Isotopically Labeled Compounds
Cambridge Isotope Laboratories ALPHA-KETOISOVALERIC ACID, SODIUM SALT (DIMETHYL-13C2, 99%), 0.5 G
ALPHA-KETOISOVALERIC ACID, SODIUM SALT (DIMETHYL-13C2, 99%), 0.5 G
Cambridge Isotope Laboratories ACETIC ACID (1-13C, 99%), 5 G, 1563-79-7
ACETIC ACID (1-13C, 99%), 5 G, 1563-79-7
Medchemexpress LLC Pirenzepine-d8 dihydrochloride | 2982740-97-4 | 432.37 | 1 MG
Pirenzepine-d8 dihydrochloride is a deuterium-labeled version of Pirenzepine dihydrochloride. It acts as a selective M1 mAChR (muscarinic acetylcholine receptor) antagonist, reducing gastric acid secretion and muscle spasms. This makes it useful in peptic ulcer research and it also shows anti-proliferative activity against cancer cells.
- Deuterium labeled compound.
- 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 for quantitation during drug development.
- Potential to affect pharmacokinetic and metabolic profiles of drugs due to deuteration.
Medchemexpress LLC D-Mannose-13C | 70849-31-9 | 181.15 | 50 MG
D-Mannose-13C is the 13C labeled D-Mannose. D-Mannose is a carbohydrate that plays an important role in human metabolism, especially in the glycosylation of specific proteins.
- Used as a tracer.
- Used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- For research use only.
Medchemexpress LLC D-Fructose-13C2 | 2483736-14-5 | 1 MG
D-Fructose-13C2 is a 13C labeled D-Fructose, which is a naturally occurring monosaccharide found in many plants. This compound is intended for research use only, serving as a tracer and an internal standard for quantitative analysis in various analytical methods.
- Used as a tracer in research applications
- Functions as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
- Incorporates stable heavy isotopes for quantitation during drug development processes
Cayman Chemical Nonadecnoyl-L-carnItIn-d3 25mg
An internal standard for the quantification of nonadecanoyl-L-carnitine
Medchemexpress LLC Phosphate dibasic-d2 (sodium) | 107632-22-4 | MFCD00190433 | 99.0% | 142.97 | DNa2O4P | 100mg
Phosphate dibasic-d2 (sodium) is the deuterium labeled Sodium phosphate dibasic[1]
Medchemexpress LLC Anabaseine-d4 1mg | 1020719-05-4 | 164.24 g/mol | C10H8D4N2 | 1 MG
Anabaseine-d4 is the deuterium-labeled (d4) analogue of anabaseine provided as a research-grade isotope-labeled standard for analytical and tracer applications. It is intended for non-clinical laboratory use, including mass spectrometry quantitation, metabolic tracing, and analytical method development.
- Deuterium-labeled (d4) analogue for use as an internal standard.
- Intended for research use only; not for human or clinical use.
- Suitable for mass spectrometry and analytical method development.
- Provided as a 1 mg pack for small-scale experiments and standards.
- Chemical formula C10H8D4N2; molecular weight 164.24 g/mol.
Medchemexpress LLC Flucytosine-13C,15N2 | 1216616-31-7 | 98.1% | 1 MG
Flucytosine-13C,15N2 is a 13C- and 15N-labeled derivative of Flucytosine, primarily for research use only. It serves as a tracer or an internal standard for quantitative analysis. The incorporation of stable heavy isotopes into drug molecules aids in quantitation during drug development, with deuteration specifically impacting pharmacokinetic and metabolic profiles.
- Used as a tracer
- Functions as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
- Incorporates stable heavy isotopes into drug molecules for quantitation
- Deuteration can affect pharmacokinetic and metabolic profiles of drugs
Medchemexpress LLC Fluorene-d10 | 81103-79-9 | MFCD00144313 | 98.0% | 176.29 g/mol | C13D10 | 50 MG
Fluorene-d10 is the deuterium-labeled isotopologue of fluorene supplied as a research-grade analytical standard. It is used in mass spectrometry, tracer studies, and as a labeled precursor in synthetic chemistry. The material is a white to off-white solid with high isotopic enrichment and is intended for research use only.
- Deuterium-labeled fluorene for tracer and analytical work.
- High purity: 98.0% (HPLC).
- Molecular formula C13D10; molecular weight 176.29 g/mol.
- White to off-white solid; soluble in DMSO and ethanol.
- Store at -20°C and protect from light.
- Intended for research use only.
Medchemexpress LLC Cysteamine-d4 hydrochloride | 1219805-04-5 | MFCD08704995 | 99.0% | 117.63 | C2H4D4ClNS | 10 MG
Cysteamine-d4 hydrochloride is the deuterium-labeled hydrochloride salt of cysteamine provided as a research-grade isotopically labeled reagent for analytical and biochemical studies. It is designed for use where deuterium labeling improves detection, quantification, or tracing in laboratory methods.
- Deuterium-labeled analog for isotope tracing and internal standards.
- High purity suitable for analytical applications.
- Defined molecular weight and formula for accurate mass calculations.
- Applicable to mass spectrometry, metabolic profiling, and mechanistic studies.
- Available in small research pack sizes for method development and validation.
Medchemexpress LLC Proline-2,3,3,4,4,5,5-d7 | 65807-21-8 | 98.0% | 122.17 | 250 MG
DL-Proline-d7 is a deuterium labeled biochemical reagent suitable for life science research. It is used as a biological material or organic compound, and is not for patient use. Deuteration, the incorporation of stable heavy isotopes, has potential to affect 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.