Isotopically Labeled Compounds
Medchemexpress LLC M-acetylanisole-d4 | 1219798-58-9 | 10mg
NSC 65593-d4 is the deuterium labeled NSC 65593[1]
Cambridge Isotope Laboratories 2 3 3 4 4 5 5 6-OctaBDE (BDE-205) (13C12 99%) 50 ug/mL in nonane 1 2 mL
2 3 3 4 4 5 5 6-OctaBDE (BDE-205) (13C12 99%) 50 ug/mL in nonane 1 2 mL
Cambridge Isotope Laboratories Taurohyodeoxycholic Acid Sodium Salt (2 2 3 3-D4 98%) CP 95% 1 mg
Taurohyodeoxycholic Acid Sodium Salt (2 2 3 3-D4 98%) CP 95% 1 mg
Medchemexpress LLC Heptadecanoic acid-d33 | 352431-41-5 | 303.65 | 5 MG
Heptadecanoic acid-d33 is the deuterium labeled Heptadecanoic acid. Heptadecanoic acid is an odd chain saturated fatty acid (OCS-FA) and is associated with various diseases, including coronary heart disease, prediabetes, type 2 diabetes, and multiple sclerosis.
- 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 D-glucose-d7 | 66034-51-3 | 99.4% | 187.20 g·mol⁻¹ | C6H5D7O6 | 10 MG
D-Glucose-d7 is a deuterium-labeled form of D-glucose used as a stable isotope internal standard and tracer in analytical and metabolic studies. It is supplied as a white to off-white solid with high isotopic enrichment and high purity, suitable for mass spectrometry, metabolic flux analysis, and tracer experiments. Store as a powder at low temperatures for long-term stability.
- Deuterium-labeled glucose for internal standard and tracer applications.
- High isotopic enrichment (98.2%) and high purity (99.44%).
- White to off-white solid suitable for analytical workflows.
- Molecular formula C6H5D7O6; molecular weight 187.20 g·mol⁻¹.
- 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).
Medchemexpress LLC Hexacosanoic acid-d3 | 2692624-17-0 | MFCD34647473 | >98.0% | 399.71 | C26H49D3O2 | 5 MG
Hexacosanoic acid-d3 is a deuterium-labeled stable isotope analogue of hexacosanoic acid used as an analytical standard and tracer in lipidomics and mass spectrometry applications. Supplied as a solid for research use, it provides a reliable internal standard for quantitative analysis.
- Deuterium-labeled internal standard for mass spectrometry
- Molecular formula C26H49D3O2; molecular weight 399.71
- CAS number 2692624-17-0
- High purity (>98%)
- Powder stable at -20°C for multi-year storage
Medchemexpress LLC N-dodecylbenzene-d30 | 352431-29-9 | 98.1% | 276.62 g·mol⁻¹ | C18D30 | 25mg
N-Dodecylbenzene-d30 is the deuterium labeled N-Dodecylbenzene[1]
Medchemexpress LLC Arachidic acid-d39 | 39756-32-6 | 351.77 | 50 MG
Arachidic acid-d39 is the deuterium labeled Arachidic acid. It is a long-chain saturated fatty acid found in human plasma phospholipid, fish, cannabis, and other plant oils. This compound can be used as a tracer or an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Can be used as a tracer.
- Can be 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.
- Deuteration can affect the pharmacokinetic and metabolic profiles of drugs.
Cambridge Isotope Laboratories DL-COTININE (METHYL-D3, 98%), 0.5 G, 110952-70-0
DL-COTININE (METHYL-D3, 98%), 0.5 G, 110952-70-0
Medchemexpress LLC D-(+)-galactose-13C-2 | 478518-56-8 | 99.9% | 181.15 g/mol | C5^13CH12O6 | 10 MG
D-Galactose-13C-2 is D-galactose labeled with a single 13C isotope at the C-2 position. It is supplied as a stable isotope-labeled standard for metabolic tracing, isotope dilution quantification, and mass spectrometry applications; for research use only.
