Quaternary ammonium salts
TARGETMOL CHEMICALS INC NOREPINEPHRINE BITARTRAT 50MG
Also available in 5 mg 10 mg 25 mg 100 mg 1 mL 10 mM (in DMSO) and bulk. Please contact Fisher for quotes. Norepinephrine bitartrate salt is an adrenergic neurotransmitter. purity: 99%
Medchemexpress LLC Cholan-24-oic acid, 3,7,12-trihydroxy-, (3β,5β,7α,12α)- | 3338-16-7 | MFCD00272976 | 99.7% | 408.57 | C24H40O5 | 1 MG
3β-Cholic acid is a derivative of cholic acid found in human feces, provided as a white to off-white solid for laboratory research. It is used in studies of bile acid metabolism and related biochemical pathways and is supplied with analytical-grade purity appropriate for experimental applications.
- White to off-white solid, suitable for analytical use.
- High purity: 99.7% as supplied.
- Molecular formula C24H40O5; molecular weight 408.57.
- Soluble in DMSO (~12.5 mg/mL) with ultrasonic assistance.
- Powder stable at -20°C for up to 3 years.
- Intended for scientific research use only.
Medchemexpress LLC Choline chloride-13C3 | 67-48-1 | 99.5% | 142.60 | C2(13C)3H14ClNO | 10 MG
Choline chloride-13C3 is a 13C-labeled stable isotope of choline chloride provided as a small-quantity, high-purity standard for tracer studies and mass spectrometry. It is supplied as the chloride salt of choline with three 13C atoms incorporated and is intended for use as an internal standard, tracer, or labeled reagent in biochemical and analytical workflows.
- High isotopic labeling for tracer and mass spectrometry applications.
- High chemical purity suitable for analytical use.
- Supplied in small pack sizes for research and method development.
- Water- and DMSO-soluble for easy preparation of standards and solutions.
- Designed for use as an internal standard and tracer in biochemical assays.
Medchemexpress LLC Choline chloride (Standard) | 67-48-1 | 99.2% | 25 MG
Choline chloride (Standard) is the analytical standard of Choline (chloride) and is intended for research and analytical applications. It is an essential nutrient that activates alpha7 nicotinic receptors and possesses analgesic and anti-inflammatory activity. Glycerophosphoinositol choline, which is related to choline, can impact diseases such as liver disease, atherosclerosis, and neurological disorders.
- Analytical standard
- Activates alpha7 nicotinic receptors
- Has analgesic activity
- Has anti-inflammatory activity
- Used in qualitative, quantitative and methodological research experiments in HPLC, GC and MS
Medchemexpress LLC Cholic acid impurity 1 | 24637-46-5 | 95.1% | 390.6 g/mol | C24H38O4 | 10 MG
Cholic acid impurity 1 is a defined impurity of cholic acid provided as a solid reference material for laboratory research. It is supplied in milligram quantities for analytical reference, impurity profiling, and characterization of synthetic intermediates.
- Offered as a powder suitable for analytical applications.
- CAS number 24637-46-5.
- Molecular formula C24H38O4; molecular weight 390.6 g/mol.
- Typical purity ~95.1%.
- Packaged in milligram quantities; recommended storage: powder at -20°C, in solution at -80°C.
- For research use only; not for clinical or human use.
Medchemexpress LLC Tetrabutylammonium t 10g
Tetrabutylammonium thiocyanateIt is a quaternary ammonium salt and belongs to the category of alkyl ammonium salts This compound is widely used as a reagent in organic chemistry especially for the synthesis of various organic compounds including pharmaceuticals and agrochemicals also Tetrabutylammonium thiocyanateIt can also be used as an electrolyte in electrochemical devices and as a phase transfer catalyst in organic synthesis Its unique chemical properties make it an important ingredient in a variety of industrial processes including petrochemical refining and materials science
Medchemexpress LLC (±)-Carnitine-d9 chloride | 1219386-75-0 | 99.7% | 5 MG
The product is (±)-Carnitine-d9 chloride, a deuterium-labeled form of (±)-Carnitine chloride. This compound exists in both D and L isomers, with L-carnitine known for its vital role in fatty acid β-oxidation, as well as its antioxidant and anti-inflammatory properties. This deuterated version is particularly useful as a tracer and internal standard in various analytical techniques.
- Can be used as a tracer.
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Deuteration has gained attention due to its potential to affect the pharmacokinetic and metabolic profiles of drugs.
![eMolecules 59138-84-0 | Tetramethylammonium Formate 25% (w/w) in water solution | Oakwood Chemical | MFCD00054402 | 119.164 | C5H13NO2 | 95.000 | [O-]C=O.C[N+](C)(C)C | 25g | 551052972](https://assets.fishersci.com/TFS-Assets/CCG/product-images/502148883.JPG-250.jpg)
eMolecules 59138-84-0 | Tetramethylammonium Formate 25% (w/w) in water solution | Oakwood Chemical | MFCD00054402 | 119.164 | C5H13NO2 | 95.000 | [O-]C=O.C[N+](C)(C)C | 25g | 551052972
Tetramethylammonium Formate 25% (w/w) in water solution | Oakwood Chemical | 59138-84-0 | MFCD00054402 | 119.164 | C5H13NO2 | 95.000 | [O-]C=O.C[N+](C)(C)C | 25g | 551052972
Medchemexpress LLC Tetrabutylammonium (trifluoromethanesulfonate) | 35895-70-6 | MFCD00042585 | 98.0% | 391.53 g·mol-1 | C17H36F3NO3S | 25 G
Tetrabutylammonium trifluoromethanesulfonate is a quaternary ammonium salt supplied as a solid reagent for laboratory use. It serves as a phase-transfer catalyst, a non-coordinating triflate counterion in synthesis, and an electrolyte in electrochemical and analytical applications. The material is provided with supporting documentation including a data sheet, COA, and SDS, and is intended for bench-scale research where a stable, high-purity triflate salt is required.
- High purity solid reagent suitable for organic synthesis and analytical applications
- Functions as a phase-transfer catalyst and non-coordinating triflate counterion
- Available in 25 g pack size for bench-scale work
- Store sealed at 4°C and protect from moisture
- Documentation available: data sheet, COA, and SDS
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
