Gefitinib impurity 2 is the impurity of Gefitinib. Gefitinib is a potent, selective and orally active EGFR tyrosine kinase inhibitor with an IC50 of 33 nM. Gefitinib selectively inhibits EGF-stimulated tumor cell growth (IC50 of 54 nM) and that blocks EGF-stimulated EGFR autophosphorylation in tumor cells. Gefitinib also induces autophagy. Gefitinib has antitumour activity.

10-OH-NBP D4 is deuterium labeled 10-OH-NBP. 10-OH-NBP is a Butylphthalide hydroxylated metabolite and can penetrates the blood-brain barrier (BBB). Butylphthalide exerts neuroprotective effects and has potential for cerebral ischemia research.

Glucopiericidin A is a natural piericidin compound obtained from a marine-derived Streptomyces strain. Glucopiericidin A serves as a glucose transporter (GLUT) chemical probe and suppresses glycolysis. Glucopiericidin A inhibits ATP-dependent filopodia protrusion with Piericidin A and has no effect alone. Glucopiericidin A induces cell apoptosis through reducing the reactive oxygen species (ROS) level by increasing PRDX1 and exhibits potent antitumor efficacy in ACHN mice xenografts.

4,5-Dichloroveratrole is a chlorinated product formed by reaction of Veratryl alcohol with chlorine dioxide solution.

Salmeterol-D3 is the deuterium labeled Salmeterol. Salmeterol is a long-acting beta2-adrenergic receptor agonist that is used for the study of asthma and chronic obstructive pulmonary disease (COPD).

3,4-Dehydro Cilostazol (OPC-13015) is an active metabolite of Cilostazol. 3,4-Dehydro Cilostazol is used for pharmacokinetic study.

7-Hydroxycoumarinyl arachidonate (7-HCA) is a fluorogenic substrate of cytosolic phospholipase A2 (PLA2). 7-Hydroxycoumarinyl arachidonat e is also a fluorogenic substrate for monoacylglycerol lipase (MAGL). MAGL protein catalyzes the hydrolysis of 7-Hydroxycoumarinyl arachidonat to generate Arachidonic acid (AA) and the highly fluorescent 7-hydroxyl coumarin. Release of 7-HC can be measured using a fluorometer.

Sevelamer carbonate is an orally active and non-calcium-based phosphate binding agent and used for the hyperphosphatemia of chronic kidney disease (CKD)research. Sevelamer carbonate effectively lowers serum phosphorus levels hile having minimal effect on serum calcium or serum chloride levels in vivo. Sevelamer carbonate is considered as an improved, buffered form of sevelamer.

6,7-Dimethyl-8-ribityllumazine is a direct biosynthetic precursor of Riboflavin. 6,7-Dimethyl-8-ribityllumazine is a noncovalently bound fluorophore of Lumazine protein (LumP), which is a fluorescent accessory protein.

NMTCA (NMTPRO) is a sulfur-containing N-nitrosamino acid. NMTCA can be used as an indicator of endogenous nitrosation by gas chromatography-thermalenergyanalysis.

ONO-7475 is a potent, selective, and orally active novel Anexelekto/MER tyrosine kinase inhibitor with IC50 values of 0.7 nM and 1.0 nM, respectively. ONO-7475 sensitizes AXL-overexpressing EGFR-mutant NSCLC cells to the EGFR-TKIs, suppresses the emergence and maintenance of tolerant cells. ONO-7475 combines with Osimertinib provides a bright promise for the study of EGFR-mutated non-small cell lung cancer (NSCLC).

Geranyl diphosphate is a key intermediate in the isoprenoid biosynthesis pathway (IBP).

(3R,5R,6S)-Atogepant ((3R,5R,6S)-MK-8031) is the enantiomer of Atogepant. Atogepant is a calcitonin gene-related peptide receptor (CGRP) antagonist. Atogepant can be used for researching migraine.

UNC10201652 is a potent Loop 1 (L1)-specific gut bacterial β-glucuronidase (GUSs) inhibitor with an IC50 value of 0.117 μM for E. coli GUS. UNC10201652 can block SN-38 glucuronide processing only in individuals whose fecal gut microbiota is highly abundant in L1 GUS enzymes.

