Quaternary ammonium salts
Medchemexpress LLC Sn-Glycero-3-phosphocholine | 28319-77-9 | ≥98.0% | 257.22 | 5 G
sn-Glycero-3-phosphocholine acts as a precursor in the biosynthesis of brain phospholipids, increasing choline bioavailability in nervous tissue. It has shown significant effects on cognitive function with a good safety profile and tolerability, and is effective in treating Alzheimer's disease and dementia.
- Precursor in brain phospholipids biosynthesis
- Increases choline bioavailability in nervous tissue
- Significant effects on cognitive function
- Good safety profile and tolerability
- Effective in treating Alzheimer's disease and dementia
- Target: Cholinesterase (ChE), Endogenous Metabolite
- Research area: Neurological Disease
- Appearance: White to off-white solid
- Purity: ≥98.0%
- Storage: 4°C, stored under nitrogen, away from moisture. In solvent: -80°C, 6 months; -20°C, 1 month
Medchemexpress LLC Tetramethylammonium tetrafluoroborate | 661-36-9 | MFCD00011745 | 98.0% | 160.95 g/mol | C4H12BF4N | 100 G
Tetramethylammonium tetrafluoroborate is a reagent used in chemical and biochemical research as a source of tetramethylammonium cations paired with tetrafluoroborate anions. It is supplied as a solid suitable for synthesis, electrochemistry, and analytical applications.
- Provides tetramethylammonium cation with tetrafluoroborate anion for synthetic and electrochemical use.
- High purity: 98.0%.
- Molecular weight 160.95 g/mol; formula C4H12BF4N.
- Available in multiple sizes including 100 G for laboratory use.
- Stable when stored sealed at 4°C and protected from moisture.
- Manufacturer documentation available for handling and quality (datasheet, COA, SDS).
Medchemexpress LLC DL-carnitine-d9 chloride | 1219386-75-0 | MFCD03428232 | 98.0% | 206.72 | C7H7D9ClNO3 | 10 MG
(±)-Carnitine-d9 chloride is a deuterium-labeled racemic (DL) form of carnitine chloride used as an internal standard and tracer in quantitative analytical methods including LC-MS, GC-MS, and NMR. It is provided as a white to off-white solid with high assay and isotopic purity and is intended for research applications in fatty acid metabolism and pharmacokinetic studies.
- Deuterium-labeled tracer for quantitative analysis.
- Compatible with LC-MS, GC-MS, and NMR methods.
- Racemic DL form suitable for general analytical use.
- High assay and isotopic purity for reproducible results.
- Supplied as a stable solid with defined cold storage recommendations.
![eMolecules 32503-27-8 | Tetrabutylammonium hydrogensulfate | Chem-Impex | MFCD00011637 | 339.540 | C16H37NO4S | 99.000 | OS([O-])(=O)=O.CCCC[N+](CCCC)(CCCC)CCCC | 1kg | 322127482](https://assets.fishersci.com/TFS-Assets/CCG/product-images/5000130738.jpg-250.jpg)
eMolecules 32503-27-8 | Tetrabutylammonium hydrogensulfate | Chem-Impex | MFCD00011637 | 339.540 | C16H37NO4S | 99.000 | OS([O-])(=O)=O.CCCC[N+](CCCC)(CCCC)CCCC | 1kg | 322127482
Tetrabutylammonium hydrogensulfate | Chem-Impex | 32503-27-8 | MFCD00011637 | 339.540 | C16H37NO4S | 99.000 | OS([O-])(=O)=O.CCCC[N+](CCCC)(CCCC)CCCC | 1kg | 322127482
Medchemexpress LLC Tetrabutylammonium 10g
Tetrabutylammonium triiodideIt is an organic compound and belongs to the category of quaternary ammonium salts It is a strong oxidizing agent and iodinating reagent often used in organic chemical reactions especially the conversion of alkenes and alkynes to the corresponding diiodide or tetraiodide compounds Tetrabutylammonium triiodideThere are various applications in synthetic organic chemistry especially in the synthesis of natural products pharmaceuticals and specialty chemicals
Medchemexpress LLC Choline (bitartrate) | 87-67-2 | MFCD00036332 | 98.4% | 253.25 g/mol | C9H19NO7 | 50 MG
Choline (bitartrate) is an analytical standard provided as a solid reagent for laboratory and analytical use. It is intended for calibration, quantitation, and method validation where accurate measurement of choline is required. Pack sizes are small to support analytical workflows and minimize waste.
- Analytical standard suitable for calibration and method validation.
- High assay purity, 98.4%, for reliable quantitation.
- Small pack sizes for minimal waste and convenient handling.
- Water-soluble solid compatible with common analytical solvents.
- CAS number 87-67-2 for unambiguous substance identification.