B-973 (B973) is a potent, selective α7 nAChR ago-PAM, denonstrates analgesic effect with attenuating pain behavior and decreasing paw edema in vivo.

Baccatin III is the precursor to paclitaxel/ taxol. Antileukaemic and antitumor agent isolated from the bark of the Pacific yew tree (Taxus breviofolia).

Basmisanil is a highly selective inverse agonist/negative allosteric modulator of α5 subunit-containing GABAA receptors which is under development by Roche for the treatment of cognitive impairment associated with Down syndrome.

Batefenterol（GSK961081，TD-5959）is a Muscarinic Antagonist and β2-Agonist possessing both muscarinic antagonist (MA) and β2-adrenoceptor agonist (BA) properties (MABA).

Bax channel blocker is a potent inhibitor of Bax-mediated mitochondrial cytochrome C release (IC50 = 0.52 μM). Suggested to inhibit Bax channel formation/activity.

BAY 58-2667 is a nitric oxide (NO)- and heme-independent soluble guanylyl cyclase activator. Displays potent cardiovascular effects.

BAY 61-3606 is a potent, ATP-competitive, reversible, and highly selective inhibitor of Syk tyrosine kinase activity (Ki= 7.5 nM) with no inhibitory effect against Btk, Fyn, Itk, Lyn, and Src.

Bay K-8644 is a potent L-type calcium channels (LTCCs) activator with EC50 of 17.3 nM, has positive inotropic, vasoconstrictive and behavioral effects in vivo.

BAY-545 is a novel, potent and selective antagonist of A2B adenosine receptor with an IC50 of 59 nM. BAY-545 also exhibits IC50s of 66, 400, 280 nM for human, mouse, rat A2Badenosine receptor in cells, respectively.

BAY-8002 is a novel potent, selective, orally available monocarboxylate transporter 1 (MCT1) inhibitor (Kd=7.9 nM).

Bazedoxifene acetate (TSE 424; WAY-TES 424), a novel selective estrogen receptor modulator (SERM), has been developed to have favorable effects on bone and the lipid profile while minimizing stimulation of uterine or breast tissues.

BDP5290 is a potent inhibitor of both ROCK and MRCK with IC50s of 5 nM, 50 nM, 10 nM and 100 nM for ROCK1, ROCK2, MRCKα and MRCKβ, respectively.

AX-024 is an cytokine release inhibitor which can strongly inhibit the production of interleukin-6 (IL-6), tumor necrosis factor-α (TNFα), interferon-γ (IFN-γ), IL-10 and IL-17A.

BEBT-908（CUDC-908）is a novel PI3K/HDAC inhibitor.

BIBR 1532 is a potent, selective, non-competitive telomerase inhibitor with IC50 of 100 nM.

FT011 is an anti-fibrotic agent, reduces mRNA expression of collagens I and III and inhibits collagen synthesis.

A small molecule inhibitor of PSD-95/nNOS interaction with IC50 of 31 uM, without inhibiting nNOS catalytic activity.

Benzamide (NSC 404988) is a bioactive compound.

Bepridil hydrochloride is a calcium channel blocker, with antianginal activity.

JNJ 42153605 is a positive allosteric modulator of the metabotropic glutamate 2 receptor.

A potent and selective GlyT1 inhibitor with IC50 of 15.8 nM, displays no activity for GlyT2 (IC50>30 uM).

SKF38393 HCl is a selective dopamine D1/D5 receptor agonist.

Betrixaban (PRT-054021) is a highly potent, selective, and orally efficacious factor Xa inhibitor with IC50 of 1.2 nM(inhibition of Factor 10a).

TCS 401 is a potent, selective inhibitor of protein-tyrosine phosphatase 1B (PTP1B) with Ki of 0.29 uM, weakly inhibits the protein phosphatases CD45 D1D2, PTPβ, PTPε D1, SHP-1, PTPα D1, and LAR D1D2 with Ki of 59, 560, 1,100, >2,000, >2,000, and >2,000 u

Betulinic acid, a pentacyclic triterpene, selectively induces apoptosis in tumor cells, also is a inhibitor of HIV-1 with EC50 of 1.4 μ M.

Tirapazamine is an experimental anticancer drug that is activated to a toxic radical only at very low levels of oxygen (hypoxia). Such levels are common in human solid tumors, a phenomenon known as tumor hypoxia.

Betulonic acid has anti-cancer , anti-HIV,hepatoprotective and anti-inflammatory activities, it has antiviral activity against herpes simplex virus, it also suppresses ECHO 6 virus reproduction.

Bevirimat(YK FH312; FH11327; MPC-4326) is an anti-HIV drug derived from a betulinic acid-like compound; is believed to inhibit HIV by a novel mechanism, so-called maturation inhibition.

BEZ235 (NVP-BEZ235) is a dual ATP-competitive PI3K and mTOR inhibitor of p110α, p110γ, p110δ and p110β with IC50 of 4 nM, 5 nM, 7 nM and 75 nM, respectively, and also inhibits ATR with IC50 of 21 nM.

BEZ235 (NVP-BEZ235) is a dual ATP-competitive PI3K and mTOR inhibitor of p110α, p110γ, p110δ and p110β with IC50 of 4 nM, 5 nM, 7 nM and 75 nM, respectively, and also inhibits ATR with IC50 of 21 nM.