAG2-mediated Arf GTPase activation.

branopadol(GRT-6005) is a novel first in class compounds with potent agonist activity on ORL-1 (opioid receptor like -1) and the well established mu opioid receptor.

Brassinin is a Inducer of phase II enzymes. Moderate and competitive indoleamine 2,3-dioxygenase inhibitor (Ki = 98 μM). Shows chemopreventive effects in vivo. Orally active.

Brassinolide is a predominant plant growth modulator that regulate plant cell elongation. It is active against herpes and arena viruses.

BRD 4354 is a moderately potent inhibitor of HDAC5 and HDAC9, with IC50s of 0.85 and 1.88 μM, respectively.

BRD 7389 is an inhibitor of ribosomal S6 kinases (RSK) with IC50 of 1.5 uM, 2.4 uM, and 1.2 uM for RSK1, RSK2, and RSK3, respectively.

BRD0705 is a potent, paralog-selective GSK3α inhibitor with IC50 of 66 nM, 8-fold selectivity over GSK3β (IC50=515 nM).

BRD2492 is a highly potent, selective HDAC1/2 inhibitor (IC50=2/19 nM, respectively) that displays excellent selectivity versus HDAC3 (IC50=2.08 uM, ≥110-fold selectivity) and all other HDAC isoforms, increases caspase-3 activation..

BRD3308 is a potent, selective HDAC3 inhibitor with IC50 of 54 nM, displays >20-fold selectivity over HDAC1 and HDAC2, >500-fold selectivity over other HDAC isoforms.

BRD4770 is a selective inhibitor of the histone methyltransferase G9a.