Isotopically Labeled Compounds
Medchemexpress LLC Resorufin-d6 | 1196157-65-9 | MFCD11656671 | 97.3% | 219.23 | C12HD6NO3 | 1MG
Resorufin-d6 is the deuterium-labeled analog of resorufin, a highly fluorescent pink dye used for fluorescence-based detection of reactive oxygen and nitrogen species (ROS/RNS) and related assays. The isotopically labeled compound is intended for use as an internal standard, tracer, or reference in fluorescence and mass spectrometry workflows, providing mass differentiation while retaining resorufin's photophysical properties.
- Deuterium-labeled for use as an internal standard in analytical assays.
- Highly fluorescent with photophysical properties matching resorufin.
- Enables accurate quantification in fluorescence and mass spectrometry workflows.
- Typical purity reported at about 97.3% per certificate of analysis.
- Stable when stored sealed at low temperature and protected from moisture and light.
Cayman Chemical ClozapIn-d4 50ug
An internal standard for the quantification of clozapine by GC- or LC-MS
Medchemexpress LLC Triclocarban-d4 | 1219799-29-7 | 98.0% | 1 MG
Triclocarban-d4 is the deuterium labeled Triclocarban. Triclocarban (3,4,4′-Trichlorocarbanilide), a broad-spectrum antibacterial compound, is widely used in applications such as the production of soaps, skin creams, toothpastes, and deodorants. It is also identified as a potential endocrine-disrupting chemical that can modulate androgen and estrogen activities, as well as other hormone-mediated biological processes.
- Can be used as a tracer.
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Stable heavy isotopes of hydrogen, carbon, and other elements are incorporated into drug molecules, primarily as tracers for quantitation during drug development.
- Deuteration can potentially affect the pharmacokinetic and metabolic profiles of drugs.
Medchemexpress LLC Maxacalcitol-d6 | 2070009-38-8 | C26H36D6O4 | 5 MG
Maxacalcitol-d6 is the deuterated form of Maxacalcitol (22-Oxacalcitriol), a non-calcemic vitamin D3 analog and a VDR ligand of VDR-like receptors. This compound is intended for research use only and is not sold to patients.
- Can be used as a tracer
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
Cambridge Isotope Laboratories GLYCAN-O27-13C-GAL4 (GALACTOSE-13C6, 99%), 500 PMOL
GLYCAN-O27-13C-GAL4 (GALACTOSE-13C6, 99%), 500 PMOL
Medchemexpress LLC Malonyl CoA lithium | 108347-84-8 | 98.0% | 1 MG
Malonyl CoA lithium is an inhibitor of carnitine palmitoyl transferase 1 (CPT1). High Malonyl CoA lithium concentrations suppress fatty acid oxidation, while low Malonyl CoA lithium concentrations are permissive for fat oxidation.
- Inhibitor of carnitine palmitoyl transferase 1 (CPT1).
- High concentrations suppress fatty acid oxidation.
- Low concentrations are permissive for fat oxidation.
Medchemexpress LLC L-Isoleucine-d1 | 127290-60-2 | 132.18 | 25 MG
L-Isoleucine-d is a deuterium-labeled L-Isoleucine, which is a nonpolar hydrophobic and essential amino acid. Deuterium substitution has the potential to affect the pharmacokinetic and metabolic profiles of drugs.
- Can be used as a tracer.
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Has stable heavy isotopes of hydrogen, carbon, and other elements incorporated.
- Appearance: Solid, white to off-white.
- Purity: 99.48%.
Medchemexpress LLC Succinic acid-d6 | 21668-90-6 | 124.13 | 25 MG
Succinic acid-d6 is the deuterium labeled form of Succinic acid, functioning as an intermediate product in the tricarboxylic acid cycle and a fermentation product of anaerobic metabolism. This product is exclusively for research use.
- Can be utilized as a tracer.
- Suitable for use as an internal standard in quantitative analysis methods such as NMR, GC-MS, or LC-MS.
- Deuterium substitution may influence the pharmacokinetic and metabolic profiles of drugs.
Medchemexpress LLC L-Lysine-d4 dihydrochloride | 203633-22-1 | 98.0% | 223.13 | 10 MG
L-Lysine-d4 dihydrochloride is a deuterium labeled L-Lysine dihydrochloride. It is for research use only and has not been fully validated for medical applications. This compound can be used as a tracer and as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Used as a tracer for quantitation during drug development.
- Can affect the pharmacokinetic and metabolic profiles of drugs.
- Stable heavy isotope.
Medchemexpress LLC Tylvalosin-d9 (Acetylisovaleryltylosin-d9) | 500 UG
Tylvalosin-d9 is the deuterium-labeled form of Tylvalosin, a third-generation macrolide with anti-inflammatory properties. It reduces levels of IL-8, IL-6, IL-1β, PGE2, TNF-α, and NO, and decreases inflammatory cell recruitment and activation in a mouse acute lung injury model. This compound can be used as a tracer or an internal standard for quantitative analysis.
- Reduces levels of inflammatory mediators
- Decreases inflammatory cell recruitment and activation
- Functions as a tracer for quantitative analysis
- Functions as an internal standard for techniques like NMR, GC-MS, or LC-MS
Medchemexpress LLC L-alanine-2-d1 | 21386-65-2 | MFCD00084105 | 98.0% | 90.10 g·mol⁻1 | C3H6DNO2 | 100 MG
L-Alanine-2-d1 is the deuterium-labeled isotopologue of L-alanine used as a tracer and internal standard in analytical and metabolic studies. It is provided as a solid for research use and is intended for use in spectroscopic and mass-spectrometric quantitative assays.
Medchemexpress LLC Alpha-D-glucose-13C | 287100-64-5 | 99.4% | 25 MG
Alpha-D-glucose-13C is a 13C labeled form of alpha-D-glucose, an endogenous metabolite. This compound is intended for research use only, serving as a valuable tool in scientific studies.
- Used as a tracer
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
![Revvity Health Sciences Inc Dihydroxyphenylethylamine, 3,4-[7-<sup>3</sup>H]-, 1mCi (37MBq)](https://assets.fishersci.com/TFS-Assets/CCG/product-images/502810480.jpg-250.jpg)
Revvity Health Sciences Inc Dihydroxyphenylethylamine, 3,4-[7-3H]-, 1mCi (37MBq)
Dihydroxyphenylethylamine, 3,4-[7-3H]-, 1mCi (37MBq)
Cambridge Isotope Laboratories SODIUM FORMATE (13C, 99%; D, 98%), 0.5 G, 1215684-17-5
SODIUM FORMATE (13C, 99%; D, 98%), 0.5 G, 1215684-17-5
Medchemexpress LLC Palmitic acid-2-13C | 287100-87-2 | MFCD00083983 | 98.0% | 10 MG
Palmitic acid-13C is a stable isotope-labeled palmitic acid supplied for use as a tracer or internal standard in analytical and biochemical applications, including GC-MS and LC-MS workflows. It provides a defined isotopic label for metabolic tracing and quantification.
- Used as a tracer and internal standard in GC-MS and LC-MS analyses.
- Stable isotope labeled (13C) fatty acid for metabolic tracing.
- Purity 98.0% as provided.
- CAS number 287100-87-2 for unambiguous identification.
- Provided as a 10 MG package; additional sizes available.