Isotopically Labeled Compounds
Medchemexpress LLC (R)-STU104-d6 | 3063042-81-6 | 99.9% | 304.37 g/mol | C18H12D6O4 | 10 MG
(R)-STU104-d6 is the deuterium-labeled (d6) analog of (R)-STU104, a TAK1-MKK3 protein-protein interaction inhibitor. Supplied as a 10 mg solid research reagent (CAS 3063042-81-6), it has molecular formula C18H12D6O4 and molecular weight 304.37 g/mol. The material is characterized for analytical use and supplied with supporting documentation.
- Deuterium-labeled (d6) analog suitable as an isotopic tracer or internal standard.
- Targets TAK1-MKK3 protein-protein interaction for mechanistic studies.
- High assay purity (reported 99.9% by LCMS).
- Molecular formula C18H12D6O4 and molecular weight 304.37 g/mol.
- Supplied as a 10 mg solid, convenient for analytical and small-scale studies.
- Provided with certificate of analysis and safety data sheet for traceability.
![Cambridge Isotope Laboratories GLYCAN-N15-13C-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-N15-13C-GAL8,8' ([GALACTOSE-13C6, 99%]2)*, 500 PMOL
GLYCAN-N15-13C-GAL8,8' ([GALACTOSE-13C6, 99%]2)*, 500 PMOL
Medchemexpress LLC Terazosin-d8 | 1006718-20-2 | 99.2% | 1 MG
Terazosin-d8 is a deuterium labeled version of Terazosin, a quinazoline derivative and a competitive, orally active α1-adrenoceptor antagonist. It functions by relaxing blood vessels and opening the bladder, showing potential for treating benign prostatic hyperplasia (BPH) and high blood pressure. Deuteration can affect the pharmacokinetic and metabolic profiles of drugs.
- Used as a tracer
- Functions as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
- Competitive and orally active α1-adrenoceptor antagonist
- Relaxing blood vessels and opening the bladder
- Potential for benign prostatic hyperplasia (BPH) and high blood pressure treatment
Cayman Chemical ProstaglndIn E2-d4 500ug
An internal standard for the quantification of PGE2 by GC- or LC-MS
Medchemexpress LLC Methyl nicotinate-d4 | 345909-99-1 | MFCD01074082 | 99.5% | 141.16 g·mol-1 | C7H3D4NO2 | 10 MG
Methyl nicotinate-d4 is a deuterium-labeled analogue of methyl nicotinate supplied for research and analytical applications. It is provided as a high-purity solid intended for use as a tracer or internal standard in mass spectrometry and quantitative assays.
- High isotopic enrichment and reported purity of 99.5%.
- Molecular formula C7H3D4NO2; molecular weight ~141.16 g·mol-1.
- Available in small mass pack sizes tailored for analytical workflows.
- Solid appearance with recommended cold storage to maintain stability.
- Intended for research use and analytical applications.
Medchemexpress LLC Squalane-d62 | 16514-83-3 | 5 MG
Squalane-d62 is the deuterium labeled Squalane, a saturated derivative of Squalene found in certain fish and vegetable oils. It exhibits anticancer, antioxidant, skin hydrating, and emollient activities. Deuteration, incorporating stable heavy isotopes of hydrogen, carbon, and other elements, has gained attention for 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 isotopes are incorporated into drug molecules as tracers for quantitation during drug development.
Medchemexpress LLC D-Fructose-13C2 | 2483736-14-5 | 50 MG
D-Fructose-13C2 is the 13C labeled D-Fructose, a naturally occurring monosaccharide found in many plants. Intended for research use only, this compound serves as a tracer and an internal standard for quantitative analysis.
- 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 Rivastigmine-d4 tartrate | 129101-54-8 | 404.45 | C18H24D4N2O8 | 1 MG
Rivastigmine-d4 tartrate is a deuterium-labeled analog of rivastigmine tartrate supplied for research use. It is a cholinesterase inhibitor used in studies of neurodegenerative diseases and is suitable as an isotopic internal standard or tracer in analytical and pharmacokinetic workflows.
