Isotopically Labeled Compounds
Medchemexpress LLC Nitazoxanide-d4 | 1246819-17-9 | HY-B0217S | 99.78% | 311.31 | 1 MG
Nitazoxanide-d4 is the deuterium labeled Nitazoxanide, which is an antiprotozoal agent. It is for research use only and 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.
- Categorized under isotope-labeled compounds.
- In a hot research area.
- Internal standard for clinical mass spectrometry.
- Internal standard for food.
- Isotope-labeled inhibitor.
- Deuterium (2H, D) stable isotope-labeled inhibitor.
- Stable isotope-labeled inhibitor for use in in vivo cell experiments.
- Used in therapeutic drug monitoring: TDM.
- Anti-infection properties.
- Related to influenza virus.
Revvity Health Sciences Inc Phosphorus-32 Radionuclide, 2mCi (74MBq), Specific Activity: 900-1100mCi (33.3-40.7GBq)/mmol, Monopotassium Phosphate In 1mL Water
Phosphorus-32 Radionuclide, 2mCi (74MBq), Specific Activity: 900-1100mCi (33.3-40.7GBq)/mmol, Monopotassium Phosphate In 1mL Water
Cayman Chemical Sulfamethoxazole-d4, Purity: ≥99% deuterated forms (d1-d4); ≤1% d0, CAS: 1020719-86-1, 10 mg
An internal standard for the quantification of sulfamethoxazole by GC- or LC-MS
Medchemexpress LLC (S)-Lathosterol-d4 | 1182005-25-9 | 99.7% | 390.68 | 500 UG
(S)-Lathosterol-d4 is a deuterium-labeled derivative of (S)-Lathosterol. Lathosterol itself is a molecule similar to cholesterol. The concentration of serum lathosterol is used as an indicator for the synthesis of cholesterol in the whole body. This compound is intended for research use only and is not sold to patients.
- Deuterium labeled (S)-Lathosterol.
- Can be used as a tracer.
- Can be used as an internal standard for quantitative analysis by techniques such as NMR, GC-MS, or LC-MS.
- Stable heavy isotopes of hydrogen, carbon, and other elements can be incorporated into drug molecules for use as tracers in drug development.
- Deuteration can potentially influence the pharmacokinetic and metabolic profiles of drugs.
Cayman Chemical Difloxacin-d3, Purity: ≥99% deuterated forms (d1-d3), CAS: 1173147-93-7, 1 mg
An internal standard for the quantification of difloxacin by GC- or LC-MS
Medchemexpress LLC D-Fructose-d4 | 478518-49-9 | 1 MG
D-Fructose-d4 is the deuterium-labeled form of D-Fructose, a naturally occurring monosaccharide found in many plants.
- Can be 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 RTI-55, [<sup>125</sup>I]-, 250µCi (9.25MBq)](https://assets.fishersci.com/TFS-Assets/CCG/product-images/502812379.jpg-250.jpg)
Medchemexpress LLC Dexpramipexole-d3 dihydrochloride | 1432230-09-5 | 287.27 | 1 MG
Dexpramipexole-d3 dihydrochloride is a deuterium-labeled version of Dexpramipexole. It is a neuroprotective agent and a weak non-ergoline dopamine agonist.
- 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 are incorporated into the molecule.
- Potential to affect pharmacokinetic and metabolic profiles.
Medchemexpress LLC 15:0-18:1 DG-d7 | 2097561-14-1 | 99.0% | 587.97 | 1 MG
15:0-18:1 DG-d7 is a deuterium-labeled analog of 15:0-18:1 DG. It is primarily used as a tracer or an internal standard for quantitative analysis. The incorporation of stable heavy isotopes like deuterium into drug molecules is of interest due to its potential impact on the pharmacokinetic and metabolic profiles of drugs.
- Used as a tracer
- Used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
Medchemexpress LLC 1-Undecanol-d23 (Undecyl alcohol-d23) | 349553-88-4 | 195.45 | 50 MG
1-Undecanol-d23 (Undecyl alcohol-d23) is the deuterium-labeled version of 1-Undecanol. It is primarily produced from the degradation of 2-tridecanone by Pseudomonas bacteria found in soil. This compound has been observed to enhance the attraction of Grapholita molesta to sex pheromone traps.
- Can be utilized as a tracer
- Can serve as an internal standard for quantitative analysis using techniques such as NMR, GC-MS, or LC-MS
- Stable heavy isotopes incorporated into drug molecules function as tracers for quantitation during drug development
- Deuteration can influence the pharmacokinetic and metabolic profiles of drugs
Cayman Chemical Bexarotene-d4, Purity: ≥99% deuterated forms (d1-d4), CAS: 2182068-00-2, 1 mg
An internal standard for the quantification of bexarotene by GC- or LC-MS
Medchemexpress LLC Naringenin-d4 | 1192260-78-8 | MFCD34676368 | 99.9% | 276.28 | C15H8D4O5 | 10 MG
Naringenin-d4 is the deuterated (stable isotope-labelled) analogue of the flavanone naringenin, supplied as a solid reference standard for analytical, tracer, and metabolic studies. It is commonly used as an internal standard in mass spectrometry and for pharmacokinetic or mechanistic investigations.
- Deuterium-labelled analogue suitable as an internal standard for LC-MS/MS.
- High chemical purity for reliable quantitative analysis.
- Supplied as a dry powder for convenient handling and storage.
- Available in small package sizes, including 10 mg, for analytical workflows.
- Structural identifiers provided for cheminformatics and method development.
- Stable when stored under recommended conditions for long-term use.
Medchemexpress LLC L-Arginine-15N2 hydrochloride | 204633-92-1 | 212.65 | 5 MG
L-Arginine-15N2 (hydrochloride) is the 15N-labeled L-Arginine (hydrochloride). L-Arginine hydrochloride ((S)-(+)-Arginine hydrochloride) serves as the nitrogen donor for the synthesis of nitric oxide, which is a potent vasodilator that is deficient during sickle cell crises.
- 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 Phenindione-d5 | 70711-53-4 | 99.5% | 5 MG
Phenindione-d5 is deuterium labeled Phenindione, which is an anticoagulant that functions as a Vitamin K antagonist.
- This compound can be used as a tracer.
- This compound can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.