Dimethyl Sulfoxide
Apexbio Technology LLC Tolcapone 134308-13-7 10mM (in 1mL DMSO)
Tolcapone (CAS 134308-13-7) is an orally bioavailable reversible small-molecule inhibitor targeting catechol-O-methyltransferase (COMT) Acting through competitive inhibition tolcapone structurally incorporates a catechol moiety with electron-withdrawing substituents facilitating anionic formation that binds potently to COMT s catalytic site (reported IC50 of approximately 36 nM in rat liver assays) By competitively occupying this active site tolcapone prevents the enzymatic methylation of endogenous catechols such as levodopa thus prolonging levodopa s bioavailability Tolcapone is primarily investigated as adjunctive therapeutic agent in Parkinson s disease research enabling reduced levodopa dosage while enhancing symptomatic control
Apexbio Technology LLC Verapamil HCl 152-11-4 10mM (in 1mL DMSO)
Verapamil HCl (CAS 152-11-4) is a small molecule belonging to the phenylalkylamine class characterized by selective inhibition of L-type calcium channels By blocking calcium influx through voltage-dependent calcium channels verapamil modulates intracellular calcium signaling affecting smooth muscle contraction cardiac electrophysiology and neurotransmitter release It is frequently utilized in research to investigate calcium channel-related physiological processes cardiovascular function and cellular signaling mechanisms
Apexbio Technology LLC Atomoxetine HCl 82248-59-7 10mM (in 1mL DMSO)
Atomoxetine HCl (CAS 82248-59-7) is a selective inhibitor of the norepinephrine transporter (NET) a membrane protein responsible for norepinephrine reuptake and synaptic homeostasis Atomoxetine shows high selectivity towards human NET (Ki 5 nM) with substantially lower affinity for serotonin (Ki 77 nM) and dopamine transporters (Ki 1451 nM) In preclinical studies using rat models atomoxetine elevated extracellular norepinephrine and dopamine specifically in the prefrontal cortex region without affecting dopamine levels in the striatum or nucleus accumbens These traits render it useful in research on neurotransmitter regulation related to cognition and attention disorders
Apexbio Technology LLC TWS119 601514-19-6 10mM (in 1mL DMSO)
TWS119 (CAS 601514-19-6) is a selective inhibitor of glycogen synthase kinase-3 (GSK-3 ) exhibiting an IC50 of approximately 30 nM Originally identified from a library of pyrrolopyrimidine-based compounds TWS119 binds GSK-3 with a Kd value around 126 nM By inhibiting GSK-3 activity TWS119 modulates downstream transcriptional events promoting neuronal differentiation in murine embryonic carcinoma (P19) and mouse embryonic stem cells through mechanisms distinct from classical Wnt signaling Due to this property TWS119 serves as a useful tool for research in neural differentiation and regenerative medicine
Apexbio Technology LLC K02288 1431985-92-0 10mM (in 1mL DMSO)
K02288 (CAS 1431985-92-0) is a highly selective small molecule inhibitor targeting activin receptor-like kinase 2 (ALK2) a type I receptor involved in BMP signaling Structurally classified as a 2-aminopyridine derivative K02288 demonstrates strong potency against ALK2 (IC50 1 1 nM) It exhibits selectivity across the ALK receptor family showing lower activity on ALK3 ALK6 and minimal inhibition against ALK4-5 In cell-based assays using C2C12 cells treated with BMP ligands K02288 dose-dependently reduces Smad phosphorylation It has utility in research elucidating ALK2-mediated signaling pathways and developmental processes exemplified by inducing dorsalized phenotypes in zebrafish embryos
Apexbio Technology LLC Propylthiouracil 51-52-5 10mM (in 1mL DMSO)
Propylthiouracil is a thioureylene derivative characterized by inhibitory effects on thyroid hormone synthesis through targeting thyroid peroxidase (TPO) and type 1 iodothyronine deiodinase (DIO1) Its mechanistic actions involve suppression of TPO activity disrupting iodine oxidation and subsequent thyroid hormone formation as well as inhibition of peripheral thyroid hormone conversion via decreased DIO1 enzymatic activity In biomedical research Propylthiouracil is commonly utilized to investigate molecular pathways underlying hyperthyroid conditions such as Graves disease as well as to experimentally explore metabolic regulation of thyroid hormones
Apexbio Technology LLC MK-8245 1030612-90-8 10mM (in 1mL DMSO)
MK-8245 (CAS 1030612-90-8) is a potent liver-selective small molecule inhibitor of stearoyl-CoA desaturase (SCD) SCD1 catalyzes fatty acid desaturation and represents a target for treating type II diabetes obesity dyslipidemia and other metabolic disorders MK-8245 demonstrates strong inhibitory activity against rat mouse and human SCD1 with an IC50 of approximately 1 nM and displays liver-specific tissue distribution mediated by organic anion transporting polypeptides (OATPs) Animal studies revealed MK-8245 reduces blood glucose levels and hepatic triglycerides dose-dependently supporting its application in metabolic disease research
Apexbio Technology LLC Halcinonide 3093-35-4 10mM (in 1mL DMSO)
