Isotopically Labeled Compounds
Medchemexpress LLC Decanoic acid-d19 | 88170-22-3 | 98.4% | 191.38 g/mol | C10HD19O2 | 50 MG
Decanoic acid-d19 is the deuterium-labeled form of decanoic (capric) acid (C10HD19O2, MW 191.38 g/mol). It is supplied as a high-purity, isotope-labeled reagent for analytical and research applications including mass spectrometry, metabolic tracing, and method development.
- Deuterium-labeled decanoic acid for stable isotope experiments.
- High isotopic enrichment and purity (98.4%).
- Suitable as an internal standard for mass spectrometry.
- Provided with certificate of analysis and safety data for traceability.
- Available in small pack sizes for analytical workflows.
Medchemexpress LLC Oxybutynin-d11 chloride | 1185151-95-4 | MFCD06658724 | 97.4% | 405.02 g·mol⁻¹ | C22H21D11ClNO3 | 10 MG
Oxybutynin-d11 chloride is a deuterium-labeled isotopologue of oxybutynin chloride intended as a stable-isotope reference standard for analytical, pharmacokinetic, and mass-spectrometry studies. Supplied as the chloride salt with defined molecular weight and high purity, it is suitable for use as an internal standard to improve quantitation and identification in LC-MS and GC-MS workflows.
- Deuterium-labeled internal standard for LC-MS and GC-MS.
- High chemical purity (97.4%) and isotopic labeling for reliable quantitation.
- Supplied as a chloride salt with known molecular formula and molecular weight for accurate calculations.
- Soluble in DMSO for convenient sample preparation.
Medchemexpress LLC 2,2′-bipyridine-d8 | 32190-42-4 | MFCD00190432 | 99.3% | 164.24 g·mol⁻¹ | C10D8N2 | 50 MG
2,2′-Bipyridine-d8 is the deuterium-labeled isotopologue of 2,2′-bipyridine used as a stable isotope tracer and analytical standard in chemical and biochemical research. It is supplied as a solid for laboratory use and is intended for research applications including mass spectrometry, mechanistic studies, and ligand chemistry.
- Deuterium labeled for use as a tracer and internal standard.
- High isotopic enrichment and chemical purity suitable for analytical work.
- Useful in mass spectrometry and NMR experiments to simplify spectral interpretation.
- Solid form, easy to weigh and dissolve in common organic solvents.
- Supplied with certificate of analysis and safety data sheet for quality assurance.
Medchemexpress LLC Benzethonium-d7 chloride | 121-54-0 | 98.6% | 5 MG
Benzethonium-d7 chloride is a deuterium-labeled version of Benzethonium chloride. It is known to inhibit human recombinant α7 and α4β2 neuronal nicotinic acetylcholine receptors in Xenopus oocytes. This compound is valuable as a tracer and internal standard for quantitative analysis in drug development processes.
- Deuterium-labeled compound for tracer applications
- Inhibits human recombinant α7 and α4β2 neuronal nicotinic acetylcholine receptors
- Suitable as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
- Potential to affect pharmacokinetic and metabolic profiles of drugs
- Incorporates stable heavy isotopes for quantitation during drug development
Omicron Biochemicals Inc URIDINE DISPHOSPHATE 0.010G
uridine diphosphate-α-D-[UL-13C6]galactose (disodium salt)
Medchemexpress LLC Bimatoprost-d5 (AGN 192024 d5) | 155206-00-1 | 98.2% | 1 MG
Bimatoprost-d5 is a deuterium labeled Bimatoprost, functioning as a prostaglandin analog and topical hypotensive agent. It is primarily used for treating ocular hypertension and glaucoma, and also exhibits an antiadipogenic effect. This compound is intended for research use only and can serve as a tracer or an internal standard for quantitative analysis through techniques like NMR, GC-MS, or LC-MS.
- Used as a prostaglandin analog and topical hypotensive agent
- Effective in treating ocular hypertension and glaucoma
- Exhibits antiadipogenic properties
- Suitable for research applications as a tracer or internal standard
- Powder storage: -20°C for 3 years; 4°C for 2 years
- In solvent storage: -80°C for 6 months; -20°C for 1 month
Medchemexpress LLC Citric acid-2,4-13C2 | 121633-50-9 | MFCD00143997 | 98.0% | 194.11 | C4(13C)2H8O7 | 10 MG
Citric acid-2,4-13C2 is a stable-isotope labeled form of citric acid with two 13C atoms incorporated at positions 2 and 4. It is provided as a small-quantity, research-grade material for analytical and biochemical applications, and is commonly used where isotopic tracing or internal standardization is required for quantitative methods.
- Stable 13C labeling at positions 2 and 4.
- Suitable as a tracer or internal standard for NMR, GC-MS, and LC-MS.
- High chemical purity for quantitative analysis.
- Supplied in laboratory-scale vial sizes for ease of use.
- Enables metabolic tracing and isotope-dilution experiments.
Medchemexpress LLC Adenine-13c | 86967-48-8 | 99.1% | 25 MG
Adenine-13C is a 13C labeled Adenine, a purine and one of the four nucleobases found in DNA and RNA. It plays a vital role in biochemistry, specifically in cellular respiration, the formation of ATP and cofactors like NAD and FAD, and protein synthesis. It can be utilized as a tracer and an internal standard for quantitative analysis using techniques such as NMR, GC-MS, or LC-MS.
