Isotopically Labeled Compounds
Sigma Aldrich Fine Chemicals Biosciences Decahydronaphthalene mixtu1L
DECAHYDRONAPHTHALENE Decahydronaphthalene mixtu1L
Cayman Chemical PalmItIc AcId-d2 1g
An internal standard for the quantification of palmitic acid by GC- or LC-MS
Cayman Chemical LInoleoyl EthnolamIde-d4 500UG
An internal standard for the quantification of linoleoyl ethanolamide by GC- or LC-MS
Medchemexpress LLC Fumaric acid-d2 | 24461-32-3 | MFCD00144378 | 99.0% | 118.08 g·mol⁻1 | C4H2D2O4 | 5 MG
Fumaric acid-d2 is the deuterium-labeled isotopologue of fumaric acid provided for laboratory research. It is used as a tracer or analytical standard in mechanistic and metabolic studies where deuterium labeling is required. The material is offered in small milligram quantities with high chemical and isotopic purity and is intended for research use only.
- High isotopic purity (99.0%).
- Chemical formula C4H2D2O4; molecular weight 118.08 g·mol⁻1.
- High solubility in DMSO (≥100 mg/mL).
- Available in small pack sizes suitable for analytical work.
- Powder storage: -20°C (up to 3 years) or 4°C (up to 2 years).
- For research use only; not for human or clinical use.
Medchemexpress LLC L-histidine-d5 hydrochloride hydrate | 2483831-75-8 | 99.6% | 214.66 g/mol | C6H7D5ClN3O3 | 25 MG
L-histidine-d5 hydrochloride hydrate is the deuterium-labeled form of L-histidine (five deuterium atoms) in its hydrochloride hydrate salt form. It is supplied as a white to off-white solid and is used primarily as an isotopic internal standard and tracer for analytical methods, especially mass spectrometry.
- Deuterium-labeled (d5) for isotope tracing.
- High purity (≈99.6%).
- Molecular weight 214.66 g/mol.
- Chemical formula C6H7D5ClN3O3.
- Hydrochloride hydrate salt form; stable solid for handling.
- Suitable as an internal standard and tracer in quantitative mass spectrometry.
Cayman Chemical Oleoyl EthnolamIde-d4 1mg
An internal standard for the quantification of OEA by GC- or LC-MS
Cayman Chemical ThIodIglycolIc AcId-d4 5mg
An internal standard for the quantification of TDGA by GC- or LC-MS
Sigma Aldrich Fine Chemicals Biosciences Acetone d6 99.9 atom D100G
Acetone-d6 (CD3COCD3 Hexadeuteroacetone) is the hexadeuterated form of acetone in which all hydrogen atoms in acetone molecule have been replaced by deuterium (D) atoms. It is a standard purity solvent for NMR (Nuclear Magnetic Resonance) analyses. Absorption spectra of CD3COCD3 samples cooled in molecular jet (jet-cooled) have been evaluated in the range of 51000-54000cm-1. Collision of its molecular ions with a perdeuterated surface (C20D41 SAu) was investigated by ion-surface collision spectroscopy. The Infrared and Raman spectra of acetone-d6 have been analyzed. It undergoes H-2H exchange reaction with acetone d0 to afford acetone d1 and d5.
Sigma Aldrich Fine Chemicals Biosciences Methanol-OD 99.5 atom D100G
Methan(ol-d) (Methanol-OD CH3OD) is a deuterated form of methanol. Dissociation of CH3OD adsorbed on the clean W(100) surface resulted in the formation of hydrogen carbon and oxygen (-CO). Additionally carbon dioxide water and methyl formate were obtained when similar dissociation was conducted over the W(100)-(5x1)C surface. The dissociation process was monitored by temperature-programmed reaction spectroscopy. Self-diffusion coefficient shear viscosities and densities of liquid CH3OD have been determined by NMR spin-echo technique.
Sigma Aldrich Fine Chemicals Biosciences D Glucose 1 13C 99 atom 11G
D GLUCOSE D Glucose 1 13C 99 atom 11G
Medchemexpress LLC Diphenylsulfane-d1 | 180802-01-1 | 99.5% | 187.28 g/mol | C12H9DS | 5 MG
Diphenylsulfane-d1 is the deuterium-labeled analogue of diphenylsulfane (diphenyl sulfide), supplied in small research quantities as an isotopically labeled reference or tracer for analytical, mechanistic, and mass spectrometry applications.
- Deuterium-labeled at one position (d1) for isotopic tracing.
- High chemical purity suitable for use as an analytical standard.
- Provided in small-quantity packaging tailored for research use.
- Suitable as an internal standard in mass spectrometry and quantitative analysis.
- Chemical identity corresponds to formula C12H9DS and molar mass ~187.28 g/mol.
Research Products International Corp Allopurinol 25 G
Allopurinol inhibits the enzyme xanthine oxidase, which is involved in the production of uric acid. Researchers may use allopurinol to manipulate uric acid levels in experimental settings, allowing them to study the metabolism and physiological effects of uric acid in various tissues and organs.
Allopurinol may be used in studies examining drug interactions or combination therapies. By understanding how allopurinol interacts with other medications or compounds, researchers can optimize treatment strategies and minimize potential adverse effects.
Allopurinol's mechanism of action extends beyond its inhibition of xanthine oxidase. Researchers may utilize allopurinol to probe the downstream effects of xanthine oxidase inhibition, including alterations in oxidative stress, inflammation, and purine metabolism pathways.
Research Products International Corp Cytosine 500 G
Molecular Formula: C4H5N3O
Molecular Weight: 111.1
CAS Number: 71-30-7
Medchemexpress LLC N-methylacetamide-d6 | 3669-73-6 | 98.6% | 79.13 | C3HD6NO | 100 MG
N-methylacetamide-d6 is the deuterium-labeled isotopologue of N-methylacetamide supplied as a stable isotope reagent for analytical and research applications. It is provided in laboratory-scale quantities and is accompanied by documentation for quality verification.
- Deuterium-labeled isotopologue (d6) for NMR and mass spectrometry.
- High isotopic and chemical purity suitable for analytical standards.
- Purity: 98.6%.
- Molecular formula C3HD6NO; molecular weight 79.13.
- Available in multiple small package sizes for research use.
- Datasheet, certificate of analysis, and SDS available for verification.
Medchemexpress LLC ZLN005-d4 | 2410443-42-2 | 99.5% | 254.36 | 1 MG
ZLN005-d4 is a deuterium-labeled version of ZLN005. ZLN005 is a potent activator of peroxisome proliferator-activated receptor-γ coactivator-1α (PGC-1α).
- Can be used as a tracer
- Can be used as an internal standard for quantitative analysis through techniques such as NMR, GC-MS, or LC-MS
- Stable heavy isotopes, like deuterium, are incorporated into drug molecules and are used as tracers for quantitation during drug development
- Deuteration can influence the pharmacokinetic and metabolic profiles of drugs