Isotopically Labeled Compounds
Medchemexpress LLC Amlodipine-d4 | 1185246-14-3 | 98.5% | 5 MG
Amlodipine-d4 is a deuterium labeled Amlodipine. Amlodipine is an antianginal agent and an orally active dihydropyridine calcium channel blocker. It functions by blocking voltage-dependent L-type calcium channels, which inhibits the initial influx of calcium. Amlodipine can be utilized for the research of high blood pressure and cancer.
- 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 Acetylcholine-d16 bromide | 347841-43-4 | 98.6% | 1 MG
Acetylcholine-d16 (bromide) is a deuterium labeled Acetylcholine bromide intended for research use. It serves as a valuable tool for quantitative analysis using techniques like NMR, GC-MS, or LC-MS, where it can act as a tracer or an internal standard.
- Stable heavy isotopes are incorporated into drug molecules
- Used as tracers for quantitation during drug development
- Deuteration can affect pharmacokinetic and metabolic profiles of drugs
Medchemexpress LLC Amisulpride-d5 | 1216626-17-3 | 98.8% | C17H22D5N3O4S | 10MG
Amisulpride-d5 is the deuterium-labeled analogue of amisulpride used as a tracer and internal standard for quantitative analysis by NMR, GC-MS, and LC-MS. Supplied as a high-purity deuterated solid, it is intended for analytical and research applications where accurate quantitation is required.
- Deuterium-labeled internal standard for mass spectrometry and NMR.
- High deuteration purity (≈98.8%) for reliable quantitation.
- Suitable as tracer and internal standard in bioanalytical assays.
- Supplied as a 10 mg solid for small-scale analyses.
- Molecular formula C17H22D5N3O4S; molecular weight 374.51 g/mol.
Medchemexpress LLC Sertindole-d4 | 1794737-42-0 | 98.6% | C24H22D4ClFN4O | 10MG
Sertindole-d4 is the deuterium-labeled analogue of sertindole supplied as a stable-isotope internal standard for analytical workflows. Provided as a sealed powder with high purity and defined storage conditions, it supports accurate quantitation, ADME studies, and metabolite identification by LC-MS.
- Deuterium-labeled analogue for use as an internal standard.
- High purity suitable for analytical applications.
- Suitable for LC-MS quantitation and metabolite identification.
- Provided as a sealed powder for stable storage.
- Specific storage recommendations for long-term stability.
Medchemexpress LLC 5α-cholestane-2,2,3,3,4,4-d6 | 358731-18-7 | MFCD01861631 | >98.0% | C27H42D6 | 10MG
5α-Cholestane-d6 is the deuterium-labeled (d6) analog of 5α-cholestane supplied as an isotope-labeled reference standard for analytical and synthetic applications. It is intended for use as an internal standard in mass spectrometry, for tracer studies, and for synthetic chemistry where a high-purity, isotopically enriched cholestane derivative is required.
- Deuterium-labeled standard (d6) for isotope dilution and tracing.
- High chemical purity (>98.0%) suitable for analytical use.
- Isotopic enrichment approximately 95 atom % D for clear mass shift.
- Molecular formula C27H42D6; molecular weight 378.71.
- Provided in small quantities appropriate for reference and analytical workflows.
Medchemexpress LLC Febuxostat-d7 | 1285539-74-3 | 99.1% | C16H9D7N2O3S | 10MG
Febuxostat-d7 is a deuterium-labeled analogue of febuxostat used as a stable-isotope internal standard for analytical and pharmacokinetic studies. It preserves the febuxostat scaffold and enables mass-differentiated tracer measurements by LC-MS for accurate quantitation.
- Deuterium labeled internal standard for analytical assays.
- Molecular formula C16H9D7N2O3S and molecular weight 323.42.
- High purity (99.06% by HPLC) suitable for quantitative analysis.
- White to off-white solid; store powder at -20°C and solutions at -80°C for long-term stability.
- Intended for research use only; not for human or clinical use.
Medchemexpress LLC Phenothiazine-d8 | 1219803-41-4 | MFCD08705020 | 99.0% | 207.32 | C12HD8NS | 5mg
Phenothiazine-d8 is the deuterium labeled Phenothiazine Phenothiazine is an antibiotic which has insecticidal fungicidal antibacterial and anthelmintic activities Phenothiazine also can be used for the research of neurological diseases[1][2]
Medchemexpress LLC 1 2 4-Triazole-d3 | 43088-92-2 | 25mg
NSC 83128-d3 is the deuterium labeled NSC 83128[1]
American Radiolabeled Chemicals Inc RX 821002 3H 250UC
RX 821002-3H 250uCi in ethanol, 1 mCi/ml, S.A. 40-70 Ci/mmol, M.W. 234.22, Shipped in Dry Ice
Medchemexpress LLC Glycerol tristearate-d105 | 125941-88-0 | 99.6% | 997.13 g·mol⁻¹ | C57H5D105O6 | 5 MG
Tristearin-d105 is the deuterium-labeled form of tristearin, a triglyceride composed of three stearic acid units. Supplied as a high-purity, isotope-labeled standard, it is intended for research use as a tracer or internal standard in quantitative analyses and for formulation studies involving lipid-based delivery systems.
- Deuterium-labeled triglyceride for tracing studies.
- High purity suitable for quantitative NMR, GC-MS, and LC-MS.
- Suitable as an internal standard for mass spectrometry assays.
- Applicable to solid-lipid nanoparticle formulation research.
- Supplied in small, weighed quantities optimized for analytical workflows.
Cayman Chemical SerotonIn-d4hydrochlorIde 5mg
An internal standard for the quantification of serotonin by GC- or LC-MS
Medchemexpress LLC Fingolimod-d4 hydrochloride | 1346604-90-7 | 99.0% | 347.96 g/mol | C19H30D4ClNO2 | 5 MG
Fingolimod-d4 hydrochloride is the deuterium-labeled hydrochloride salt of fingolimod provided for research use. It is supplied as a solid with high chemical and isotopic purity, intended as an internal standard or tracer for analytical, pharmacokinetic, and bioanalytical studies. The compound is soluble in DMSO and is stored sealed away from moisture; solvent storage conditions apply.
American Radiolabeled Chemicals Inc CGP 42112A-125I 5UC
CGP 42112A-125I 5uCi in buffered solution, 0.03 mCi/ml, S.A. 2200 Ci/mmol, M.W. 1176