Isotopically Labeled Compounds
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Revvity Health Sciences Inc L-[Methyl-3H]-Methionine,>97%, 1mCi (37MBq)
L-[Methyl-3H]-Methionine,>97%, 1mCi (37MBq)
Cambridge Isotope Laboratories L-TRYPTOPHAN (13C11, 97-99%; D8, 97-99%; 15N2, 97-99%), 0.25 G
L-TRYPTOPHAN (13C11, 97-99%; D8, 97-99%; 15N2, 97-99%), 0.25 G
Revvity Health Sciences Inc Sulfur-35 Radionuclide, 1mCi (37MBq), Specific Activity: 1050-1600Ci (38.8-59.2TBq)/mmol, Sulfuric Acid in 1mL Water
Sulfur-35 Radionuclide, 1mCi (37MBq), Specific Activity: 1050-1600Ci (38.8-59.2TBq)/mmol, Sulfuric Acid in 1mL Water
Medchemexpress LLC Adipic acid-d4 (hexanedioic acid-d4) | 121311-78-2 | 98.0% | 150.17 g/mol | C6H6D4O4 | 5 MG
Adipic acid-d4 is a deuterium-labeled stable isotope of adipic (hexanedioic) acid supplied as a small, pre-weighed research reagent and analytical standard for use in mass spectrometry, tracer studies, and methods requiring isotopically labeled compounds.
- Deuterium-labeled stable isotope for analytical applications.
- High purity (98.0%) suitable for quantitative analysis.
- Available in small pre-weighed packages including 5 mg.
- Good solubility in DMSO (≥100 mg/mL) for solution preparation.
- Recommended storage: powder at -20°C (3 years) or 4°C (2 years).
- Molecular formula C6H6D4O4; molecular weight 150.17 g/mol.
Medchemexpress LLC Fmoc-leucine-d3 | 538372-74-6 | 99.3% | 356.43 | C21H20D3NO4 | 25 MG
Fmoc-leucine-d3 is a deuterium-labeled N-Fmoc protected leucine used as a tracer and internal standard for quantitative analysis in analytical workflows. It is intended for research use in biochemical and pharmacological studies, including investigations of metabolic pathways and nuclear receptor modulation.
- Deuterium-labeled amino acid suitable as tracer or internal standard.
- High purity suitable for analytical applications.
- Compatible with NMR, GC-MS, and LC-MS quantitation.
- Available in small milligram pack sizes for research use.
- Useful for metabolic and receptor modulation studies.
Medchemexpress LLC Nilutamide-d6 | 1189477-66-4 | 99.8% | C12H4D6F3N3O4 | 10MG
Nilutamide-d6 is the deuterium-labeled analogue of nilutamide supplied as a solid research reagent and analytical internal standard for use in ADME, mass spectrometry, and pharmacokinetic studies. It is intended for research use only.
- Deuterium-labeled internal standard for mass spectrometry quantitation.
- High chemical purity for reliable analytical results.
- Suitable for ADME and pharmacokinetic studies.
- Solid powder form enables straightforward sample preparation.
- Stable when stored sealed at 4°C, protected from moisture and light.
Cayman Chemical Chlorzoxazon-d3 500ug
An internal standard for the quantification of chlorzoxazone by GC- or LC-MS
Medchemexpress LLC Dimethylamine-d6 hydrochloride | 53170-19-7 | MFCD00064544 | 98.0% | 87.58 | C2H2D6ClN | 100mg
Dimethylamine-d6 hydrochloride is a deuterium labeled Dimethylamine hydrochloride Dimethylamine hydrochloride is the immediate precursor of dimethylnitrosamine a known potent carcinogen in a wide variety of animal species[1]
Cayman Chemical NIcotInamIde-d4 25mg
An internal standard for the quantification of nicotinamide by GC- or LC-MS
Cambridge Isotope Laboratories D-GLUCOSE (2-13C, 99%), 0.5 G, 105931-74-6
D-GLUCOSE (2-13C, 99%), 0.5 G, 105931-74-6
Medchemexpress LLC Meloxicam-13C,d3 | 1309936-00-2 | ≥99.9% | 1 MG
Meloxicam-13C,d3 is a deuterium labeled non-steroidal anti-inflammatory agent that inhibits COX activity, with IC50s of 0.49 μM for COX-2 and 36.6 μM for COX-1. It is for research use only and not sold to patients. Stable heavy isotopes have been incorporated into this drug molecule, primarily as a tracer for quantitation during drug development.
- Used as a tracer
- Functions as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
- Deuteration can impact pharmacokinetic and metabolic profiles of drugs
Cambridge Isotope Laboratories 25-HYDROXYVITAMIN D3 (6,19,19-D3,97%) 100 UG/ML IN ETHANOL, 1 ML, 140710-94-7
25-HYDROXYVITAMIN D3 (6,19,19-D3,97%) 100 UG/ML IN ETHANOL, 1 ML, 140710-94-7
Medchemexpress LLC Bis(2-ethylhexyl) phthalate (deuterated) | 352431-42-6 | 428.79 | C24D38O4 | 10 MG
DEHP-d38 is the deuterium-labeled form of bis(2-ethylhexyl) phthalate used as an analytical standard and tracer in mass spectrometry and quantitative studies. Supplied in a small research-scale package, it facilitates accurate quantification and recovery experiments where isotopic labeling improves analytical precision.
- Deuterium-labeled internal standard for mass spectrometry.
- Molecular formula C24D38O4, molecular weight 428.79, CAS 352431-42-6.
- Liquid, colorless to light yellow appearance.
- Stable under recommended storage: -20°C for long-term; -80°C in solvent for short-term.
- Available in small research quantities, including 10 mg packages.
Medchemexpress LLC Piperidin-4-ol-d5 | 1219799-35-5 | 106.18 | 25 MG
Piperidin-4-ol-d5 is a deuterium labeled variant of Piperidin-4-ol. It incorporates stable heavy isotopes of hydrogen, carbon, and other elements. This compound is primarily utilized as a tracer for quantitation during the drug development process, offering unique advantages due to deuteration's potential to influence the pharmacokinetic and metabolic profiles of pharmaceutical compounds.
- Deuterium labeled compound for specialized research.
- Contains stable heavy isotopes for precise quantitation.
- Effective as a tracer in drug development studies.
- May impact drug pharmacokinetics and metabolism.