- 13C labeled adenine
- Purity 99.06%
- Suitable for use as a tracer
- Can be used as an internal standard for quantitative analysis
- Compatible with NMR, GC-MS, or LC-MS techniques
Medchemexpress LLC 2-naphthol-d7 | 78832-54-9 | MFCD01074243 | 95.0% | 151.22 | C10HD7O | 25mg
2-Naphthol-d7 is the deuterium labeled 2-Naphthol[1] 2-Naphthol is a metabolite of naphthalene catalyzed by cytochrome P450 (CYP) isozymes (CYP 1A1 CYP 1A2 CYP 2A1 CYP 2E1 and CYP 2F2)[2]
Medchemexpress LLC Octacosane-d58 | 16416-33-4 | MFCD00190493 | 99.1% | 453.12 g/mol | C28D58 | 25 MG
Octacosane-d58 is the deuterium-labeled analogue of octacosane used as a stable isotope standard for analytical and research applications. It is a high-purity, fully deuterated straight-chain hydrocarbon (C28D58, MW 453.12) suitable as an internal standard or tracer in mass spectrometry and metabolic studies. CAS: 16416-33-4.
- High isotopic enrichment suitable for quantitative mass spectrometry.
- High chemical purity for analytical consistency.
- Fully deuterated C28 hydrocarbon provides a clear mass shift from unlabeled analogue.
- Solid, stable material with extended shelf life when stored properly.
- Supplied in small, weighed quantities for trace-level analyses.
STA PHARMACEUTICAL US LLC Fmoc-L-Asp-OAll | 1 g | CAS 144120-53-6 | MDL MFCD00467715
Fmoc-L-Asp-OAll is a Amino Acid reagent (Subcategory: Asp) sold by WuXi TIDES. Offered in 1 g. Store at 4 °C. SDS available for reference.
Specifications
- CAS: 144120-53-6
- MDL: MFCD00467715
- InChIKey: ZJMVIWUCCRKNHY-IBGZPJMESA-N
- Molecular Weight: 395.411
- Molecular Formula: C22H21NO6
- Purity: ≥95%
- Container Type: 15 mL HDPE
- Pack Size: 1 g
- Net Weight: 1 g
- Gross Weight: 7.8 g
- Commodity Code: 29242970
- Country Of Origin: China
- IUPAC: (S)-3-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-4-(allyloxy)-4-oxobutanoic acid
- SMILES: C=CCOC([C@H](CC(O)=O)NC(OCC1C2=CC=CC=C2C3=CC=CC=C31)=O)=O
![Medchemexpress LLC Sodium [13C]formate | 23102-86-5 | MFCD00064569 | 98.0% | 69.00 | H13CO2Na | 25 MG](https://assets.fishersci.com/TFS-Assets/CCG/product-images/5000208640.png-250.jpg)
Medchemexpress LLC Sodium [13C]formate | 23102-86-5 | MFCD00064569 | 98.0% | 69.00 | H13CO2Na | 25 MG
13C-labeled sodium formate used as an isotope tracer in metabolic and biochemical assays and as a reducing or deprotonating reagent in catalytic and surface chemistry applications. Solid at ambient temperature; white to off-white in color. Store sealed at -20°C and protect from moisture.
- Isotope-labeled tracer for 13C metabolic and analytical studies.
- High measured purity suitable for research applications.
- Solid form convenient for storage and handling.
- White to off-white appearance indicates expected quality.
- Keep sealed and refrigerated at -20°C to preserve integrity.
Medchemexpress LLC Arotinolol-d5 hydrochloride | 2514848-16-7 | 413.03 | C15H17D5ClN3O2S3 | 1 MG
Arotinolol-d5 hydrochloride is a deuterium-labeled hydrochloride salt of arotinolol supplied as a research and analytical reference standard. It is intended for use as an isotopically labeled internal standard in mass spectrometry, tracer studies, and analytical method development; not for human therapeutic use.
- Deuterium-labeled (d5) isotopologue for analytical applications.
- Hydrochloride salt form for improved stability and handling.
- Molecular weight 413.03.
- Chemical formula C15H17D5ClN3O2S3.
- CAS number 2514848-16-7.
- Available as a 1 mg quantity suitable for trace-level reference use.
Medchemexpress LLC L-Valine-13C5,15N | 202407-30-5 | 123.10 | 25 MG
L-Valine-13C5,15N is the 13C- and 15N-labeled L-Valine. It is a nonlinear semiorganic material that causes lipid peroxidation and accumulation of malondialdehyde (MDA), and exhibits inhibitory activity against cyanobacteria. This compound inhibits multidrug-resistant bacteria through activation of PI3K/Akt signaling pathway and inhibition of arginase. Stable heavy isotopes of hydrogen, carbon, and other elements have been incorporated into drug molecules, largely as tracers for quantitation during the drug development process. Deuteration has gained attention because of its potential to affect the pharmacokinetic and metabolic profiles of drugs.
- Purity: 99.64%
- Appearance: Solid
- Color: White to off-white
- Can be used as a tracer
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS