Isotopically Labeled Compounds
![Cambridge Isotope Laboratories Glycerol [(OD)3 98%] 5 g](https://assets.fishersci.com/TFS-Assets/CCG/product-images/default.jpg-250.jpg)
Medchemexpress LLC Resorufin-d6 | 1196157-65-9 | MFCD11656671 | 97.3% | 219.23 | C12HD6NO3 | 1MG
Resorufin-d6 is the deuterium-labeled analog of resorufin, a highly fluorescent pink dye used for fluorescence-based detection of reactive oxygen and nitrogen species (ROS/RNS) and related assays. The isotopically labeled compound is intended for use as an internal standard, tracer, or reference in fluorescence and mass spectrometry workflows, providing mass differentiation while retaining resorufin's photophysical properties.
- Deuterium-labeled for use as an internal standard in analytical assays.
- Highly fluorescent with photophysical properties matching resorufin.
- Enables accurate quantification in fluorescence and mass spectrometry workflows.
- Typical purity reported at about 97.3% per certificate of analysis.
- Stable when stored sealed at low temperature and protected from moisture and light.
Medchemexpress LLC Octadecanoic-d35 acid, 1,2,3-propanetriyl-d5 ester | 33048-69-0 | 99.1% | 10MG
Tristearin-d40 (Octadecanoic-d35 acid, 1,2,3-propanetriyl-d5 ester) is a stable isotope chemical identified by CAS number 33048-69-0. This compound presents as a white to off-white solid with a high purity of 99.12% as determined by HPLC. Its molecular formula is C57D110O6, and it has a molecular weight of 1002.16.
- High purity of 99.12% (HPLC)
- White to off-white solid appearance
- Stable isotope compound for research applications
- Molecular formula C57D110O6
- Molecular weight 1002.16
- Optimal powder storage: -20°C for 3 years; 4°C for 2 years
- Optimal in solvent storage: -80°C for 6 months; -20°C for 1 month
Medchemexpress LLC o-cresol-d7 | 202325-50-6 | MFCD03428136 | 98.0% | 115.18 | C7HD7O | 10 MG
o-Cresol-d7 is the deuterium-labeled analog of o-cresol used as an isotope-labeled reference standard for analytical and research applications. It is commonly used as an internal standard or tracer in mass spectrometry, GC-MS, and LC-MS, and for quantitative metabolite and biomarker studies.
- Deuterated internal standard (d7) for MS, GC-MS, and LC-MS.
- High isotopic enrichment, typically 98.0% atom D.
- Molecular formula C7HD7O and molecular weight 115.18.
- Provided in small, pre-weighed quantities suitable for calibration and method development.
- Suitable for metabolomics, toxicology, and quantitative analytical workflows.
Medchemexpress LLC Tylvalosin-d9 (Acetylisovaleryltylosin-d9) | 500 UG
Tylvalosin-d9 is the deuterium-labeled form of Tylvalosin, a third-generation macrolide with anti-inflammatory properties. It reduces levels of IL-8, IL-6, IL-1β, PGE2, TNF-α, and NO, and decreases inflammatory cell recruitment and activation in a mouse acute lung injury model. This compound can be used as a tracer or an internal standard for quantitative analysis.
- Reduces levels of inflammatory mediators
- Decreases inflammatory cell recruitment and activation
- Functions as a tracer for quantitative analysis
- Functions as an internal standard for techniques like NMR, GC-MS, or LC-MS
Medchemexpress LLC L-alanine-2-d1 | 21386-65-2 | MFCD00084105 | 98.0% | 90.10 g·mol⁻1 | C3H6DNO2 | 100 MG
L-Alanine-2-d1 is the deuterium-labeled isotopologue of L-alanine used as a tracer and internal standard in analytical and metabolic studies. It is provided as a solid for research use and is intended for use in spectroscopic and mass-spectrometric quantitative assays.
Medchemexpress LLC Alpha-D-glucose-13C | 287100-64-5 | 99.4% | 25 MG
Alpha-D-glucose-13C is a 13C labeled form of alpha-D-glucose, an endogenous metabolite. This compound is intended for research use only, serving as a valuable tool in scientific studies.
- Used as a tracer
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
Cambridge Isotope Laboratories GLYCINE-N-FMOC (2-13C, 99%;15N, 98%), 0.1 G
GLYCINE-N-FMOC (2-13C, 99%;15N, 98%), 0.1 G
Medchemexpress LLC D-ribose-d2 | 478506-32-0 | MFCD08459971 | 98.0% | 152.14 g/mol | C5H8D2O5 | 50 MG
D-Ribose-d2 is a deuterium-labeled form of D-ribose (two deuterium atoms) used as a stable isotope reagent in metabolic tracing, NMR, and analytical research. It is supplied as a white to off-white solid with high purity and is intended for use in tracer studies and structural analysis. CAS 478506-32-0; molecular weight 152.14 g/mol.
- Deuterium-labeled tracer for metabolic and flux studies.
- Suitable for NMR and mass spectrometry experiments.
- High purity for reliable analytical results.
- White to off-white solid form for easy handling.
- Stable when stored under recommended conditions.
- Offered in small research-scale quantities.
Medchemexpress LLC 2-Phenylethanol-d5 | 35845-63-7 | 98.3% | 25 MG
2-Phenylethanol-d5 is a deuterium-labeled form of 2-Phenylethanol, a colorless liquid with a pleasant floral odor. This compound is naturally extracted from various plants like rose, carnation, hyacinth, Aleppo pine, and orange blossom. It also acts as an autoantibiotic produced by the fungus Candida albicans. Its applications include being an additive in cigarettes and a preservative in soaps due to its stability in basic conditions.
- Deuterium-labeled compound.
- Colorless liquid with a pleasant floral odor.
- Naturally occurring in several plant species.
- Exhibits autoantibiotic properties from Candida albicans.
- Used as an additive in cigarettes.
- Functions as a preservative in soaps due to high stability.
Medchemexpress LLC Dimetridazole-d3 (1,2-Dimethyl-5-nitroimidazole-d3) | 64678-69-9 | 99.8% | 1 MG
Dimetridazole-d3 (1,2-Dimethyl-5-nitroimidazole-d3) is a deuterium-labeled version of Dimetridazole, a nitroimidazole antibiotic that inhibits protein synthesis in Campylobacter jejuni cultures and has genotoxic properties. This compound is suitable for research on protozoal and bacterial infections.
- Can be used as a tracer.
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Deuteration can influence the pharmacokinetic and metabolic profiles of drugs.
Cambridge Isotope Laboratories SODIUM FORMATE (13C, 99%; D, 98%), 0.5 G, 1215684-17-5
SODIUM FORMATE (13C, 99%; D, 98%), 0.5 G, 1215684-17-5
![Revvity Health Sciences Inc Dihydroxyphenylethylamine, 3,4-[7-<sup>3</sup>H]-, 1mCi (37MBq)](https://assets.fishersci.com/TFS-Assets/CCG/product-images/502810480.jpg-250.jpg)
Revvity Health Sciences Inc Dihydroxyphenylethylamine, 3,4-[7-3H]-, 1mCi (37MBq)
Dihydroxyphenylethylamine, 3,4-[7-3H]-, 1mCi (37MBq)
Medchemexpress LLC L-Alaninol-d3 | 352438-84-7 | MFCD01074286 | 98.0% | 78.13 g/mol | C3H6D3NO | 5mg
L-Alaninol-d3 is the deuterium labeled L-Alaninol[1]
