Solvents
Cayman Chemical DesIpramIn-d4hydrochlorIde 5mg
An internal standard for the quantification of desipramine by GC- or LC-MS
Medchemexpress LLC Octanoic acid-d15 | 69974-55-6 | MFCD00145029 | 99.9% | 10 MG
Octanoic acid-d15 is the deuterium-labeled analogue of octanoic (caprylic) acid, provided as a small-mass analytical standard for use in mass spectrometry, isotope tracing, and quantitative analyses.
- Deuterium-labeled internal standard for mass spectrometry.
- High isotopic/purity: ~99.9% (as listed).
- Molecular weight 159.30 g/mol.
- CAS number 69974-55-6.
- Molecular formula C8HD15O2.
- Supplied in small milligram quantities, typically 10 MG packs.
![Medchemexpress LLC 1-Naphthalenesulfonyl chloride, 5-[di(methyl-d3)amino]- | 1276379-68-0 | 98.0% | 1 MG](https://assets.fishersci.com/TFS-Assets/CCG/product-images/5000410136-logo.png-250.jpg){kind=logo}
Medchemexpress LLC 1-Naphthalenesulfonyl chloride, 5-[di(methyl-d3)amino]- | 1276379-68-0 | 98.0% | 1 MG
Dansyl chloride-d6 is the deuterium labeled form of Dansyl chloride, a reagent known for producing stable blue or blue-green fluorescent sulfonamide adducts. It reacts with aliphatic and aromatic amines containing primary amino groups and is widely utilized for modified amino acids, protein sequencing, and amino acid analysis. This compound serves as a valuable tracer and an internal standard for quantitative analysis using techniques such as NMR, GC-MS, or LC-MS.
- Can be used as a tracer
- Functions as an internal standard for quantitative analysis
- Applicable in NMR, GC-MS, or LC-MS
- Deuterium-labeled compound
Medchemexpress LLC L-alanine N,N,O-d3 | 19470-97-4 | MFCD06658795 | 99.0% | 92.11 | C3H4D3NO2 | 10 MG
L-Alanine-d3-1 is the deuterium-labeled analogue of L-alanine used as a stable isotope tracer and internal standard for quantitative analytical methods. It is supplied as a high-purity isotopically labeled amino acid for use in NMR, GC-MS, and LC-MS assays, method development, and metabolic studies.
- Deuterium-labeled L-alanine (N,N,O-d3) for isotope tracing and standards.
- High purity suitable for quantitative analysis (99.0%).
- Compatible with NMR, GC-MS, and LC-MS applications.
- Useful as an internal standard for accurate quantitation.
- Provided in small research-scale quantities for method development.
Medchemexpress LLC DL-Xylose | 25990-60-7 | MFCD00198055 | 98.0% | 1 ML
DL-Xylose is an organic synthesis intermediate, appearing as a white to off-white solid. This compound is intended for research applications only.
- Organic synthesis intermediate
- For research use only
- Soluble in water and PBS
Medchemexpress LLC Pentoxifylline-d6 | 1185878-98-1 | 99.0% | 284.34 g/mol | C13H12D6N4O3 | 10 MG
Pentoxifylline-d6 is the deuterium-labeled analog of pentoxifylline provided as a research standard for analytical and tracer studies. It is intended for use as an internal standard in mass spectrometry, quantitative analysis, and pharmacokinetic or metabolic research; for laboratory research use only.
- Deuterium-labeled (d6) internal standard for mass spectrometry.
- High purity: 99.0%.
- Molecular formula C13H12D6N4O3; molecular weight 284.34 g/mol.
- CAS number 1185878-98-1 for unambiguous identification.
- Appearance: white to off-white solid suitable for analytical handling.
- Available as a 10 mg research quantity.
Medchemexpress LLC Prazosin-d8 Hydrochloride | 1189508-34-6 | 99.8% | 5 MG
Prazosin-d8 hydrochloride is the deuterium labeled Prazosin hydrochloride. Prazosin hydrochloride is an alpha-adrenergic blocker.
- Can be used as a tracer.
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
Apexbio Technology LLC Cathepsin S inhibitor 1373215-15-6 10mM (in 1mL DMSO)
Cathepsin S inhibitor (CAS 1373215-15-6) is a small-molecule inhibitor targeting the lysosomal cysteine protease Cathepsin S an enzyme critically involved in antigen processing and presentation By reversibly and selectively inhibiting Cathepsin S demonstrating notably less affinity for Cathepsin B this molecule impairs MHC class II-mediated antigen presentation resulting in selective immunosuppressive effects on T cells Consequently Cathepsin S inhibitor holds therapeutic potential for autoimmune and inflammatory conditions such as rheumatoid arthritis psoriasis and multiple sclerosis
Medchemexpress LLC Adenine-13C | 86967-48-8 | 99.1% | 1 MG
Adenine-13C is the 13C labeled Adenine. As 6-Aminopurine, it is a purine and one of the four nucleobases found in the nucleic acid of DNA and RNA. This compound plays a significant role in biochemistry, particularly in cellular respiration, forming both ATP and cofactors (NAD and FAD), and protein synthesis.
