Isotopically Labeled Compounds
Medchemexpress LLC 1-dodecanol-d25 | 160776-83-0 | MFCD00144869 | 99.0% | 211.49 | C12HD25O | 50mg
1-Dodecanol-d25 is the deuterium labeled 1-Dodecanol 1-Dodecanol is an endogenous metabolite
Medchemexpress LLC 2-(methoxy-d3)-4-vinylphenol | 1335436-42-4 | 98.0% | 153.19 | C9H7D3O2 | 1mg
2-(Methoxy-d3)-4-vinylphenol is deuterated labeled 2-(Methoxy)-4-vinylphenol
Medchemexpress LLC Nifursol-15N2,d2 | 1246833-64-6 | 369.21 g/mol | C12H5D2N3^15N2O9 | 1mg
Nifursol-15N2 d2 is the deuterium and 15N-labeled Nifursol (HY-B1703) Nifursol is an orally active veterinary antibiotic Nifursol inhibits Histomonas meleagridis Nifursol prevents histomoniasis in turkeys Nifursol is widely used in studies of Escherichia coli gastroenteritis in Salmonella-infected poultry and aquatic animals[1][2][3]
Medchemexpress LLC 2-mercaptoethanol-d6 | 203645-37-8 | 99.7% | 84.17 | C2D6OS | 25mg
2-Mercaptoethanol-d6 is deuterium labeled 2-Mercaptoethanol[1]
Medchemexpress LLC (R)-praziquantel-d11 | 1399880-38-6 | MFCD00005008 | 99.6% | 322.45 g/mol | C19H13D11N2O2 | 10MG
(R)-Praziquantel-d11 is the deuterium-labeled active enantiomer of praziquantel supplied as a white to off-white solid for research use only. It is intended as an internal standard and tracer for analytical, pharmacokinetic, and metabolic studies, especially in mass spectrometry workflows. Store as a powder at -20°C and handle according to laboratory safety protocols.
- Deuterium-labeled active enantiomer for tracer and internal standard use.
- High chemical purity (>99.5%).
- Suitable for mass spectrometry and pharmacokinetic studies.
- Provided as a solid with specified storage conditions (powder: -20°C).
- Available in small research quantities (1 mg, 5 mg, 10 mg).
Medchemexpress LLC D-leucine-d10 | 271247-12-2 | MFCD01321412 | 99.8% | 141.23 | C6H3D10NO2 | 10mg
D-Leucine-d10 is the deuterium labeled D-Leucine D-Leucine is a more potent anti-seizure agent than L-leucine D-leucine potently terminates seizures even after the onset of seizure activity D-leucine but not L-leucine reduces long-term potentiation but had no effect on basal synaptic transmission in vitro[1]
Medchemexpress LLC 4-Butylaniline-d9 | 1219794-78-1 | 158.29 | C10H6D9N | 10mg
4-Butylaniline-d9 is the deuterium labeled 4-Butylaniline[1]
Medchemexpress LLC Pantoprazole-d8 sodium | >98.0% | 395.42 g/mol | C16H10D8F2N3O4S | 1mg
Pantoprazole-d8 (BY1023-d8) sodium is a deuterium labeled Pantoprazole (HY-17507) Pantoprazole (BY10232) is an orally active and potent proton pump inhibitor (PPI)[1] Pantoprazole a substituted benzimidazole is a potent H /K -ATPase inhibitor with an IC50 of 6 8 M Pantoprazole improves pH stability and has anti-secretory anti-ulcer activities Pantoprazole significantly increased tumor growth delay combined with Doxorubicin (HY-15142)[3][4]
Medchemexpress LLC Acetic acid-1-13C | 1563-79-7 | MFCD00037366 | 100.0% | 61.04 | CH313CO2H | 5g
Acetic acid-1-13C is 13C labeled Acetic acid-1
Medchemexpress LLC Geraniol-d6 (major) | 1660976-93-1 | MFCD00151027 | 95.3% | 160.29 | C10H12D6O | 5mg
Geraniol-d6 (Major) is the deuterated labeled Geraniol (Major) Geraniol is an olefin terpene with oral activity Geraniol inhibits cell proliferation and promotes apoptosis Geraniol has antibacterial antifungal antioxidant anti-inflammatory and antitumor activities Geraniol can be used to study diabetes[1][2][3][4][5]
