Isotopically Labeled Compounds
Cambridge Isotope Laboratories DL-3-Hydroxykynurenine (1 2 3-13C3 98% Alpha-amino-15N 98%) CP 95% 1 mg
DL-3-Hydroxykynurenine (1 2 3-13C3 98% Alpha-amino-15N 98%) CP 95% 1 mg
Cambridge Isotope Laboratories N-Palmitoyl-D-sphingosine (ceramide d18 1/16 0) (palmitoyl-U-13C16 99%) CP 95% 0 1 mg
N-Palmitoyl-D-sphingosine (ceramide d18 1/16 0) (palmitoyl-U-13C16 99%) CP 95% 0 1 mg
Cambridge Isotope Laboratories 3 4-Dichloroaniline (13C6 99%) 1 mg
3 4-Dichloroaniline (13C6 99%) 1 mg
Cambridge Isotope Laboratories Uridine H2O (13C9 98% 15N2 96-98%) CP 95% 10 mg
Uridine H2O (13C9 98% 15N2 96-98%) CP 95% 10 mg
Cambridge Isotope Laboratories Dodecamethylcyclohexasiloxane D6 (unlabeled) 100 ug/mL in methanol 1 2 mL
Dodecamethylcyclohexasiloxane D6 (unlabeled) 100 ug/mL in methanol 1 2 mL
Cambridge Isotope Laboratories Ibuprofen (propionic-13C3 99%) 100 ug/mL in acetonitrile 1 2 mL
Ibuprofen (propionic-13C3 99%) 100 ug/mL in acetonitrile 1 2 mL
Medchemexpress LLC Meropenem-d6 | 1217976-95-8 | MFCD13195528 | 98.0% | 389.50 g/mol | C17H19D6N3O5S | 5 MG
Meropenem-d6 is the deuterium-labeled analogue of the carbapenem antibiotic meropenem, provided as a solid analytical standard for use in mass spectrometry. It is intended for research use as an internal standard, quality control material, and for method development and validation in LC-MS/MS workflows.
- Deuterium-labeled internal standard for quantitative LC-MS/MS.
- High purity suitable for analytical workflows.
- Provided in milligram-scale vials for small-batch experiments.
- Supports method development, validation, and quality control.
- Stable isotope labeling enables reliable mass shift for accurate quantitation.
Cayman Chemical Sphingosine d17 1
A naturally-occurring but uncommon form of sphingosine, accounting for approximately 13% of the sphingosine in human skin; can be phosphorylated by sphingosine kinases to produce C17 sphingosine-1-phosphate
Medchemexpress LLC Necrosulfonamide-d4 | 1795144-22-7 | 99.3% | 465.50 | C18H11D4N5O6S2 | 5 MG
Necrosulfonamide-d4 is the deuterium-labeled analogue of necrosulfonamide, a small-molecule inhibitor of MLKL and gasdermin D used in studies of necroptosis and pyroptosis. It is intended for research use as an isotope-labeled reference standard and tracer in biochemical and mass-spectrometry applications.
- Deuterium-labeled analogue for tracer and quantitative MS studies.
- Molecular weight 465.50 g/mol.
- High purity (≈99.3%) suitable for analytical applications.
- Acts as an inhibitor of MLKL and gasdermin D for cell death pathway research.
- Supplied in pre-weighed, small-quantity vials for convenient handling.
- Intended for research use only; not for human or clinical use.
Medchemexpress LLC Celecoxib-d3 | 544686-18-2 | 99.0% | 384.39 | C17H11D3F3N3O2S | 5 MG
Celecoxib-d3 is a deuterium-labeled analytical reference of celecoxib supplied for research and analytical applications. It is intended as an internal standard for quantitative assays, including LC-MS/MS, to improve accuracy and traceability in pharmacokinetic and metabolic studies.
- Deuterium-labeled internal standard for LC-MS/MS quantitation.
- High chemical purity (99.0%) to ensure reliable analytical performance.
- Molecular weight 384.39 and formula C17H11D3F3N3O2S for exact mass calculations.
- Available in small milligram quantities suitable for analytical workflows.
- Provided with supporting documentation such as datasheet, COA, and SDS.
Medchemexpress LLC Adamantane-d16 | 30470-60-1 | 50 MG
Adamantane-d16 is the deuterium-labeled version of Adamantane. Adamantane is a polycyclic cage molecule known for its high symmetry and distinctive properties. It can be incorporated into the lipophilic part of lipid bilayers that form membranes and used as an anchor in the lipid bilayer of liposomes.
- Utilized in research for surface recognition and drug delivery.
- Can be used as a tracer for quantitation during drug development.
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Deuteration has potential to influence the pharmacokinetic and metabolic profiles of drugs.
Cambridge Isotope Laboratories GLYCOURSODEOXYCHOLIC ACID (2,2,4,4-D4, 98%) CHEMICAL PURITY 97%, 10 MG
GLYCOURSODEOXYCHOLIC ACID (2,2,4,4-D4, 98%) CHEMICAL PURITY 97%, 10 MG
Cambridge Isotope Laboratories CORTISONE (2,2,4,6,6,9,12,12-D8, 98%), 1 MG
CORTISONE (2,2,4,6,6,9,12,12-D8, 98%), 1 MG