Isotopically Labeled Compounds
Cayman Chemical Abacavr-d4 1mg
An internal standard for the quantification of abacavir by GC- or LC-MS
Avanti Polar Lipids 18:2 CARDIOLIPIN-D5 1MG
1',3'-bis[1,2-dilinoleoyl-sn-glycero-3-phospho]-glycerol-d5 (ammonium salt)
Medchemexpress LLC Creatinine-d3 | 143827-20-7 | MFCD00190410 | 99.9% | 116.14 | C4H4D3N3O | 10 MG
Creatinine-d3 is a deuterium-labeled form of creatinine used as a tracer and internal standard for quantitative analysis by NMR, GC-MS, and LC-MS. It has molecular formula C4H4D3N3O and a molecular weight of 116.14 g/mol. For research use only.
- Deuterated internal standard for accurate quantitation.
- High isotopic and chemical purity (99.9% by LCMS) for reliable results.
- Compatible with NMR, GC-MS, and LC-MS analytical methods.
- Available in small research pack sizes to support analytical workflows.
Medchemexpress LLC Thiabendazole-d4 | 1190007-20-5 | 98.8% | 205.27 g/mol | C10H3D4N3S | 10 MG
Thiabendazole-d4 is the deuterated isotopologue of thiabendazole, supplied as a solid stable isotope-labeled reference material for analytical and research use. It is formulated for use as an internal standard and reference in mass spectrometry and quantitative assays.
- Deuterated internal standard for mass spectrometry and quantitative assays.
- High chemical purity (98.84%) for reliable analytical performance.
- White to off-white solid, suitable for handling and weighing.
- Available in small, accurately weighed sizes for reference and calibration.
- Powder stable at -20°C for long-term storage; solvent stability is limited and should follow recommended conditions.
Cayman Chemical IloperIdon-d3 25mg
An internal standard for the quantification of iloperidone by GC- or LC-MS
Medchemexpress LLC Dihydrolanosterol-d7 | 2260669-12-1 | 99.0% | 1 MG
Dihydrolanosterol-d7 is a deuterium-labeled analogue of dihydrolanosterol used as an isotope-labeled standard and tracer for mass spectrometry and metabolic studies. Dihydrolanosterol is a substrate of CYP51 and a cholesterol biosynthesis inhibitor.
- Deuterium-labeled internal standard for LC-MS/MS and metabolic tracing.
- Supports studies of cholesterol biosynthesis and CYP51 activity.
- High reported purity suitable for analytical applications.
- Supplied in small pack sizes for use as a reference standard.
Medchemexpress LLC Citric acid-d4 | 147664-83-3 | MFCD00209702 | 99.3% | 196.15 | C6H4D4O7 | 10 MG
Citric acid-d4 is the deuterium-labeled form of citric acid supplied as a white to off-white solid. It serves as a stable-isotope reference standard for analytical workflows, including mass spectrometry, NMR, isotopic tracer experiments, and quantitative assays. Molecular formula C6H4D4O7; molecular weight 196.15; purity 99.31%.
- Deuterium labeled (d4) for isotope dilution and tracer studies.
- High purity for reliable quantitation.
- Solid form simplifies weighing and solution preparation.
- Available in small research-sized pack quantities.
- Stable when stored sealed away from moisture and light.
![Revvity Health Sciences Inc dCTP, [α-<sup>32</sup>P]- 3000Ci/mmol 10mCi/ml , 100 µCi](https://assets.fishersci.com/TFS-Assets/CCG/product-images/502809544.jpg-250.jpg)
Revvity Health Sciences Inc dCTP, [α-32P]- 3000Ci/mmol 10mCi/ml , 100 µCi
dCTP, [α-32P]- 3000Ci/mmol 10mCi/ml , 100 µCi
Medchemexpress LLC L-histidine-d5 hydrochloride hydrate | 2483831-75-8 | 99.6% | 214.66 | C6H7D5ClN3O3 | 5 MG
L-histidine-d5 hydrochloride hydrate is a deuterium-labeled amino acid supplied as the hydrochloride hydrate salt for analytical and research use, including mass spectrometry, metabolic tracing, and isotope-labeling studies.
- Deuterium-labeled L-histidine for isotope tracing and internal standard use.
- Suitable for mass spectrometry and quantitative assays.
- High chemical purity (>99.6%).
- White to off-white solid, easy to handle in the laboratory.
- Store sealed, away from moisture and light for stability.
Cambridge Isotope Laboratories ALPHA-KETOISOCAPROIC ACID0.1GM
ALPHA-KETOISOCAPROIC ACID, SODIUM SALT (ISOPROPYL-D7, 98%) 0.1gm
Cayman Chemical HydralazIn-d4hydrochlorIde 1mg
An internal standard for the quantification of hydralazine by GC- or LC-MS
Medchemexpress LLC Octanoic acid-d15 | 69974-55-6 | MFCD00145029 | 99.9% | 10 MG
Octanoic acid-d15 is the deuterium-labeled analogue of octanoic (caprylic) acid, provided as a small-mass analytical standard for use in mass spectrometry, isotope tracing, and quantitative analyses.
- Deuterium-labeled internal standard for mass spectrometry.
- High isotopic/purity: ~99.9% (as listed).
- Molecular weight 159.30 g/mol.
- CAS number 69974-55-6.
- Molecular formula C8HD15O2.
- Supplied in small milligram quantities, typically 10 MG packs.