Z218484536 is a selective and brain-penetrant phosphoserine phosphatase (PSPH) inhibitor. Z218484536 binds to PSPH with a Kd value of approximately 0.23 μM. Z218484536 reduces L-serine and D-serine levels in astrocytes. Z218484536 is able to suppress spontaneous epileptic seizures without causing serious side effects. Z218484536 also shows good anti-epileptic effects in the temporal lobe epilepsy (TLE) model.

OncoACP3 TFA (Compound s43) is a high affinity ligand for prostatic acid phosphatase (ACP3). OncoACP3 TFA, radiolabelled with Lu-177, selectively accumulates in enzyme-expressing tumors and shows a potent anti-tumor activity with excellent tumor-selective payload deposition in HT1080.hACP3 and PC3.hACP3 tumor-bearing mice model. OncoACP3 TFA can be used for prostate cancer research.

OncoACP3 (Compound s43) is a high affinity ligand for prostatic acid phosphatase (ACP3). OncoACP3, radiolabelled with Lu-177, selectively accumulates in enzyme-expressing tumors and shows a potent anti-tumor activity with excellent tumor-selective payload deposition in HT1080.hACP3 and PC3.hACP3 tumor-bearing mice model. OncoACP3 can be used for prostate cancer research.

Potassium perfluorohexanesulfonate is an orally active surfactant found in sera of the general population. Potassium perfluorohexanesulfonate induces adaptive hepatocellular hypertrophy, decreases serum cholesterol and increases alkaline phosphatase in male mice.

ACP3 ligand 1 (compound I11a) is a ligand against Acid Phosphatase 3 (ACP3, ACPP). ACP3 ligand 1 interacts with ACP3 expressed on the surface of tumor cells for in vivo pharmaco-delivery applications.

Osunprotafib (ABBV-CLS-484) hydrochloride is an orally active and selective active site PTPN1 (IC50: 2.5 nM) and PTPN2(IC50: 1.8 nM) inhibitor. Osunprotafib hydrochloride has 6-8-fold weaker activity on PTPN9 and no detectable activity on SHP-1 or SHP-2. Osunprotafib hydrochloride increases the sensitivity of human cancer cell lines to IFNγ. Osunprotafib hydrochloride generates robust anti-tumor immunity by enhancing JAK-STAT signalling and reducing T cell dysfunction.

S-3483, a Chlorogenic acid derivative, is a reversible, linear competitive glucose-6-phosphatase (Glc-6-Pase) system inhibitor. S-3483 inhibits Glc-6-Pase with a Ki 129 nM in rat liver microsomes. S-3483 specifically inhibits Glc-6-P transporter of renal and liver microsomes.

(GalNAc)3-CPT is a glycoconjugate prodrug that targets the asialoglyco-protein receptor (ASGR) overexpressed on hepatocytes. (GalNAc)3-CPT exhibits significant antitumor activity (IC50 value of 3.07 μM in HepG2 cells) by activating the cGAS-STING pathway and promoting CD8+ T cell infiltration into tumors, thereby inducing tumor cell apoptosis.

ML085 is an inhibitor of placental alkaline phosphatase (PLAP). ML085 can be used in the research of testicular tumors, endocrine and metabolic diseases, and genitourinary system diseases.

Claramine hydrochloride is a steroid polyamine with blood-brain barrier permeability. Claramine hydrochloride can regulate the properties of lipid membranes and protect cells from various biological toxins, including misfolded protein oligomers and biological protein-based toxins.

SPAA-52 (ammonium) is a low molecular weight protein tyrosine phosphatase (LMW-PTP) inhibitor (IC50 = 4 nM; IC50 = 1.2 nM). SPAA-52 (ammonium) can be used in the research of diabetes mellitus.

K161 is a potent, pan-SHIP1/2 inhibitor with IC50 of 1.5- 6 uM and 6.5-13 uM, respectively.

NSC45586 sodium is a selective inhibitor targeting the PP2C phosphatase domain within both PHLPP1 and PHLPP2 proteins. By blocking these phosphatases, it enhances AKT activation in neuronal cells.

