Isotopically Labeled Compounds
Medchemexpress LLC MCPA-d3 | 352431-14-2 | 98.0% | 1 MG
MCPA-d3 is a deuterium-labeled variant of MCPA, which is an orally active phenoxyacetic acid herbicide. This compound disrupts membrane integrity, energy metabolism by decreasing ATP levels, and the redox balance within plant cells. It also elevates hepatic cytochrome P-450 levels and boosts the activities of aniline hydroxylase and 7-ethoxycoumarin O-deethylase. It is effective in managing broadleaf weeds.
- Can be utilized as a tracer.
- Can serve as an internal standard for quantitative analysis through techniques such as NMR, GC-MS, or LC-MS.
Medchemexpress LLC Glyphosate-13C2,15N | 1185107-63-4 | 99.9% | 5 MG
Glyphosate-13C2,15N is the 13C and 15N labeled Glyphosate (HY-B0863). Glyphosate is an herbicidal derivative of the amino acid glycine. It targets and blocks the shikimate pathway in plants, a metabolic pathway not found in animals, which is essential for the synthesis of aromatic amino acids in plants.
- Can be used as a tracer.
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Molecular weight: 172.05
- Formula: C13C2H815NO5P
- Appearance: Solid
- Color: White to off-white
- Solubility: 13.89 mg/mL in H2O (80.73 mM; requires ultrasonic and warming)
Medchemexpress LLC Dinotefuran-d3 | 2934813-27-9 | 98.71% | 1 MG
Dinotefuran-d3 is a deuterium-labeled variant of Dinotefuran, an insecticide belonging to the neonicotinoid class. Its primary mode of action is to disrupt the insect's nervous system by inhibiting nicotinic acetylcholine receptors. This product is exclusively for research purposes and is not for sale to patients.
- Serves as a tracer for quantitation during drug development.
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Deuterium substitution may influence the pharmacokinetic and metabolic profiles of drugs.
Medchemexpress LLC Diethyltoluamide-d7 | 1219799-37-7 | 98.5% | 1 MG
Diethyltoluamide-d7 is the deuterium labeled Diethyltoluamide. It is the most common active ingredient in insect repellents, providing protection against mosquitoes, ticks, fleas, chiggers, leeches, and many other biting insects. This product is for research use only.
- Deuterium labeled
- 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 Fingolimod-d4 | 1346747-38-3 | MFCD19704989 | 99.1% | 311.50 | 100 MG
Fingolimod-d4 is the deuterium labeled Fingolimod. It is a brain-penetrant sphingosine 1-phosphate (S1P) antagonist and also functions as a pak1 activator and an immunosuppressant. Deuterium labeling allows its use as a tracer for quantitation during drug development and has the potential to affect the pharmacokinetic and metabolic profiles of drugs.
- Deuterium labeled
- Brain-penetrant sphingosine 1-phosphate (S1P) antagonist
- Pak1 activator
- Immunosuppressant
- Can be used as tracers for quantitation during drug development
- Potential to affect pharmacokinetic and metabolic profiles of drugs
Cayman Chemical PalmItoyl EthnolamIde-d4 1mg
An internal standard for the quantification of palmitoyl ethanolamide by GC- or LC-MS
Medchemexpress LLC 2,2'-bipyridine-d8 | 32190-42-4 | MFCD00190432 | 99.3% | 164.24 g·mol⁻¹ | C10D8N2 | 10 MG
2,2′-Bipyridine-d8 is the deuterium-labeled isotopologue of 2,2′-bipyridine supplied as a white to off-white solid for analytical and synthetic chemistry. It is intended for use as a tracer or internal standard in quantitative NMR, GC-MS, and LC-MS workflows, providing consistent isotopic labeling for accurate spectral and mass analyses.
- Deuterium-labeled (d8) isotopologue for isotope-dilution and tracing experiments.
- High stated purity of 99.33% for reliable analytical performance.
- Molecular formula C10D8N2 and molecular weight 164.24 g·mol⁻¹.
- Soluble in DMSO (~100 mg/mL) with ultrasonic assistance for solution preparation.
- Stable when stored as a powder at -20°C for long-term storage or 4°C for shorter term.
- Suitable as an internal standard for quantitative NMR, GC-MS, and LC-MS analyses.
Medchemexpress LLC Thiocolchicine-d3 1mg | 1314417-95-2 | 418.52 | C22H22D3NO5S | 1 MG
Thiocolchicine-d3 is a deuterium-labeled derivative of thiocolchicine used for research applications. It inhibits tubulin polymerization (reported IC50 = 2.5 μM; Ki = 0.7 μM), induces apoptosis, and can be used as a tracer or internal standard for quantitative NMR, GC-MS, or LC-MS.
