Isotopically Labeled Compounds
Medchemexpress LLC Nonadecane | 629-92-5 | 100 MG
Nonadecane is a herbicide used for the control of weeds in Dendrobium orchids. This product is provided as a colorless to off-white solid.
- Purity: 98.0%
- Molecular weight: 268.52
- Chemical formula: C19H40
- Appearance: Solid
- Color: Colorless to off-white
- Shipping: Room temperature in continental US; may vary elsewhere
- 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
- Solubility in ethanol: 20 mg/mL (74.48 mM)
Medchemexpress LLC (±)12(13)Epoxy-9Z-octadecenoic-9,10,12,13-d4 acid | 17966-13-1 | 99.0% | 300.47 | 25 UG
(±)12(13)-EpOME-d4 is a deuterium labeled compound designed for research use. It can serve as a tracer and an internal standard in quantitative analysis methods such as NMR, GC-MS, or LC-MS. Deuteration may influence the pharmacokinetic and metabolic profiles of drugs.
- Used as a tracer
- Functions as an internal standard for quantitative analysis
- Applicable in NMR, GC-MS, or LC-MS
- Deuterium labeled compound
Medchemexpress LLC Thymol-d13 | 1219798-93-2 | 10 MG
Thymol-d13 is the deuterium labeled Thymol. Thymol is the main monoterpene phenol occurring in essential oils isolated from plants belonging to the Lamiaceae family, and other plants such as those belonging to the Verbenaceae, Scrophulariaceae, Ranunculaceae and Apiaceae families. Thymol has antioxidant, anti-inflammatory, antibacterial and antifungal effects.
- 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 Meglutol-d3 | 59060-36-5 | 98.0% | 5 MG
Meglutol-d3 is the deuterium labeled Meglutol. Meglutol is an antilipemic agent which lowers cholesterol, triglycerides, serum beta-lipoproteins and phospholipids, and inhibits the activity of hydroxymethylglutarryl CoA reductases, which is the rate limiting enzyme in the biosynthesis of cholesterol.
- Can be used as a tracer.
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Deuteration has gained attention because of its potential to affect the pharmacokinetic and metabolic profiles of drugs.
Medchemexpress LLC Lactyl-CoA | 1926-57-4 | 98.01% | C24H40N7O18P3S | 25 MG
Lactyl-CoA is an acyl-CoA formed by the condensation of the sulfhydryl group of CoA and the carboxyl group of lactic acid. It is crucial for the biosynthesis of biodegradable and biocompatible lactic acid-based copolymers. GTPSCS can also function as Lactyl-CoA synthetase, converting lactic acid into Lactyl-CoA to provide substrate for histone lactation.
Medchemexpress LLC Nicotinic acid-d4 | 66148-15-0 | 99.2% | 127.13 g/mol | C6HD4NO2 | 10 MG
Niacin-d4 (nicotinic acid-d4) is a deuterium-labeled stable isotope of niacin (vitamin B3) supplied as a calibrated reference material for analytical and metabolic studies. It is formulated for use as an internal standard or tracer in mass spectrometry, quantitative assays, and isotope-tracing experiments, and is supplied with reported high purity and recommended storage conditions.
- High isotopic labeling for accurate mass spectrometry quantification.
- Reported high purity (≈99.2%) suitable for analytical reference use.
- Supplied in small measured quantities suitable for trace-level studies.
- Solid form recommended stored sealed, protected from moisture and light at 4°C; in solution, store frozen.
Medchemexpress LLC Phenytoin-d10 | 65854-97-9 | MFCD00143404 | 99.5% | 262.33 g/mol | C15H2D10N2O2 | 10 MG
Deuterated phenytoin used as a stable-isotope internal standard and analytical reference for quantitative LC- or GC-MS assays. Supplied as a purified solid intended for research use only.
- Deuterated analog of phenytoin for use as an internal standard in LC- or GC-MS assays.