K306 is a small molecule agonist that specifically targets SH2-containing 5' inositol phosphatase 1 (SHIP1), an enzyme involved in regulating cellular signaling pathways. SHIP1 is a lipid phosphatase that hydrolyzes the 5' phosphate of phosphatidylinositol-3,4,5-trisphosphate (PIP3), converting it to phosphatidylinositol-3,4-bisphosphate (PI(3,4)P2). This activity modulates the PI3K (phosphoinositide 3-kinase) signaling pathway, which is critical for cell survival, proliferation, and immune responses.

NAZ2329, the first cell-permeable inhibitor of R5 subfamily of receptor-type protein tyrosine phosphatases (RPTPs), allosterically and preferentially inhibits PTPRZ (IC50=7.5 µM for hPTPRZ1) and PTPRG (IC50=4.8 µM for hPTPRG) over other PTPs. NAZ2329 bind

NSC74429 is a CNS-active, small molecule PHLPP inhibitor with IC50 of <5 uM, shows neuroprotective activity in primary rat cortical neurons in STS assay.

GDC-1971 showed outstanding potency in biochemical and cell models, and it had a predicted human PK profile that suggested it would achieve target engagement at reasonable doses. GDC-1971 showed an IC50 below the limit of detection of the assay (≪0.001 μM), while that IC50 shifted to 0.17 μM in the same biochemical assay with the constitutively active E76K SHP2 mutant.

SBI-668 is a selective inhihitor of SHP2-E76K mutant with IC50 of 2.1 uM in isothermal CETSA assays, 7-fold selectivity over SHP2-WT (IC50=15 uM).

SBI-221 is a small molecule inhihitor of SHP2-E76K mutant with IC50 of 2.1 uM and 7.4 uM for SHP2-E76K and SHP2-WT in isothermal CETSA assays, respectively.

NSC49L (NSC30049) is a small molecule agonist (activator) of protein phosphatase 2A (PP2A), specifically stimulates PP2A-Cα activity with Kact of 14 nM, downregulates the AKT1/mTOR/4EBP1-axis, and inhibits p21 translation.

NGD61181 is a pyrazole-based SHIP2 inhibitor, has micromolar binding affinity and inhibitory activity, does not contain a phosphatase “warhead,” binds the active site of SHIP2.

JAB-3068 (JAB3068) is a potent, selective and orally bioavailable allosteric inhibitor of SHP2.

HN252 is a potent protein phosphatase 1B (PPM1B) inhibitor with Ki of 0.52 uM and IC50 of 0.76 uM, shows no inhibition against topoisomerases in vitro.

DS-1211 (DS1211) is a potent, selecitve inhibitor of tissue-nonspecific alkaline phosphatase (TNAP) with IC50 of 3.4 nM.

CNBCA is a selective, competitive inhibitor of Src homology phosphotyrosyl phosphatase 2 (SHP2) with IC50 of 0.87 uM, effectively suppresses breast cancer cell phenotypes.

ATUX-792 is a small molecule activator of protein phosphatase 2A (PP2A), decreases survival, proliferation, and motility of neuroblastoma in vitro and tumor growth in vivo.

ATUX-1215 is a direct, orally active small molecule activator of protein phosphatase 2A (PP2A), suppresses bleomycin-induced fibrosis in vivo.

PROTAC SHP2 degrader-1 is a potent and effective SHP2 degrader. PROTAC SHP2 degrader-1 induces SHP2 degradation requires binding to VHL-1 and SHP2 proteins and is also neddylation- and proteasome-dependent.

PSB-06126 is a selective nucleoside triphosphate diphosphohydrolase (NTPDase) inhibitor, with the Ki values of 0.33 μM for rat NTPDase 1, 19.1 μM for NTPDase 2 and 2.22 μM for NTPDase 3, respectively.

Razuprotafib is a potent protein tyrosine phosphatase β (HPTPβ) inhibitor..