Halcinonide (CAS 3093-35-4) is a potent synthetic corticosteroid widely utilized in biomedical research as a topical anti-inflammatory agent Mechanistically halcinonide exerts biological effects primarily through activation of glucocorticoid receptor pathways subsequently modulating gene transcription and suppressing the release of inflammatory mediators Owing to its robust corticosteroid receptor agonism and pronounced anti-inflammatory properties this compound frequently supports investigations into inflammatory dermatological conditions and glucocorticoid signaling pathways
Apexbio Technology LLC Nicardipine HCl 54527-84-3 10mM (in 1mL DMSO)
Nicardipine HCl (CAS 54527-84-3) is a dihydropyridine-derived small molecule that functions primarily as a calcium-channel blocker through inhibition of voltage-dependent L-type calcium channels This mechanism prevents calcium ion influx causing vasodilation and decreased vascular resistance Widely applied in vascular biology and pharmacological research nicardipine hydrochloride serves as a useful tool to explore calcium-dependent processes cardiovascular pathophysiology and therapeutic strategies targeting calcium-mediated vascular conditions
Apexbio Technology LLC VER 155008 1134156-31-2 10mM (in 1mL DMSO)
VER 155008 (CAS 1134156-31-2) is a small molecule inhibitor targeting members of the heat shock protein 70 (Hsp70) chaperone family It primarily inhibits Hsp70 by binding within its ATPase domain and suppressing its intrinsic ATPase activity thereby reducing chaperone-mediated cell survival functions VER 155008 demonstrates potent inhibition of Hsp70 (IC50 0 5 M) and exhibits moderate inhibitory action against related chaperones Hsc70 and glucose-regulated protein Grp78 In cancer cell models this compound diminishes cell proliferation and promotes apoptosis suggesting utility as a research tool in studying chaperone-dependent tumor cell survival pathways
Apexbio Technology LLC C646 328968-36-1 10mM (in 1mL DMSO)
C646 (CAS 328968-36-1) is a small molecule pyrazolone derivative that functions as a selective competitive inhibitor of the histone acetyltransferase (HAT) activity of p300 It binds to the active site of p300 forming hydrogen bonds with residues Thr1411 Tyr1467 Trp1466 and Arg1410 C646 demonstrates a Ki of 400 nM and an IC50 of 1 6 M against p300 and also inhibits several p300 point mutants By specifically targeting p300-mediated protein acetylation C646 serves as a valuable research tool in studies investigating histone modification and gene transcription regulation
Apexbio Technology LLC Fidaxomicin 873857-62-6 10mM (in 1mL DMSO)
Fidaxomicin is a macrocyclic antibiotic derived from Actinomycetes functioning through inhibition of bacterial RNA polymerase by targeting the -subunit thereby interfering with bacterial RNA synthesis It exhibits specific antibacterial effects against Clostridium difficile suppressing toxin production and reducing disease recurrence in Clostridium difficile infections (CDI) Fidaxomicin has entered phase III clinical investigation for treatment of CDI Experimental results indicate an intravenous LD50 of approximately 200 mg/kg in rats reported inhibitory concentrations (IC50) against C difficile RNA polymerase range in the nanomolar scale It is utilized in research for studying bacterial transcription mechanisms and evaluating treatment strategies aimed at CDI
Apexbio Technology LLC GSK1838705A 1116235-97-2 10mM (in 1mL DMSO)
GSK1838705A (CAS 1116235-97-2) is a small molecule inhibitor targeting the kinase activity of insulin-like growth factor-1 receptor (IGF-1R) insulin receptor and anaplastic lymphoma kinase (ALK) It exhibits potent inhibition with IC50 values of 2 0 nM for IGF-1R 1 6 nM for insulin receptor and 0 5 nM for ALK In preclinical research GSK1838705A suppresses proliferation of hematologic malignancy-derived tumor cells including multiple myeloma and Ewing sarcoma lines and inhibits tumor xenograft growth in vivo Additionally despite targeting the insulin receptor it minimally affects glucose homeostasis at effective doses Due to its multi-target kinase inhibitory profile GSK1838705A serves as a promising tool for cancer biology research
Medchemexpress LLC Carbocysteine sulfoxide | 5439-87-2 | MFCD21364079 | 99.0% | 195.19 | C5H9NO5S | 25 MG
Carbocysteine sulfoxide is a small-molecule drug intermediate and a reported impurity of carbocisteine supplied for research and analytical use. It is intended for impurity profiling, method development, and related analytical applications. The compound is identified by CAS number 5439-87-2 and has formula C5H9NO5S and a molecular weight of 195.19 g/mol. Storage and handling recommendations are provided in the product certificate of analysis.
Cayman Chemical PerphenazIn SulfoxIde 10mg
An active metabolite of perphenazine; selectively binds to dopamine D2 and α1-ARs over α2-ARs (Kis= 5.9, 24, and 683 nM, respectively) in rat brain; increases thrombin-induced increases in phosphatidylinositol levels in isolated human platelets at 5 µM