- Deuterium-labeled for use as an internal standard and tracer in analytical studies.
- Used to study cholinesterase inhibition relevant to Alzheimer's and Parkinson's research.
- Blood-brain barrier permeable analog appropriate for in vitro and in vivo models.
- High solubility in water (approx. 50 mg/mL) facilitates stock solution preparation.
- Provided in a small pack size suitable for discovery and analytical workflows.
- For research use only; not for human or clinical use.
Medchemexpress LLC Ethephon-d4 | 1020719-29-2 | >98.0% | 148.52 g/mol | C2H2D4ClO3P | 5 MG
Ethephon-d4 is the deuterium-labeled analogue of ethephon supplied as a stable-isotope reference material for tracer and quantitative analytical applications. It is provided as a white to off-white solid suitable for use as an internal standard in laboratory workflows, with storage and handling recommendations for low-temperature, sealed conditions.
- Deuterium-labeled internal standard for quantitative analysis.
- Suitable for NMR, GC-MS, and LC-MS methods.
- White to off-white solid, easy to handle.
- High isotopic enrichment and chemical purity (>98.0%).
- Supplied in pre-weighed milligram quantities for analytical use.
Medchemexpress LLC 1,1,2,2-tetradeuterio-2-(2-methyl-5-nitroimidazol-1-yl)ethanol | 1261392-47-5 | 98.25% | 5 MG
Metronidazole-d4 is a deuterium labeled form of metronidazole, a nitroimidazole antibiotic medication used primarily for anaerobic bacteria and protozoa. This product is for research use only and has not been fully validated for medical applications.
- Deuterium labeled metronidazole
- Can be used as a tracer
- Serves as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
- Incorporates stable heavy isotopes into drug molecules for quantitation during drug development
- Deuteration may affect pharmacokinetic and metabolic profiles of drugs
Medchemexpress LLC Atorvastatin-d5 hemicalcium | 222412-82-0 | 99.0% | 1 MG
Atorvastatin-d5 hemicalcium | 222412-82-0 | 99.0% | 1 MG
Medchemexpress LLC Ethylvanillin-d5 | 1335401-74-5 | 1 MG
Ethylvanillin-d5 is a deuterium-labeled Ethylvanillin. 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.
- Deuterium-labeled compound
- Useful as a tracer for quantitation in drug development
- Potential to affect pharmacokinetic profiles of drugs
- Potential to affect metabolic profiles of drugs
Medchemexpress LLC Tizoxanide-d4 | 1246817-56-0 | 99.8% | 1 MG
Tizoxanide-d4 is the deuterium labeled form of Tizoxanide, which is the active metabolite of Nitazoxanide. This thiazolide anti-infective compound is effective against anaerobic bacteria, protozoa, and various viruses, including anti-HIV-1 activities. It is intended for research use only and can be used as a tracer or an internal standard for quantitative analysis.
- Deuterium labeled compound
- Active metabolite of Nitazoxanide
- Effective against anaerobic bacteria, protozoa, and various viruses
- Can be used as a tracer or internal standard
- Useful for quantitative analysis by methods like NMR, GC-MS, or LC-MS
Cayman Chemical CytIdIn-d2 500ug
An internal standard for the quantification of cytidine by GC- or LC-MS
Medchemexpress LLC Exatecan-d5 mesylate | 2819276-88-3 | 99.8% | 536.58 | 25 MG
Exatecan-d5 (DX8951f-d5) mesylate is deuterium labeled Exatecan mesylate (HY-13631A). Exatecan mesylate is a DNA topoisomerase I inhibitor, with an IC50 of 2.2 μM (0.975 μg/mL). It can be used in cancer research.
- Can be used as a tracer.
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.