- Used as a tracer
- Functions as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
Medchemexpress LLC Enalapril-d5 (maleate) | 349554-02-5 | M001579 | 99.0% | 5 MG
Enalapril-d5 maleate is a deuterium-labeled form of Enalapril, a potent and long-acting angiotensin-converting enzyme (ACE) inhibitor.
- Used for treating hypertension, congestive heart failure, and diabetic nephropathy.
- Inhibits the conversion of angiotensin I to angiotensin II.
- Results in decreased vasoconstriction and reduced aldosterone secretion.
- Can be used as a tracer.
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
Medchemexpress LLC DL-Glutamic acid-d5 | 14341-79-8 | MFCD01074021 | 99.7% | 152.16 g/mol | C5H4D5NO4 | 25 MG
DL-Glutamic acid-d5 is the deuterium-labeled analog of DL-glutamic acid, supplied as a high-purity solid for use as an internal standard and tracer in analytical and biochemical studies.
- Deuterium-labeled DL-glutamic acid (5 deuteriums).
- CAS number 14341-79-8.
- Molecular formula C5H4D5NO4; molecular weight 152.16 g/mol.
- Purity 99.7% (as listed by supplier).
- Supplied as a 25 MG solid quantity.
- Intended for research use only; not for human or diagnostic use.
Medchemexpress LLC D-alanine-d3 | 177614-69-6 | 99.3% | 92.11 | C3H4D3NO2 | 10 MG
D-Alanine-d3 is the deuterium-labeled isotopologue of D-alanine supplied for research use. It is reported as a weak agonist of the inhibitory glycine receptor (GlyR) and PMBA, with an EC50 of 9 mM, and is provided at high chemical purity for use as an internal standard or tracer.
- Deuterium-labeled D-alanine (3,3,3-d3).
- Suitable as an internal standard for mass spectrometry and tracer studies.
- Reported weak GlyR and PMBA agonist; EC50 = 9 mM.
- High purity (99.3%), supports analytical applications.
- Available in small pack sizes (for example, 10 MG) for laboratory research.
Medchemexpress LLC O-toluic acid-13C | 70838-82-3 | MFCD00002477 | 99.0% | 137.14 | C7(13C)H8O2 | 10 MG
o-Toluic acid-13C is the 13C-labeled isotopologue of o-toluic acid (2-methylbenzoic acid) supplied as a stable isotope standard for analytical and research use. It is provided as a small, neat solid suitable for use as an internal standard, tracer, or reference material in mass spectrometry and other analytical techniques.
- 13C-labeled isotopologue of 2-methylbenzoic acid.
- High chemical purity: 99%.
- Suitable as a stable isotope standard for MS and tracer studies.
- Available in small, laboratory-scale quantities (e.g., 10 MG) for analytical use.
- White to off-white solid; convenient for storage and handling in small vials.
Medchemexpress LLC Diethyltoluamide-d7 | 1219799-37-7 | 98.5% | 198.31 | C12H10D7NO | 10 MG
Diethyltoluamide-d7 is a deuterium-labeled analogue of N,N-diethyl-m-toluamide (DEET) used as an isotope-labeled reference standard for analytical chemistry. It is intended for use as an internal standard in mass spectrometry, calibration, and method validation, supplied in milligram quantities with high isotopic enrichment and purity.
- Deuterium-labeled internal standard (D7) for mass spectrometry.
- High purity (98.5%) suitable for quantitative analysis.
- Molecular weight 198.31 g/mol.
- CAS number 1219799-37-7 for unambiguous identification.
- Supplied in small milligram quantities for analytical workflows.
Medchemexpress LLC Benzethonium-d7 chloride | 121-54-0 | 98.6% | 455.12 g/mol | C27H35D7ClNO2 | 10 MG
Benzethonium-d7 chloride is the deuterium-labeled analogue of benzethonium chloride supplied as a solid for analytical and research use. It serves as a tracer or internal standard for quantitative analysis by NMR, GC-MS, and LC-MS, and is used in studies of neuronal nicotinic acetylcholine receptor activity. The compound has a molecular weight of 455.12 g/mol and high listed purity (98.64%).
- Deuterium-labeled internal standard for analytical methods
- Suitable for NMR, GC-MS, and LC-MS quantitation
- High purity (98.6%) for reliable results
- Solid form for easy handling and storage
- Molecular weight 455.12 g/mol
- Available in small, research-scale pack sizes