MMT5-14 is a remdesivir analogue with a higher antiviral activity in four variants of SARS-CoV-2 than Remdesivir. MMT5-14 inhibits SARS-CoV-2, α, β, γ and δ variants with EC50s of 0.4, 2.5, 15.9, 1.7 and 5.6 μM, respectively. MMT5-14 can be used for the research of COVID-19.

D-α-Tocopherol Succinate (Vitamin E succinate) is an antioxidant tocopherol and a salt form of vitamin E. D-α-Tocopherol Succinate inhibits Cisplatin-induced cytotoxicity. D-α-Tocopherol Succinate can be used for the research of cancer.

Fludarabine triphosphate (F-ara-ATP) trisodium, the active metabolite of Fludarabine, is a potent, noncompetitive and specific inhibitor of DNA primase, with an IC50 of 2.3 μM and a Ki of 6.1 μM. Fludarabine triphosphate trisodium inhibits DNA synthesis by blocking DNA primase and primer RNA formation. Fludarabine triphosphate trisodium inhibits ribonucleotide reductase and DNA polymerase and ultimately leads to cellular apoptosis.

Ilaprazole sulfone is the major metabolite of Ilaprazole, is predominantly catalysed by CYP3A4/5. Ilaprazole (IY-81149) is an orally active proton pump inhibitor.

Levoleucovorin (Levofolinic acid) is the pharmacologically active levoisomer of racemic leucovorin. Levoleucovorin can be used as a rescue agent after high-dose Methotrexate therapy, and in combination with fluorouracil for the research of advanced metastatic colorectal cancer.

15-Keto Travoprost (15-Keto Fluprostenol isopropyl ester) is a metabolite of Travoprost. 15-Keto Travoprost shows stimulatory effect on the growth and thickening of the eyelashes.

Pegozafermin is a fibroblast growth factor FGF21 analog, which is an endogenous metabolic hormone and regulates energy expenditure and glucose and lipid metabolism. Pegozafermin decreases the level of triglyceride (TG), can be used for non-alcoholic steatohepatitis (NASH) and severe hypertriglyceridemia (SHTG).

N-Trimethylchitosan is a water-soluble multifunctional polymer which is a Chitosan derivative. N-Trimethylchitosan can be used for drug delivery and to synthesize nanoparticles.

W-7 isomer hydrochloride is an isomer of W-7 hydrochloride. W-7 hydrochloride is a selective calmodulin antagonist.

MHY-1685, a novel mammalian target of rapamycin (mTOR) inhibitor, provides opportunities to improve hCSC-based myocardial regeneration.

Deruxtecan analog 2 (example 9 P3) is a Deruxtecan analog. Deruxtecan analog 2 is a drug-linker conjugate composed of Camptothecin and a linker. Camptothecin (CPT) is a Topo I inhibitor with antineoplastic activity against colorectal, breast, lung and ovarian cancers. Deruxtecan analog 2 can be used for the preparation anti-FGFR2 ADC.

4-Chloro-7-fluoropyrrolo[1,2-a]quinoxaline-1-carbaldehyde, a derivative of (E)-7-Fluoro-4-hydrazono-4,5-dihydropyrrolo[1,2-a]quinoxaline.

MMAF-Ome belongs to ADC, and inhibits several tumor cell lines with IC50s of 0.056 nM, 0.166 nM, 0.183 nM, and 0.449 nM for MDAMB435/5T4, MDAMB361DYT2, MDAMB468, and Raji (5T4-) cell lines, respectively.

Toyocamycin (Vengicide) is an adenosine analog produced by Actinomycete, acts as an XBP1 inhibitor, inhibits IRE1α-induced ATP-dependent XBP1 mRNA cleavage, with an IC50 of 80 nM. Toyocamycin (Vengicide) induces apoptosis. Toyocamycin (Vengicide) shows no effect on IRE1α auto-phosphorylation[1].

Milrinone(Primacor) is a a potent and selective phosphodiesterase 3 inhibitor with an IC50 of 0.42 μM for the inhibition of FIII PDE

Eltrombopag olamine is a new, orally active thrombopoietin-receptor (c-mpl) agonist that stimulates thrombopoiesis.