Isotopically Labeled Compounds
Medchemexpress LLC 4-Morpholineethanesulfonic acid-13d | 352534-94-2 | 98.8% | 100 MG
MES-d13 is the deuterium labeled MES, an amphoteric ion buffer with a buffer capacity ranging from pH 5.5-7.0. It serves as a Good's buffer, widely utilized in various biochemistry and molecular biology experiments. This compound can be used as a tracer and as an internal standard for quantitative analysis.
- Widely used in cell culture, enzyme activity determination, electrophoresis, and protein studies.
- Can be used as a tracer for quantitation during drug development.
- Serves as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Deuteration has potential to affect pharmacokinetic and metabolic profiles of drugs.
Medchemexpress LLC Vilazodone-d8 | 1794789-93-7 | MFCD28900708 | 99.0% | 449.57 g/mol | C26H19D8N5O2 | 5 MG
Vilazodone-d8 is the deuterium-labeled analogue of vilazodone supplied for use as a reference standard in analytical, pharmacokinetic, and tracer studies. It preserves the pharmacological profile of vilazodone (a serotonin selective reuptake inhibitor and 5-HT1A receptor partial agonist) and is intended primarily as an internal standard for LC-MS quantitation and related research applications.
- Deuterium-labeled analogue (d8) suitable as an internal standard.
- High purity, 99.0%.
- Molecular formula C26H19D8N5O2; molecular weight 449.57 g/mol.
- Available in small research pack sizes appropriate for analytical workflows.
- Stable when stored as powder at -20°C or 4°C for specified durations.
- Solubility in water ≥ 0.32 mg/mL (0.71 mM), compatible with common LC solvents.
Medchemexpress LLC Cetirizine-d4 | 1219803-84-5 | 98.0% | 392.91 | 1 MG
Cetirizine-d4 is a deuterium-labeled form of Cetirizine. Cetirizine is a second-generation antihistamine and a carboxylated metabolite of hydroxyzine. It acts as a specific, orally active, and long-acting histamine H1-receptor antagonist. The product demonstrates antiallergic properties and can inhibit eosinophil chemotaxis during allergic responses.
- Can be used as a tracer.
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
Medchemexpress LLC Heptadecanoic acid | 506-12-7 | 270.45 | 10 G
Heptadecanoic acid is an odd-chain saturated fatty acid (OCS-FA) with oral activity. It can inhibit cell proliferation and induce apoptosis, demonstrating antitumor activity. This compound is associated with various diseases, including coronary heart disease, pre-diabetes, type 2 diabetes, and multiple sclerosis. It is also a human endogenous metabolite.
- Acts as an odd-chain saturated fatty acid (OCS-FA)
- Exhibits oral activity
- Inhibits cell proliferation
- Induces apoptosis
- Demonstrates antitumor activity
- Associated with various diseases like coronary heart disease, pre-diabetes, type 2 diabetes, and multiple sclerosis
- Functions as a human endogenous metabolite
Medchemexpress LLC L-Leucine-2-13C 15N 50mg
L-Leucine-2-13C 15N is the 13C- and 15N-labeled L-Leucine L-Leucine is an essential branched-chain amino acid (BCAA) which activates the mTOR signaling pathway[1]
Medchemexpress LLC CER3-d9 | 2260669-53-0 | 99% | 564.97 | 1 MG
CER3-d9 is a deuterium-labeled version of CER3. 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. Deuteration, the process of incorporating stable heavy isotopes of hydrogen, carbon, and other elements into drug molecules, has shown potential in affecting the pharmacokinetic and metabolic profiles of drugs.
- Can be used as a tracer
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