- 13C label at C-2 for metabolic tracing.
- High chemical purity: 99.9%.
- Molecular weight 181.15 g/mol.
- CAS number 478518-56-8.
- Supplied as a 10 mg vial suitable for analytical use.
- Stable isotope standard for quantitative and qualitative assays.
Cambridge Isotope Laboratories 2 2 3 3 4 4 5 5-OctaCB (PCB-194) (13C12 98%) 40 /-2 ug/mL in nonane 1 2 mL
2 2 3 3 4 4 5 5-OctaCB (PCB-194) (13C12 98%) 40 /-2 ug/mL in nonane 1 2 mL
Medchemexpress LLC Prasugrel-d3 | 1127253-02-4 | MFCD09954140 | 98.6% | 376.46 | C20H17D3FNO3S | 10 MG
Prasugrel-d3 is the deuterium-labeled analog of prasugrel used as an internal standard and tracer in quantitative analytical methods. It is supplied as a purified white to off-white solid in small-mass vials suitable for research, method development, and calibration workflows for mass spectrometry and NMR analyses.
- Deuterium-labeled internal standard for quantitative LC-MS, GC-MS, and NMR.
- High chemical purity (98.58%).
- Molecular weight 376.46 and formula C20H17D3FNO3S.
- Supplied in multiple small pack sizes including 10 MG.
- Appropriate for tracer, calibration, and method validation applications.
Medchemexpress LLC Laquinimod-d5 | 1214267-09-0 | MFCD08689859 | 98.3% | C19H12D5ClN2O3 | 10MG
Laquinimod-d5 is a deuterium-labeled stable isotope of laquinimod intended for use as an analytical reference standard. It is primarily applied as an internal standard in mass spectrometry and for ADME/metabolism and quantitative studies where isotopic labeling improves tracking and accuracy. The material is characterized and supplied with supporting analytical data.
- Deuterium-labeled (d5) isotopologue for mass spectrometry internal standards.
- High purity for analytical use (98.3%).
- Suitable for ADME, metabolism, and quantitative analysis.
- Molecular formula C19H12D5ClN2O3; molecular weight 361.83.
- Supplied with certificate of analysis and supporting characterization.
- Facilitates accurate tracing and quantification in bioanalytical workflows.
Medchemexpress LLC Pseudooxynicotine-d4 hydrochloride | 764661-23-6 | MFCD12031608 | 99.0% | 255.18 | C10H12D4Cl2N2O | 5 MG
Pseudooxynicotine-d4 hydrochloride is the deuterium-labeled (d4) analogue of pseudooxynicotine supplied as the hydrochloride salt. It is intended for use as an isotopically labeled reference or internal standard in analytical and mass spectrometry applications. The product is supplied as a powdered material in small milligram pack sizes.
- Deuterium-labeled internal standard for MS quantitation.
- Hydrochloride salt for improved stability and handling.
- High purity: 99.0%.
- Molecular weight 255.18 g/mol; chemical formula C10H12D4Cl2N2O.
- Available in small pack sizes suitable for trace analysis.
- Store sealed at 4°C; in solvent store at -80°C (6 months) or -20°C (1 month).
Medchemexpress LLC Estrone sulfate-d4 sodium | 285979-80-8 | MFCD01075457 | 99.4% | 376.44 g/mol | C18H17D4NaO5S | 5 MG
Estrone sulfate-d4 sodium is a deuterium-labeled (stable isotope) sodium salt of estrone sulfate supplied as an analytical reference standard. It is intended as an internal standard for LC-MS/MS and other mass spectrometry applications, and for pharmacokinetic and metabolic research.
- Deuterium-labeled internal standard for mass spectrometry.
- High purity (99.38%).
- White to off-white solid suitable for analytical handling.
- Available in 1 mg, 5 mg, 10 mg, and 50 mg packages.
- Recommended storage: 4°C sealed; in solvent: -80°C (6 months), -20°C (1 month).