Isotopically Labeled Compounds
Cambridge Isotope Laboratories NAB (N-nitrosoanabasine) (unlabeled) 2 mg/mL in acetonitrile 1 2 mL
NAB (N-nitrosoanabasine) (unlabeled) 2 mg/mL in acetonitrile 1 2 mL
Cambridge Isotope Laboratories Diazinon (diethyl-D10 98%) 100 ug/mL in nonane 1 2 mL
Diazinon (diethyl-D10 98%) 100 ug/mL in nonane 1 2 mL
Cambridge Isotope Laboratories Ethanolamine (1 1 2 2-D4 98%) 0 1 g
Ethanolamine (1 1 2 2-D4 98%) 0 1 g
Medchemexpress LLC Urea-d3, methyl-d3- | 56683-43-3 | 96.8% | 80.12 g/mol | C2D6N2O | 10 MG
1-Methylureal-d6 is the deuterium-labeled analogue of 1-methylurea, provided as an isotopic reference standard for analytical applications such as mass spectrometry and tracer studies. It offers defined isotopic enrichment to support accurate quantitation and method development.
- Purity 96.8% (HPLC).
- Isotopic enrichment 96.7%.
- Molecular formula C2D6N2O.
- Molecular weight 80.12 g/mol.
- Appearance white to off-white solid.
- Storage: powder -20°C (3 years); in solvent -80°C (6 months), -20°C (1 month).
- Typical pack size 10 mg.
Medchemexpress LLC Posaconazole-d5 | 1217785-83-5 | MFCD11977890 | 99.1% | 705.81 | 5 MG
Posaconazole-d5 is a deuterium-labeled form of Posaconazole. Posaconazole is a broad-spectrum, second-generation, triazole compound with antifungal activity.
- 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 Thymidine-15N2 | 50-89-5 | MFCD01073532 | 244.22 | 1 MG
Thymidine-15N2 is the 15N labeled Thymidine. Thymidine, a specific precursor of deoxyribonucleic acid, is used as a cell synchronizing agent. Thymidine is a DNA synthesis inhibitor that can arrest cell at G1/S boundary, prior to DNA replication.
- 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 Metolazone-d7 | 2714484-71-4 | 99.90% | 1 MG
Metolazone-d7 is deuterium labeled Metolazone, primarily used to treat congestive heart failure and high blood pressure. This compound can be used as a tracer and as an internal standard for quantitative analysis. Deuteration has gained attention because of its potential to affect the pharmacokinetic and metabolic profiles of drugs.
- Used as a tracer
- Functions as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
- Deuterium substitution impacts pharmacokinetics
Medchemexpress LLC FTISADTSK-13C 6,15N2(TFA) | 1091.01 | 1 MG
FTISADTSK-13C6,15N2 TFA is a 13C- and 15N-labeled derivative of FTISADTSK. It serves as an endogenous stable signature peptide from Trastuzumab, monitored by selected reaction monitoring (SRM). Stable heavy isotopes, such as carbon and nitrogen, are incorporated into drug molecules primarily as tracers for quantitation during drug development. This methodology, particularly deuteration, has shown potential in influencing the pharmacokinetic and metabolic profiles of drugs.
- 13C- and 15N-labeled compound.
- Endogenous stable signature peptide.
- Monitored by selected reaction monitoring (SRM).
- Useful as a tracer for quantitation in drug development.
- Incorporation of stable heavy isotopes can affect pharmacokinetic and metabolic profiles.
Medchemexpress LLC 2,3,5,6-tetradeuterio-4-hydroxybenzonitrile | 1025089-21-7 | 123.15 | C7HD4NO | 10mg
4-Cyanophenol-d4 is the deuterium labeled 4-Cyanophenol[1]
Medchemexpress LLC Permethrin-d9 | 52645-53-1 | 98.2% | 1 MG
Permethrin-d9 is a deuterium-labeled version of Permethrin, an insecticide, acaricide, and insect repellent. It functions as a neurotoxin by affecting neuron membranes through prolonging sodium channel activation. This compound is for research use only and can be utilized as a tracer or an internal standard for quantitative analysis.
- Deuterium-labeled Permethrin
- Functions as an insecticide, acaricide, and insect repellent
- Acts as a neurotoxin by prolonging sodium channel activation
- Can be used as a tracer
- Can be used as an internal standard for quantitative analysis (NMR, GC-MS, LC-MS)
- Deuteration can influence pharmacokinetic and metabolic profiles