Isotopically Labeled Compounds
Cayman Chemical DeoxycholIc ACDd4 MaxSpec
A quantitative analytical standard guaranteed to meet MaxSpec identity, purity, stability, and concentration specifications
Cambridge Isotope Laboratories L-LEUCINE (5,5,5-D3, 99%), 5 G, 87828-86-2
L-LEUCINE (5,5,5-D3, 99%), 5 G, 87828-86-2
Medchemexpress LLC L-838417-d9 | 1213669-91-0 | MFCD28386315 | 99.7% | 408.45 g/mol | C19H10D9F2N7O | 10 MG
L-838417-d9 is the deuterium-labeled analog of L-838417, a subtype-selective positive allosteric modulator of GABAA receptors that acts as a partial agonist at α2, α3, and α5 subunits. It is provided as a high-purity isotopically labeled compound for research applications such as pharmacology, receptor occupancy, and analytical method development.
- Isotopically labeled tracer for analytical quantification and metabolic studies.
- High purity for reliable experimental results.
- Suitable for pharmacology and receptor-binding assays.
- Stable powder with defined cold-storage recommendations.
- Molecular weight and formula provided for analytical calculations.
Cambridge Isotope Laboratories beta-Alanine (13C3 98% 15N 96-99%) 0 1 g
beta-Alanine (13C3 98% 15N 96-99%) 0 1 g
Cambridge Isotope Laboratories Isolithocholic acid (2 2 4 4-D4 98%) CP 95% 1 mg
Isolithocholic acid (2 2 4 4-D4 98%) CP 95% 1 mg
Cambridge Isotope Laboratories Di-n-Octyl phthalate (unlabeled) 100 ug/mL in nonane 1 2 mL
Di-n-Octyl phthalate (unlabeled) 100 ug/mL in nonane 1 2 mL
Cambridge Isotope Laboratories L-ASPARTIC ACID (2,3,3-D3, 98%), 0.25 G, 3842-25-9
L-ASPARTIC ACID (2,3,3-D3, 98%), 0.25 G, 3842-25-9
Medchemexpress LLC Itraconazole-d3 | 1217512-35-0 | MFCD34676907 | 99.6% | 10 MG
Itraconazole-d3 is a deuterium-labeled analog of itraconazole intended for research use as a tracer or internal standard in quantitative analyses. It retains the chemical characteristics of itraconazole and is suitable for analytical development, method validation, and tracer studies in mass spectrometry and NMR workflows.
- Deuterium-labeled internal standard for quantitative analysis.
- High purity (99.6%) suitable for analytical workflows.
- Compatible with LC-MS, GC-MS, and NMR methods.
- Suitable for method validation, tracer studies, and stability testing.
- Small-scale solid quantity designed for analytical use.
Medchemexpress LLC Vericiguat-d3 hydrochloride | 1350653-20-1 | 99.8% | 465.86 | C19H14D3ClF2N8O2 | 10 MG
Vericiguat-d3 hydrochloride is the deuterated hydrochloride salt of vericiguat supplied for analytical and research use. It is designed to provide tracer functionality and to serve as an internal standard in quantitative assays such as NMR, GC-MS, and LC-MS.
- Provides deuterium-labeled tracer functionality for analytical studies.
- Intended as an internal standard for NMR, GC-MS, and LC-MS quantitation.
- High purity (≈99.8%) suitable for analytical applications.
- Solid powder form; protect from light and store under nitrogen.
- Recommended solvent storage: -80°C up to 6 months, -20°C up to 1 month.
eMolecules 38502-28-2 | (1-METHYLCYCLOPENTYL)METHANOL | MFCD13184228 | 0.1g
ChemScene | 3-Bromo-6-chloroimidazo[12-a]pyridine | 1g | 536845075 | CS-W003535 | 886371-28-4 | MFCD08667858 | 231.480 | C7H4BrClN2
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Medchemexpress LLC Adipic acid-d8 | 52089-65-3 | 99.7% | 154.19 g/mol | C6H2D8O4 | 100 MG
Adipic acid-d8 is the deuterium-labeled form of adipic (hexanedioic) acid supplied as a high-purity isotopic standard for analytical and research applications. It is used as an internal standard, tracer, or calibration reference in mass spectrometry, NMR, and method development.
- Deuterium-labeled (d8) for clear mass shifts in MS analyses.
- High purity suitable for use as an analytical reference material.
- Compact 100 mg quantity convenient for laboratory workflows.
- Known molecular weight and formula for accurate calculations.
- Suitable for quantitative LC-MS/MS, GC-MS, and NMR applications.
Medchemexpress LLC Α-Zearalenol-d4 | 1778734-73-8 | 500 UG
Α-Zearalenol-d4 is a deuterated labeled α-Zearalenol. Α-Zearalenol is a mycotoxin with high affinity for the estrogen receptors (ER), it is a derivative of zearalenone (ZEN), and causes reproductive disorders in animals due to its xenoestrogenic effects.
- Stable heavy isotopes of hydrogen, carbon, and other elements have been incorporated into drug molecules.
- Deuteration has potential to affect the pharmacokinetic and metabolic profiles of drugs.
- Shows the highest RPE (90.5%) at 9.37 μM α-ZOL exposure in MFC-7 cells.
- Induces an increase of cell viability on MCF-7 cells mainly after 72 hours of treatment.
- Increases MCF7 cell population in the S phase and in the G2/M phase.
- Reduces the expression of TNF-α.
- Combines with β-ZOL showing an antagonistic effect on inflammation for IL-1β and acts synergic for IL-8 at high toxin concentrations.
Medchemexpress LLC Diethyl adipate-d10 | 212.31 | C10H8D10O4 | 10mg
Diethyl adipate-d10 is the deuterium labeled Diethyl adipate
Medchemexpress LLC Spermidine-d6 trihydrochloride | 98.0% | 260.67 | C7H16D6Cl3N3 | 10mg
Spermidine-d6 trihydrochloride is the deuterium labeled Spermidine-d6 (trihydrochloride) (HY-W709575)[1]