Quaternary ammonium salts
Medchemexpress LLC Hexamethonium Bromide | 55-97-0 | MFCD00011787 | 99.9% | 10 G
Hexamethonium Bromide is a non-selective ganglionic nicotinic-receptor antagonist (nAChR) with mixed competitive and noncompetitive activity. It also exhibits anti-hypertensive activity and can attenuate sympathetic activity and blood pressure in spontaneously hypertensive animal models.
- Target: nAChR (nicotinic-receptor)
- Research areas: Apoptosis, cardiovascular disease, neurological disease
- Publications verification: 4 publications verification
Sigma Aldrich Fine Chemicals Biosciences Carbamoylcholine chloride, 51-83-2, MFCD00012011, 1g
Linear Formula NH2COOCH2CH2N(Cl)(CH3)3, ≥98% (titration), Molecular Weight 182.65, crystalline, Synonym: (2-Hydroxyethyl)trimethylammonium chloride carbamate, Carbachol, Carbamylcholine chloride.
eMolecules 10534-59-5 | Tetrabutylammonium acetate | Chem-Impex | MFCD00043208 | 301.515 | C18H39NO2 | 97.000 | CC([O-])=O.CCCC[N+](CCCC)(CCCC)CCCC | 5kg | 526509902
Tetrabutylammonium acetate | Chem-Impex | 10534-59-5 | MFCD00043208 | 301.515 | C18H39NO2 | 97.000 | CC([O-])=O.CCCC[N+](CCCC)(CCCC)CCCC | 5kg | 526509902
Medchemexpress LLC Benzoylcholine chloride | 2964-09-2 | MFCD00011786 | 98.9% | 243.73 g/mol | C12H18ClNO2 | 25 G
Benzoylcholine Chloride is a quaternary ammonium biochemical reagent provided for laboratory research use. It functions as a choline/acetylcholine analog in biochemical and pharmacology assays and is supplied with quality documentation to support experimental reproducibility.
- High purity 98.9%.
- Molecular weight 243.73 g/mol; formula C12H18ClNO2.
- Identified by CAS number 2964-09-2.
- Available in 5 g, 10 g, 25 g, and 50 g package sizes.
- Includes datasheet, certificate of analysis, safety data sheet, and handling instructions.
- Suitable for biochemical assays and pharmacology research.
Sigma Aldrich Fine Chemicals Biosciences Choline bitartrate | 87-67-2 | 100G
Choline bitartrate | Mol Wt: 253.25 | 87-67-2 | 100G
Sigma Aldrich Fine Chemicals Biosciences L Carnitine inner salt syn100G
L Carnitine inner salt syn100G
Sigma Aldrich Fine Chemicals Biosciences Hexadecyltrimethylammonium bromide, 57-09-0, MFCD00011772, 500 g
Linear Formula: CH3(CH2)15N(Br)(CH3)3, Molecular Weight: 364.45, ≥98%, Synonym: CTAB, Cetrimonium bromide, Cetyltrimethylammonium bromide, Palmityltrimethylammonium bromide.
Apexbio Technology LLC Wright Staining Solution 500ml
Wright Staining Solution composed primarily of eosin and methylene blue is frequently utilized in microscopic examination for differentiation and identification of cell types particularly in hematological analysis Its staining mechanism relies upon the differential affinity of cellular components for acidic and basic dyes eosin an acidic dye stains cytoplasmic granules and erythrocytes pink or orange-red whereas methylene blue a basic dye binds nucleic acids or acidic cellular structures to yield shades of blue or violet In practice mature erythrocytes and eosinophils stain distinctly pink lymphocytes monocytes and basophils appear dark bluish-purple and neutrophils exhibit a pale purple hue due to combined dye affinity Typical usage involves staining thin blood smears or bone marrow aspirates at undiluted formulation to facilitate morphological assessment and differentiation of cell populations
Sigma Aldrich Fine Chemicals Biosciences Dimethyldioctadecylammoniu50G
Dimethyldioctadecylammonium bromide is a cationic lipid that stimulates immune responses activates macrophages and binds to antigens.
Medchemexpress LLC 1-Butanaminium, N,N,N-tributyl-, perchlorate (1:1) | 1923-70-2 | MFCD00038722 | 98.0% | 341.91 g·mol⁻¹ | C16H36ClNO4 | 5 G
Tetrabutylammonium perchlorate is a quaternary ammonium salt commonly used as an electrolyte, phase-transfer reagent, and perchlorate anion source in organic synthesis and electrochemical applications. Supplied as a high-purity crystalline solid, it is suitable for laboratory research and analytical work.
- High purity 98.0% suitable for research applications.
- Functions as an electrolyte for electrochemical measurements.
- Effective phase-transfer reagent for organic reactions.
- Stable solid when stored sealed and away from moisture.
- Available in lab-scale pack sizes for bench use.
Medchemexpress LLC Tetraamylammonium chloride | 4965-17-7 | MFCD00011857 | 99.9% | 334.02 g·mol⁻¹ | C20H44ClN | 250 MG
Tetraamylammonium chloride is a quaternary ammonium salt used primarily as a phase transfer catalyst and as an intermediate in organic synthesis. It is supplied as a high-purity solid suitable for research and synthetic applications where transfer of ionic species between immiscible phases is required.
- High purity (99.9%).
- Solid form for ease of handling and storage.
- Used as a phase transfer catalyst in organic synthesis.
- Serves as an intermediate for synthesis of quaternary ammonium compounds.
- Storage: keep dry and cool; in solvent, store at -80°C up to 2 years or -20°C up to 1 year.
Medchemexpress LLC Tetramethylammonium hexafluorophosphate | 558-32-7 | MFCD00012012 | 99.0% | 219.11 g·mol⁻1 | C4H12F6NP | 50 G
Tetramethylammonium hexafluorophosphate is a tetraalkylammonium salt supplied as a white to off-white solid reagent used in organic synthesis and electrochemical applications. It serves as a stable source of tetramethylammonium cation and hexafluorophosphate anion for use as a supporting electrolyte, phase-transfer agent, or reagent in analytical workflows.
- Supplied as a white to off-white solid.
- Suitable for organic synthesis and electrochemical studies.
- Stable and low hygroscopicity for reliable handling.
- Available in laboratory pack sizes, including 50 g.
- Provides tetramethylammonium and hexafluorophosphate ions for analytical use.
Medchemexpress LLC L-Carnitine hydrochloride | 6645-46-1 | 99.9% | 10 MM * 1 ML
L-Carnitine hydrochloride is a highly polar, small zwitterion that functions as an essential co-factor for the mitochondrial β-oxidation pathway. It transports long-chain fatty acyl-CoAs into the mitochondria for degradation and acts as an antioxidant, ameliorating metabolic imbalances.
- Essential co-factor for mitochondrial β-oxidation
- Transports long-chain fatty acyl-CoAs for degradation
- Functions as an antioxidant
- Ameliorates metabolic imbalances