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.

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.

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.

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].

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).

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.

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.

Raltitrexed(ZD1694), an inhibitor of thymidylate synthase, is an antimetabolite drug used in cancer chemotherapy.

RAF265 (CHIR-265) is a highly selective B-Raf and VEGFR2 inhibitor with IC50 of 3-60 nM and EC50 of 30 nM, including B-Raf, C-Raf and mutant B-Raf.

Quizartinib (AC220) is a second-generation FLT3 inhibitor for Flt3(ITD/WT) with IC50 of 1.1 nM/4.2 nM, 10-fold more selective for Flt3 than KIT, PDGFRα, PDGFRβ, RET, and CSF-1R. Phase 1/2.

PT2385 is an orally active, small molecule inhibitor of hypoxia inducible factor (HIF)-2alpha, with potential antineoplastic activity.

PRIMA-1MET is methylated derivative of PRIMA-1. It can restore mutant p53 activity.

Pracinostat(SB939) is a potent pan-HDAC inhibitor with IC50 of 40-140 nM with exception for HDAC6; has no activity against the class III isoenzyme SIRT I.

Poziotinib, is an orally bioavailable, quinazoline-based pan epidermal growth factor receptor (EGFR or HER) inhibitor with potential antineoplastic activity.

PLX4720 is a potent and selective inhibitor of B-RafV600E with IC50 of 13 nM, equally potent to c-Raf-1(Y340D and Y341D mutations), 10-fold selectivity for B-RafV600E than wild-type B-Raf.

PLX4032 (Vemurafenib, RG7204, Zelboraf, RO5185426) is a novel and potent inhibitor of B-RafV600E with IC50 of 31 nM.

PLX3397 is a tyrosine kinase inhibitor that potently inhibits the colony stimulating factor 1 (CSF1) receptor kinase, a driving force in the development and growth of PVNS.

PKI-587 is a highly potent dual PI3K/mTOR kinase inhibitor with IC50 of 0.4 nM and <0.1 μM for PI3K-α and mTOR, respectively.

PKC-412 is a broad spectrum protein kinase inhibitor. Inhibits conventional PKC isoforms (α, β, γ), PDFRβ, VEGFR2, Syk, PKCη, Flk-1, Flt3, Cdk1/B, PKA, c-Kit, c-Fgr, c-Src, VEGFR1 and EGFR. Displays potent antitumor activity.

PI3K-IN-2 is a PI3K inhibitor, inhibits pPKB and pS6 with "++++/+++(+)" in A2058 melanoma cell.

PFK-158 is a potent and selective inhibitor of PFKFB3 that is currently being investigated in a phase I study in patients with advanced solid malignancies.

PF-562271 is a potent, ATP-competitive, reversible inhibitor of FAK and Pyk2 with IC50 of 1.5 nM and 14 nM, respectively.

PF299804 is a potent, irreversible pan-ErbB inhibitor against ErbB1, ErbB2 and ErbB4 with IC50 of 6 nM, 45.7 nM and 73.7 nM, respectively.

PF-2341066 (Crizotinib) is a potent inhibitor of c-Met and ALK with IC50 of 11 nM and 24 nnM, respectivley.

PF06463922 is an orally available, ATP-competitive inhibitor of the receptor tyrosine kinases, anaplastic lymphoma kinase (ALK) and C-ros oncogene 1 (Ros1), with potential antineoplastic activity.

PF-04449913 is a potent and orally bioavailable inhibitor of smoothened with IC50 of 5 nM(Gli-luciferase reporter reporter in C3H10T1/2); the hedgehog pathway inhibitor