Quaternary ammonium salts
Medchemexpress LLC Choline bitartrate | 87-67-2 | MFCD00036332 | 98.0% | 253.25 g/mol | C9H19NO7 | 1 ML
Choline bitartrate is a research-grade methyl donor and precursor to the neurotransmitter acetylcholine, supplied as a ready-to-use 10 mM solution (1 mL) in DMSO. It is used in biochemical and cellular studies involving lipid metabolism, one-carbon/methylation pathways, and neurotransmission. CAS 87-67-2; typical purity 98.0%.
- Prepared 10 mM solution for convenient dosing and reduced prep time.
- High purity for reproducible experimental results.
- Supplied in DMSO for compatibility with common assay systems.
- Useful as a methyl donor in metabolic and epigenetic studies.
- Acts as a precursor to acetylcholine for neurotransmission research.
eMolecules AstaTech / 2-CHLORO-1122-TETRAFLUORO-ETHANESULFONYL CHLORIDE / 0.25g / 268488963 / 36671 / 95.000 / 89740-40-9 / MFCD09746182 / 234.970 / C2Cl2F4O2S
AstaTech / 2-CHLORO-1122-TETRAFLUORO-ETHANESULFONYL CHLORIDE / 0.25g / 268488963 / 36671 / 95.000 / 89740-40-9 / MFCD09746182 / 234.970 / C2Cl2F4O2S
Cayman Chemical ClIckable CholIc AcId 25mg
A clickable form of cholic acid; has been used in the synthesis of bile acid-nucleoside conjugates with anticancer and antimycobacterial activities
Medchemexpress LLC Cyclanoline chloride | 17472-50-3 | MFCD00221739 | 96.3% | 377.86 | C20H24ClNO4 | 5 MG
Cyclanoline chloride is the chloride salt of cyclanoline, a small-molecule cholinesterase inhibitor supplied for research use as a solid reagent for in vitro biochemical and cell-based studies.
- Cholinesterase inhibitory activity demonstrated in biochemical assays.
- Molecular formula C20H24ClNO4 and molecular weight 377.86.
- Solid, off-white to light brown appearance.
- Soluble in DMSO at 100 mg/mL; use newly opened DMSO and ultrasonic agitation if needed.
- Research-grade purity reported at approximately 96.3%.
Medchemexpress LLC 3-(2-methoxyphenyl)-1-(2-pyridin-3-ylquinazolin-4-yl)urea | 280570-45-8 | 99.0% | 371.39 g/mol | C21H17N5O2 | 10 MG
VUF-5574 is a potent, selective antagonist of the adenosine A3 receptor used in pharmacology research to probe A3 receptor binding and signaling. It exhibits high affinity for the human recombinant A3 receptor and is supplied as a high-purity research compound.
- Selective antagonist of adenosine A3 receptor (Ki = 4.03 nM)
- High purity (99.0%)
- Chemical formula C21H17N5O2; molecular weight 371.39 g/mol
- Soluble in DMSO (≈100 mg/mL); formulatable for in vivo (10% DMSO/90% corn oil)
- Recommended storage: powder -20°C; in solvent -80°C for long-term
- Supplied in small research pack sizes suitable for in vitro and in vivo studies
Apexbio Technology LLC Decamethonium Bromide 541-22-0 10g
Decamethonium Bromide (CAS 541-22-0) is a bis-quaternary ammonium compound targeting nicotinic acetylcholine receptors (nAChRs) at the neuromuscular junction It is designed to bind and activate muscle-type nAChRs thereby inducing sustained depolarization and neuromuscular blockade Decamethonium Bromide exerts its biological activity primarily through partial agonist-mediated depolarization block of these receptors preventing normal muscle contractions Based on these pharmacological properties Decamethonium Bromide holds research potential in the evaluation of neuromuscular blockers and in studies elucidating receptor-channel function in neuromuscular transmission
Medchemexpress LLC Tetrabutylammonium iodide | 311-28-4 | MFCD00011636 | ≥99.9% | 369.37 g/mol | C16H36IN | 25g
Tetrabutylammonium iodide is a quaternary ammonium salt commonly used as a phase transfer catalyst surfactant and stabilizer in various chemical reactions especially in organic synthesis Tetrabutylammonium iodide has unique chemical properties that facilitate the transfer of ions or molecules from one phase to another making it an important ingredient in a variety of industrial processes
eMolecules AOBChem USA / 6-Chloro-24-difluoroiodobenzene / 250mg / 586460697 / 31582 / / 1242339-98-5 / MFCD16817642 / 274.430 / C6H2ClF2I
AOBChem USA / 6-Chloro-24-difluoroiodobenzene / 250mg / 586460697 / 31582 / / 1242339-98-5 / MFCD16817642 / 274.430 / C6H2ClF2I