- Deuterium-labeled tracer/internal standard for analytical quantitation.
- Tubulin polymerization inhibitor with reported IC50 = 2.5 μM.
- Reported Ki for tubulin binding of 0.7 μM.
- High purity (≥99.0%).
- Small pack sizes suitable for analytical applications.
- Store protected from light; stable at -80°C in solvent for up to 6 months.
Cayman Chemical ImIdacloprId-d4 1mg
An internal standard for the quantification of imidacloprid by GC- or LC-MS
Cambridge Isotope Laboratories 25-HYDROXYVITAMIN D3 MONOHYDRATE 97% CP (26,26,26,27,27,27-D6, 98%) 50 UG/ML IN ETHANOL, 1 ML
25-HYDROXYVITAMIN D3 MONOHYDRATE 97% CP (26,26,26,27,27,27-D6, 98%) 50 UG/ML IN ETHANOL, 1 ML
![Revvity Health Sciences Inc ATP, [γ-<sup>32</sup>P]- 3000Ci/mmol 10mCi/ml EasyTide, 500 µCi](https://assets.fishersci.com/TFS-Assets/CCG/product-images/502810895.jpg-250.jpg)
Revvity Health Sciences Inc ATP, [γ-32P]- 3000Ci/mmol 10mCi/ml EasyTide, 500 µCi
ATP, [γ-32P]- 3000Ci/mmol 10mCi/ml EasyTide, 500 µCi
Medchemexpress LLC Imipramine-d6 | 65100-45-0 | 500 UG
Imipramine-d6 is a deuterium-labeled Imipramine hydrochloride. Imipramine is an orally active tertiary amine tricyclic antidepressant, which acts as a Fascin1 inhibitor with antitumor activities and inhibits serotonin transporter with an IC50 value of 32 nM. It stimulates U-87MG glioma cells autophagy and induces HL-60 cell apoptosis, exhibiting neuroprotective and immunomodulatory effects.
- Used as a tracer for quantitation during drug development.
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- May affect the pharmacokinetic and metabolic profiles of drugs due to deuteration.
- Fascin1 inhibitor with antitumor activities.
- Inhibits serotonin transporter (IC50 value of 32 nM).
- Stimulates U-87MG glioma cells autophagy.
- Induces HL-60 cell apoptosis.
- Shows neuroprotective effects.
- Exhibits immunomodulatory effects.
Medchemexpress LLC Eugenol-d3 | 1335401-17-6 | 98.5% | 167.22 g/mol | C10H9D3O2 | 10 MG
Eugenol-d3 is the triply deuterated analogue of eugenol, supplied as a high-purity stable isotope standard for analytical and tracer applications. It is intended for use as an internal standard in mass spectrometry and for quantitative metabolic studies.
- High purity (~98.5%) suitable for analytical workflows.
- Chemical formula C10H9D3O2 and molecular weight 167.22 g/mol.
- Used as an internal standard for mass spectrometry and quantitative analysis.
- Suitable for tracer and metabolic studies requiring stable isotopes.
- Available in small research quantities (10 mg) for laboratory use.
Medchemexpress LLC Glyburide-d3 (deuterium-labeled glibenclamide) | 1219803-02-7 | MFCD06658648 | 99.6% | 497.02 | C23H25D3ClN3O5S | 10 MG
Glyburide-d3 is the deuterium-labeled isotopologue of glibenclamide supplied as a solid research reagent and analytical standard. It serves as a labeled internal standard and is used in studies of ATP-sensitive K+ (KATP) channel activity and related analytical workflows.
- Deuterium-labeled internal standard for analytical assays.
- High purity: 99.64%.
- CAS number: 1219803-02-7.
- Molecular weight: 497.02; chemical formula: C23H25D3ClN3O5S.
- Appearance: white to off-white solid.
- Storage: powder -20°C (3 years) or 4°C (2 years); in solvent -80°C (6 months) or -20°C (1 month).
- Solubility: DMSO 100 mg/mL; H2O 0.1 mg/mL (ultrasonic/warming recommended).
Medchemexpress LLC (E)-ferulic acid-d3 | 860605-59-0 | 99.8% | 197.20 g/mol | C10H7D3O4 | 10 MG
(E)-Ferulic acid-d3 is the deuterium-labeled analogue of (E)-ferulic acid used as an analytical standard and tracer for research applications. It is intended for use as an internal standard in quantitative techniques and exhibits the antioxidant and anti-proliferative properties associated with the parent compound.
- Deuterium-labeled internal standard for quantitative analysis.
- High purity (99.8%) suitable for analytical applications.
- Soluble in DMSO at 100 mg/mL; ultrasonic treatment may be required.
- Stable as a powder at -20°C for up to 3 years under recommended storage.
- White to off-white solid appearance for easy visual inspection.