Isotopically Labeled Compounds
Medchemexpress LLC D-erythro-neopterin-13C5 | 1217632-04-6 | 97.5% | 258.18 g·mol⁻¹ | C9H11N5O4 (13C5) | 1 MG
Neopterin-13C5 is a 13C5 isotopically labeled form of D-erythro-neopterin supplied for research use as an internal standard or tracer in quantitative mass spectrometry and metabolic studies. It is provided as a small, solid quantity suitable for analytical workflows.
- Isotopically labeled (13C5) internal standard for mass spectrometry.
- Suitable as a tracer in metabolic and pharmacokinetic studies.
- Reported high purity (~97.5%).
- Molecular weight 258.18 g·mol⁻¹ for accurate mass calibration.
- Supplied in small milligram quantities for analytical assays.
- For research use only; not for human or therapeutic use.
Medchemexpress LLC Guanidinoacetic acid-d2 | 1173020-63-7 | 99.9% | 119.12 g/mol | C3H5D2N3O2 | 50 MG
Glycocyamine-d2 (guanidinoacetic acid-d2) is a deuterium-labeled isotopologue of glycocyamine supplied as a high-purity reference standard for analytical, tracer, and metabolic studies. It is intended for use in mass spectrometry, NMR, and metabolic pathway investigations where isotopic labeling improves quantitation and identification.
- Deuterium-labeled (d2) isotopologue suitable for tracer and metabolism studies.
- High purity (99.9%) for consistent analytical performance.
- Molecular formula C3H5D2N3O2; molecular weight 119.12 g/mol.
- Available in milligram pack sizes for standards and method development.
- Applicable to mass spectrometry and NMR workflows for accurate quantitation.
Medchemexpress LLC Acetic acid-1-13C | 1563-79-7 | MFCD00037366 | 100.0% | 61.04 g/mol | CH3 13CO2H | 100mg
Acetic acid-1-13C is 13C labeled Acetic acid-1
Medchemexpress LLC Bezafibrate-d6 | 1219802-74-0 | 98.9% | 1 MG
Bezafibrate-d6 is the deuterium labeled Bezafibrate. Bezafibrate is an agonist of PPAR, with EC50s of 50 μM, 60 μM, and 20 μM for human PPARα, PPARγ, and PPARδ respectively, and 90 μM, 55 μM, and 110 μM for murine PPARα, PPARγ, and PPARδ respectively. It is used as a hypolipidemic agent.
- Used as a tracer
- Used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
Medchemexpress LLC Tryptamine-d4 hydrochloride | 340257-60-5 | 99.53% | 1 MG
Tryptamine-d4 (hydrochloride) is the deuterium labeled Tryptamine hydrochloride. Tryptamine hydrochloride, a monoamine alkaloid, similar to other trace amines, is believed to play a role as a neuromodulator or neurotransmitter.
- This compound can be used as a tracer.
- This compound can be used 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.
Medchemexpress LLC 1-hexanol-d5 | 64118-18-9 | >98.0% | 107.21 g/mol | C6H9D5O | 5 MG
1-Hexanol-d5 is the deuterium-labeled analogue of 1-hexanol supplied as a liquid stable isotope reagent for analytical and tracer applications. It is commonly used as an internal standard in mass spectrometry, quantitative analyses, and metabolic tracing where deuterium labeling improves selectivity and detection.
- Deuterium-labeled internal standard for mass spectrometry.
- High isotopic enrichment for reliable tracer and quantitation.
- Liquid physical form suitable for solution preparation.
- Stable under recommended storage conditions for long-term use.
- Available in small, pre-weighed pack sizes for analytical workflows.
Medchemexpress LLC 1-octanol-d2 | 78510-02-8 | 99.0% | 132.24 g/mol | C8H16D2O | 50 MG
1-Octanol-d2 is the deuterium-labeled analogue of 1-octanol provided as a small-pack stable-isotope reagent for analytical and research use. It serves as an internal standard or tracer in quantitative workflows and studies requiring isotopic labelling, and is suitable for NMR, GC-MS, and LC-MS applications.
- Deuterium-labeled standard for analytical quantitation.
- High isotopic enrichment (99.0%) for reliable mass shifts.
- Compact 50 mg pack convenient for trace-level analyses.
- Suitable as tracer and internal standard in NMR, GC-MS, and LC-MS.
- Molecular weight 132.24 g/mol and formula C8H16D2O.
Medchemexpress LLC L-Carnitine-d9 chloride | 2687961-04-0 | 99.0% | 5 MG
L-Carnitine-d9 chloride is a deuterium-labeled L-Carnitine chloride. This highly polar, small zwitterion serves as an essential co-factor for the mitochondrial β-oxidation pathway, facilitating the transport of long-chain fatty acyl-CoAs into mitochondria for degradation. It also functions as an antioxidant and can alleviate metabolic imbalances in various inborn errors of metabolism.
- Can be used as a tracer.
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Deuteration offers potential to influence pharmacokinetic and metabolic profiles of drugs.
Medchemexpress LLC Piperacillin-d5 | 59702-31-7 | 98.2% | 100 UG
Piperacillin-d5 is a deuterium-labeled version of Piperacillin, a semisynthetic penicillin with broad-spectrum activity against Gram-positive and Gram-negative aerobic and anaerobic bacteria. It demonstrates greater activity against β-lactamase-producing organisms compared to other penicillins.
- Can be used as a tracer.
- Functions as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Appearance: solid, white to off-white.
- Molecular weight: 522.59.
- Chemical formula: C23H22D5N5O7S.
Medchemexpress LLC Triamterene-d5 | 1189922-23-3 | 99.8% | 5 MG
Triamterene-d5 is a deuterium labeled variant of Triamterene. It functions as a mild diuretic by blocking the epithelial Na+ channel (ENaC) in a voltage-dependent manner and is also an inhibitor of the TGR5 receptor. This compound can be used as a tracer or an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Blocks epithelial Na+ channel (ENaC) in a voltage-dependent manner
- Functions as a mild diuretic
- Inhibitor of the TGR5 receptor
- 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 Metronidazole-d3 | 83413-09-6 | 99.0% | 174.17 g·mol^-1 | C6H6D3N3O3 | 10 MG
Metronidazole-d3 is the deuterium-labeled analogue of metronidazole supplied for laboratory research use. It is intended for use as a tracer or internal standard in analytical assays and is provided with supporting technical and safety documentation.
- Deuterium-labeled metronidazole for tracer and analytical use.
- High purity (~99.0%) suitable for mass spectrometry internal standard.
- Supplied in small, research-scale quantities for laboratory use only.
- Includes a data sheet and safety data sheet for handling and storage guidance.
- Appropriate for method development, validation, and quantitative assays.
Cambridge Isotope Laboratories Dimethyl Sulfoxide-D6 (D, 99.9%), 2206-27-1, Mfcd00002090, 10X1 G
Dimethyl Sulfoxide-D6 (D, 99.9%), 2206-27-1, Mfcd00002090, 10X1 G
Cambridge Isotope Laboratories PALMITIC ACID (D31, 98%), 1 G, 39756-30-4
PALMITIC ACID (D31, 98%), 1 G, 39756-30-4
