Isotopically Labeled Compounds
Medchemexpress LLC Methyl-warfarin-d3 | 38063-51-3 | 98.0% | 325.37 g·mol⁻1 | C20H15D3O4 | 10 MG
Methyl-warfarin-d3 is a deuterium-labeled methylated analog of warfarin provided as a research-use-only stable isotope reference standard for analytical and method-development applications.
- Deuterium-labeled methyl analog useful as an internal standard.
- High purity suitable for analytical use (≈98.0%).
- Molecular formula C20H15D3O4; molecular weight ~325.37 g·mol⁻1.
- Intended applications: LC-MS, GC-MS, NMR, and method development.
- Supplied as a 10 mg solid for laboratory use (research use only).
Medchemexpress LLC Nonanoic acid-d3 | 134646-27-8 | 10 MG
Nonanoic acid-d3 is the deuterium-labeled Nonanoic acid, a naturally occurring saturated fatty acid with nine carbon atoms. It significantly reduces bacterial translocation, enhances antibacterial activity, and increases the secretion of porcine β-defensins 1 (pBD-1) and pBD-2.
- Used as a tracer
- Used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
Medchemexpress LLC 2'-Deoxycytidine-13C9,15N3 | 1987883-22-6 | 99.0% | 1 MG
2'-Deoxycytidine-13C9,15N3 is a 13C and 15N-labeled 2'-Deoxycytidine. This deoxyribonucleoside can inhibit the biological effects of Bromodeoxyuridine (Brdu) and is intended for research use only.
- 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 6-((6,7-Bis(methoxy-d3)quinazolin-4-yl)oxy)-N,2-dimethylbenzofuran-3-carboxamide | 2978508-76-6 | 99.5% | 399.43 | 1 MG
Fruquintinib-d6 is a deuterium-labeled analog of Fruquintinib, a selective and potent oral inhibitor of VEGFR-1, -2, and -3. This product is intended for research use only and has not been fully validated for medical applications. It is supplied as a white to off-white solid powder and should be handled by suitably qualified experienced scientists in appropriately equipped and authorized facilities. This product is classified as hazardous with several precautionary statements.
- Harmful if swallowed
- Causes skin irritation
- Causes serious eye irritation
- May cause respiratory irritation
- Stable under recommended storage conditions
![Cambridge Isotope Laboratories GLYCAN-N11-13C-GAL8,8' ([GALACTOSE-13C6, 99%]2)*, 500 PMOL](https://assets.fishersci.com/TFS-Assets/CCG/product-images/VN00015402-CIL-LOGO.JPG-250.jpg){kind=logo}
Cambridge Isotope Laboratories GLYCAN-N11-13C-GAL8,8' ([GALACTOSE-13C6, 99%]2)*, 500 PMOL
GLYCAN-N11-13C-GAL8,8' ([GALACTOSE-13C6, 99%]2)*, 500 PMOL
Medchemexpress LLC Acetoacetyl-CoA sodium hydrate | 1420-36-6 | 1 MG
Acetoacetyl-CoA sodium hydrate is a crucial precursor of HMG-CoA in the mevalonate pathway and is essential for cholesterol biosynthesis. It is formed through the catalysis of two acetyl-CoA molecules by acetoacetyl-CoA thiolase, acting as an intermediate in the biological breakdown and synthesis of fatty acids.
- Precursor of HMG-CoA in the mevalonate pathway.
- Essential for cholesterol biosynthesis.
- Intermediate in the biological breakdown and synthesis of fatty acids.
- Formed by the enzyme acetoacetyl-CoA thiolase.
Medchemexpress LLC Deruxtecan-d5 | 1599440-13-7 | 98.4% | 1039.08 | 1 MG
Deruxtecan-d5 is a deuterium-labeled version of Deruxtecan. It is an ADC (Antibody-Drug Conjugate) drug-linker conjugate composed of a DX-8951 derivative (DXd) and a maleimide-GGFG peptide linker, used for synthesizing DS-8201 and U3-1402.
- Used as a tracer
- Used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
Medchemexpress LLC Octanal-d16 | 1219794-66-7 | 5 MG
Octanal-d16 is a deuterium-labeled octanal, a fragrant aldehyde known for its antioxidant and antibacterial properties. It has shown antifungal effects against *G. citri-aurantii* by disrupting cell membrane integrity and causing cellular component leakage. Furthermore, Octanal exhibits cytotoxicity towards HeLa cells, with an IC50 value of 3.5 μg/mL.
- 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 have the potential to affect the pharmacokinetic and metabolic profiles of drugs
Cambridge Isotope Laboratories GLYCAN-O25-13C-GAL4 (GALACTOSE-13C6, 99%), 500 PMOL
GLYCAN-O25-13C-GAL4 (GALACTOSE-13C6, 99%), 500 PMOL
Cambridge Isotope Laboratories GLYCINE (1,2-13C2,97- 99%), 5 G, 67836-01-5
GLYCINE (1,2-13C2,97- 99%), 5 G, 67836-01-5
Medchemexpress LLC 2-pyrrolidinone, 1-methyl-5-(3-pyridinyl-2,4,5,6-d4) | 350818-68-7 | 99.6% | 25 MG
(Rac)-Cotinine-d4 is the deuterium labeled (Rac)-Cotinine. It is for research use only and not sold to patients. This compound is used as a tracer and as an internal standard for quantitative analysis. Deuteration, which incorporates stable heavy isotopes into drug molecules, can affect 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
- Deuteration can impact the pharmacokinetic and metabolic profiles of pharmaceuticals
Medchemexpress LLC Pimeloyl-CoA | 18907-20-5 | 96.9% | C28H46N7O19P3S | 25 MG
Pimeloyl-CoA | 18907-20-5 | 96.9% | C28H46N7O19P3S | 25 MG
Medchemexpress LLC (Rac)-Atropine-d3 | 1276197-36-4 | 99.1% | 1 MG
(Rac)-Atropine-d3 is the deuterium labeled (Rac)-Atropine. It can be used as a tracer and as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS. Stable heavy isotopes of hydrogen, carbon, and other elements have been incorporated into drug molecules, largely as tracers for quantitation during the drug development process. Deuteration has gained attention because of its potential to affect 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
- Stable heavy isotope incorporated into drug molecules
- Deuteration can affect pharmacokinetic and metabolic profiles of drugs
Medchemexpress LLC L-ornithine-d7 hydrochloride | 2483831-57-6 | 99.6% | 175.67 g/mol | C5H6D7ClN2O2 | 100 MG
L-Ornithine-d7 hydrochloride is the deuterium-labeled form of L-ornithine hydrochloride used as an isotopically labeled standard or tracer in analytical and biochemical workflows. It provides a mass-shifted analogue for accurate quantitation and tracer studies in mass spectrometry.