Medchemexpress LLC Octocrylene-d10 | 2714435-95-5 | 371.54 | C24H17D10NO2 | 1mg
Octocrylene-d10 is the deuterium labeled Octocrylene Octocrylene is an organic ultraviolet (UV) filter which absorbs mainly UVB radiation and short UVA wavelengths[1]
Medchemexpress LLC L-ornithine-d2 hydrochloride | 2483831-42-9 | 99.9% | 170.63 | C5H11D2ClN2O2 | 50 MG
L-Ornithine-d2 hydrochloride is a deuterium-labeled analog of L-ornithine hydrochloride supplied as a white to off-white solid for research use. It is used as a stable isotope tracer or internal standard in quantitative analyses by NMR, GC-MS, and LC-MS and is useful in metabolic and biochemical studies involving the urea cycle and nitrogen disposal.
- Deuterium-labeled tracer for quantitative mass spectrometry and NMR.
- High purity (approximately 99.9%) suitable for analytical standards.
- Molecular formula C5H11D2ClN2O2 and molecular weight 170.63.
- Available in multiple pack sizes to support method development and scale-up.
- Solid form with recommended sealed storage away from moisture and light; solvent storage at -80°C (6 months) or -20°C (1 month).
Medchemexpress LLC Hippuric acid-d2 | 208928-78-3 | MFCD01317354 | 99.8% | 181.18 g·mol⁻1 | C9H7D2NO3 | 10 MG
Hippuric acid-d2 is a deuterium-labeled analogue of hippuric acid used as a stable isotope internal standard for quantitative mass spectrometry and metabolite identification. It provides a predictable mass shift for isotope-dilution assays, supporting accurate quantitation and method development.
- Deuterium-labeled internal standard for LC-MS/MS quantitation.
- Enables isotope-dilution assays with improved accuracy and precision.
- High purity (99.8%) for reliable analytical results.
- Available in small amounts suitable for method development and calibration.
- Solid form, stable under normal laboratory storage conditions.
Medchemexpress LLC 1-bromoheptane-d5 | 1219805-66-9 | >98.0% | 184.13 | C7H10D5Br | 5 MG
1-Bromoheptane-d5 is a deuterium-labeled analogue of 1-bromoheptane supplied for research use as an isotope-labeled reagent. It is intended for analytical and synthetic chemistry applications, including use as an internal standard for mass spectrometry, tracer experiments, and mechanistic studies. Not for human use.
- Deuterium-labeled analogue suitable as an internal standard for mass spectrometry.
- High isotopic enrichment (approximately 99 atom % D) and chemical purity ≥98%.
- Intended for tracer studies, mechanistic investigations, and isotope-labeling reactions.
- Provided as a stable liquid for easy handling in small analytical quantities.
- Recommended storage: -20°C (pure form); -80°C in solvent for extended preservation.
Medchemexpress LLC Fluorene-d8 | 35782-21-9 | 174.27 | C13H2D8 | 10 G
Fluorene-d8 is a deuterium-labeled isotopic standard of fluorene used as an analytical reference in research applications. It has molecular formula C13H2D8, CAS 35782-21-9, and molecular weight 174.27 g/mol. Supplied as a 10 g package; purity and storage instructions are provided in the certificate of analysis.
- Deuterium-labeled internal standard for analytical applications.
- Suitable for mass spectrometry and isotopic tracing experiments.
- Provided in a 10 g package for bulk analytical use.
- Intended for research use only; certificate of analysis contains purity and storage details.
- Compact solid form simplifies handling and long-term storage when stored per CoA guidance.