Isotopically Labeled Compounds
Medchemexpress LLC Octacosane-d58 | 16416-33-4 | MFCD00190493 | 99.1% | 453.12 g·mol⁻¹ | C28D58 | 100 MG
Octacosane-d58 is the deuterium-labeled form of octacosane provided as a stable isotope analytical standard for research and analytical applications. It is commonly used as an internal standard in mass spectrometry and for isotope-tracing studies, retaining the chemical properties of octacosane while containing deuterium atoms.
- Deuterium-labeled octacosane for isotope-labeling and tracing studies.
- Intended as an analytical internal standard for mass spectrometry.
- High purity: 99.05% (reported).
- Chemical formula C28D58; molecular weight 453.12 g·mol⁻¹.
- Available as a 100 mg solid package.
- CAS number 16416-33-4 for unambiguous identification.
Cayman Chemical Miltefosine-d4, Purity: ≥99% deuterated forms (d1-d4), 10 mg
An internal standard for the quantification of miltefosine by GC- or LC-MS
Cayman Chemical Miglitol-d4, Purity: ≥99% deuterated forms (d1-d4), 1 mg
An internal standard for the quantification of miglitol by GC- or LC-MS
Cayman Chemical Raloxifene-d4 (hydrochloride), Purity: ≥99% deuterated forms (d1-d4), CAS: 1188263-47-9, 1 mg
An internal standard for the quantification of raloxifene by GC- or LC-MS
Medchemexpress LLC Bisphenol A-d16 | 96210-87-6 | MFCD29073707 | 100.0% | 244.38 g/mol | C15D16O2 | 10 MG
Bisphenol A-d16 is a deuterium-labeled isotopologue of bisphenol A intended for research and analytical applications. It is used as a stable isotope internal standard and tracer in quantitative mass spectrometry and toxicology studies, providing consistent, traceable results for analytical workflows.
- Deuterium-labeled internal standard for quantitative assays.
- High isotopic enrichment for accurate mass spectrometry measurements.
- High chemical purity suitable for analytical use.
- Supplied in a small vial for trace-level standard preparation.
- Useful for isotope dilution and tracer studies.
Medchemexpress LLC Orlistat-d3 | 1356930-46-5 | 1 MG
Orlistat-d3 is a deuterated form of Orlistat, an irreversible inhibitor of pancreatic and gastric lipases and fatty acid synthase (FASN). It is employed in long-term research for obesity due to its anti-atherosclerotic effects, and can also be used as a tracer and internal standard for quantitative analysis.
- Used as a tracer in drug development.
- Functions as an internal standard for quantitative analysis, including by NMR, GC-MS, or LC-MS.
- Deuteration can influence pharmacokinetic and metabolic profiles of drugs.
- Demonstrates anti-atherosclerotic effects.
- Shown to downregulate a repair protein in specific human cell lines during in vitro studies.
- Exhibits improved lipid profiles and increased antioxidant enzymes in in vivo studies.
Medchemexpress LLC Acetylcholine-d4 (bromide) | 93449-31-1 | 98.0% | 10 MG
Acetylcholine-d4 (bromide) is the deuterium-labeled analogue of acetylcholine bromide supplied for research and analytical use. It serves as an isotopically labeled tracer and internal standard for quantitative assays and is provided as a high-purity solid suitable for spectroscopic and mass-spectrometric workflows.
- isotopically labeled internal standard for quantitative analysis
- compatible with NMR, GC-MS, and LC-MS workflows
- high chemical purity (98.0%) for reliable quantitation
- solid, white to off-white appearance for ease of handling
- stable when stored sealed and protected from moisture; in solvent: -80°C (up to 6 months) or -20°C (up to 1 month)
- intended for research use only
Medchemexpress LLC Cinnamic acid-d6 | 91453-04-2 | MFCD01863724 | 99.0% | 154.20 g·mol⁻¹ | C9H2D6O2 | 10 MG
Cinnamic acid-d6 is the deuterium-labeled form of cinnamic acid used as a stable isotope standard and tracer in analytical, mass spectrometry, and biochemical applications. It is reported to show activity in certain cancer cell lines (IC50 ~1-4.5 mM).
- Deuterium-labeled cinnamic acid for isotope tracing and analytical standards.
- High purity 99.0%.
- Molecular weight 154.20 g·mol⁻¹.
- CAS number 91453-04-2.
- Supplied as 10 mg powder.
- Recommended storage: powder at -20°C (3 years) or 4°C (2 years); in solvent at -80°C (6 months) or -20°C (1 month).
Cambridge Isotope Laboratories Alpha-HCH (Alpha-BHC) (unlabeled) 100 ug/mL in nonane 1 2 mL
Alpha-HCH (Alpha-BHC) (unlabeled) 100 ug/mL in nonane 1 2 mL
Medchemexpress LLC Thiabendazole-d4 (2-(4-thiazolyl)benzimidazole-d4) | 1190007-20-5 | 98.9% | 5 MG
Thiabendazole-d4 is a deuterated form of Thiabendazole, an antiseptic, antifungal, and antiparasitic agent intended for research use only. This compound, appearing as a white to off-white solid, can be used as a tracer and an internal standard for quantitative analysis. Deuteration can affect the pharmacokinetic and metabolic profiles of drugs.
- 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 Gemfibrozil-d6 | 1184986-45-5 | 98.7% | 5 MG
Gemfibrozil-d6 is a deuterium-labeled version of Gemfibrozil. Gemfibrozil acts as an activator of PPAR-α and is known as a lipid-lowering agent. It also functions as a nonselective inhibitor of several P450 isoforms, with Ki values for CYP2C9, 2C19, 2C8, and 1A2 reported as 5.8, 24, 69, and 82 μM, respectively.
- Can be used as a tracer
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
- Activator of PPAR-α
- Functions as a lipid-lowering agent
- Nonselective inhibitor of several P450 isoforms
Medchemexpress LLC 1-Chlorooctane-d17 5mg
1-Chlorooctane-d17 is the deuterium labeled 1-Chlorooctane[1]
Medchemexpress LLC 2,6-dibromophenol-d3 | 1219803-14-1 | 5mg
2 6-Dibromophenol-d3 is the deuterium labeled 2 6-Dibromophenol[1] 2 6-Dibromophenol is an endogenous metabolite
Cayman Chemical Fingolimod-d4, Purity: ≥99% deuterated forms (d1-d4), CAS: 1346747-38-3, 1 mg
An internal standard for the quantification of fingolimod by GC- or LC-MS