- High isotopic labeling to improve accuracy in quantitative analyses.
- Purity 99.5% as specified by the manufacturer.
- Molecular weight 262.33 g/mol and CAS number 65854-97-9.
- Provided as a 10 mg solid vial for laboratory use.
- For research use only; not for human or clinical applications.
Medchemexpress LLC Tempol-d17,15N | 90429-66-6 | 98.4% | 190.34 | C9HD1715NO2 | 10 MG
Tempol-d17,15N is the deuterium- and 15N-labeled analogue of Tempol (4-hydroxy-TEMPO), intended for research use as a stable isotope tracer and quantitative internal standard. The parent nitroxide functions as a superoxide dismutase (SOD)-mimetic that neutralizes reactive oxygen species, and isotopic labeling enables tracer studies and accurate quantitation in analytical workflows.
- Deuterium and 15N labeled for use as a stable isotope tracer.
- Suitable as an internal standard for NMR, GC-MS, and LC-MS quantitation.
- High purity (98.4%) appropriate for analytical applications.
- Acts as an SOD-mimetic nitroxide that neutralizes reactive oxygen species.
- Available in small, weighed quantities for analytical and tracer studies.
Cambridge Isotope Laboratories Sodium borodeuteride-D4 (D 99%) CP 95% 5 g
Sodium borodeuteride-D4 (D 99%) CP 95% 5 g
Cambridge Isotope Laboratories PENTADECANOIC ACID (METHYL-D3, 98%), 0.1 G, 352431-40-4
PENTADECANOIC ACID (METHYL-D3, 98%), 0.1 G, 352431-40-4
Cayman Chemical Sphingosine d20 1
Composes a significant portion of CNS gangliosides; concentration increases with maturation and may be related to nervous system degeneration
Medchemexpress LLC Donepezil-d5 | 1128086-25-8 | 99.3% | C24H24D5NO3 | 1 MG
Donepezil-d5 is a deuterium-labeled version of Donepezil, a potent and specific AChE inhibitor. It has IC50 values of 8.12 nM for bovine AChE and 11.6 nM for human AChE. Deuteration, the incorporation of stable heavy isotopes into drug molecules, is used as a tracer during drug development and can influence 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
Medchemexpress LLC (±)12(13)-DiHOME-d4 | 59981-84-9 | 99.0% | C18H30D4O4 | 25 UG
(±)12(13)-DiHOME-d4 is a deuterium labeled form of (±)12(13)-DiHOME. It is used as a stable heavy isotope tracer in drug development to study pharmacokinetic and metabolic profiles, and for quantitative analysis.
- Serves as an internal standard for quantitative analysis
- Compatible with techniques such as NMR, GC-MS, or LC-MS
- Incorporation of stable heavy isotopes can affect pharmacokinetic and metabolic profiles
Medchemexpress LLC (±)14(15)-DiHET-d11 | 98050-20-5 | 95.0% | C20H23D11O4 | 25 UG
(±)14,15-DiHETrE-d11 is the deuterium labeled metabolite of (±)14(15)-EET, formed by epoxide hydrolases. This compound is for research use only and not sold to patients. Deuteration can affect the pharmacokinetic and metabolic profiles of drugs.
- Used as a tracer or internal standard
- Suitable for quantitative analysis by NMR, GC-MS, or LC-MS
Medchemexpress LLC Prucalopride-13C,d3 | 2140306-00-7 | 99.0% | C1713CH23D3CIN3O3 | 1 MG
Prucalopride-13C,d3 is the 13C- and deuterium labeled Prucalopride, used largely as a tracer for quantitation during drug development. Deuteration has potential to affect the pharmacokinetic and metabolic profiles of drugs. This product has not been fully validated for medical applications and is for research use only.
- Stable heavy isotopes incorporated into drug molecules
- Potential to affect pharmacokinetic and metabolic profiles of drugs
- Target: 5-HT receptor
- Pathway: GPCR/G protein; neuronal signaling