Isotopically Labeled Compounds
Medchemexpress LLC Succinimide-15N | 32807-36-6 | 99.0% | 100.08 | 5 MG
Succinimide-15N is a 15N labeled succinimide that rapidly hydrolyzes into aspartic acid during reduction/alkylation processes. This compound is utilized in the development of antiepileptic agents. It can also serve as a tracer and as an internal standard for quantitative analysis by techniques such as NMR, GC-MS, or LC-MS.
- Can be used as a tracer
- Functions as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
- Supports the development of antiepileptic agents
- Incorporates stable heavy isotopes into drug molecules for quantification during drug development
Medchemexpress LLC Artemether-d3 | 93787-85-0 | 301.39 | 1 MG
Artemether-d3 is a deuterium-labeled version of Artemether, an antimalarial drug used to treat resistant strains of falciparum malaria. Deuteration, the incorporation of stable heavy isotopes of hydrogen, carbon, and other elements into drug molecules, is largely used as tracers for quantitation during drug development and has the potential to influence the pharmacokinetic and metabolic profiles of drugs.
- Application as a tracer.
- Internal standard for quantitative analysis.
- High purity.
- Stable isotope.
Cayman Chemical LIgnocerIc AcId-d47 10mg
An internal standard for the quantification of lignoceric acid by GC- or LC-MS
Medchemexpress LLC D-(+)-glucose-d12-1 | 89798-27-6 | 99.4% | 192.23 g/mol | C6D12O6 | 10 MG
D-Glucose-d12-1 is a deuterium-labeled form of D-glucose (C6D12O6) intended for use as an isotopic tracer and as a quantitative internal standard in analytical methods. It is supplied as a high-purity crystalline powder for laboratory research and analytical workflows.
- Uniformly deuterated glucose (C6D12O6).
- High purity: 99.4%.
- Used as tracer and internal standard for NMR, GC-MS, and LC-MS.
- Supplied as a stable crystalline powder suitable for analytical preparation.
- Recommended storage: powder at -20°C for long-term stability.
Medchemexpress LLC Nadolol-d9 | 94513-92-5 | MFCD00049405 | 97.0% | 5 MG
Nadolol-d9 is a deuterium labeled Nadolol, functioning as a non-selective and orally active β-adrenergic receptors blocker. It is intended for research use only.
- Used as a tracer
- Functions as an internal standard for quantitative analysis
- Supports NMR, GC-MS, or LC-MS applications
Cayman Chemical StavudIn-13C-d3 500ug
An internal standard for the quantification of stavudine by GC- or LC-MS
Medchemexpress LLC Lenvatinib-d4 | 2264050-65-7 | 99.6% | 430.88 | 100 MG
Lenvatinib-d4 is a deuterium-labeled version of Lenvatinib. Lenvatinib (E7080) is an oral, multi-targeted tyrosine kinase inhibitor that inhibits VEGFR1-3, FGFR1-4, PDGFR, KIT, and RET, demonstrating potent antitumor activities. Stable heavy isotopes like deuterium are incorporated into drug molecules, primarily as tracers for quantitation during drug development. Deuteration can also impact the pharmacokinetic and metabolic profiles of drugs.
- Used as a tracer.
- Used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Inhibits VEGFR1-3, FGFR1-4, PDGFR, KIT, and RET.
Medchemexpress LLC Quinolinic acid-d3 | 138946-42-6 | MFCD13189065 | 99.9% | 170.14 | C7H2D3NO4 | 5 MG
Quinolinic acid-d3 is the deuterium-labeled analogue of quinolinic acid provided as a high-purity stable isotope reference for biochemical and analytical research. It is intended for use as an internal standard, tracer, or reference in LC-MS, metabolic studies, and method development; supplied as a powder with specified solubility and storage recommendations.
- High isotopic labeling for accurate quantitation.
- High purity suitable for analytical applications.
- Suitable as an internal standard and tracer in metabolic and LC-MS methods.
- Soluble in DMSO and water with ultrasonic assistance.
- Stable when stored under recommended powder and solvent conditions.
- For research use only; not for human or veterinary use.
Medchemexpress LLC D-Fructose-4-13C | 84270-09-7 | 100 MG
D-Fructose-4-13C is the 13C labeled D-Fructose, a naturally occurring monosaccharide found in many plants. It is intended for research use only. This compound can be used as a tracer and as 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
Cambridge Isotope Laboratories N,N-DIMETHYLACETAMIDE (D9, 99%), 5 G, 16727-10-9
N,N-DIMETHYLACETAMIDE (D9, 99%), 5 G, 16727-10-9
Medchemexpress LLC Pyraclostrobin-d6 | 99.9% | 393.85 g/mol | C19H12D6ClN3O4 | 1 MG
Pyraclostrobin-d6 is the deuterium-labeled isotopologue of the fungicide pyraclostrobin, supplied as a high-purity research standard for analytical and tracer applications. It is intended for use as an internal standard in mass spectrometry, quantitative analysis, and metabolic tracing studies.
- Deuterium-labeled internal standard for pyraclostrobin.
- High purity: 99.9%.
- Chemical formula C19H12D6ClN3O4; molecular weight 393.85 g/mol.
- Supplied as a 1 mg powder for analytical use.
- Storage guidance: powder -20°C (3 years) or 4°C (2 years); in solvent -80°C (6 months) or -20°C (1 month).
Cayman Chemical StearIc AcId-d4 50mg
An internal standard for the quantification of stearicacid by GC- or LC-MS
Medchemexpress LLC D-phenylalanine-d5 | 362049-55-6 | MFCD01861577 | 99.9% | 170.22 | C9H6D5NO2 | 5mg
D-Phenylalanine-d5 is the deuterium labeled D-Phenylalanine D-Phenylalanine is the synthetic dextro isomer of phenylalanine D-Phenylalanine inhibits biofilm development of Pseudoalteromonas sp SC2014[1]
Avanti Polar Lipids LATHOSTEROL-D7 (POWDER) 1MG
5α-Cholest-7-en-3ß-ol (25,26,26,26,27,27,27-d7) (powder) 1mg
BioVendor, LLC 1,25(OH)2 Vitamin D Extraction Cartridges (42 ct.)
Silica Extraction Cartridges for 1,25(OH)2 Vitamin D Total ELISA (42 ct.) For use with cat. no. RIS021R. Due to low levels and presence of similar metabolites, 1,25(OH)2 Vitamin D measurement requires extraction and separation by chromatography.