Isotopically Labeled Compounds
Medchemexpress LLC 1-bromoheptane-d5 | 1219805-66-9 | >98.0% | 184.13 g/mol | C7H10D5Br | 50 MG
1-Bromoheptane-d5 is the deuterium-labeled analogue of 1-bromoheptane used as an isotope-labelled standard and reagent in analytical and synthetic applications. It contains five deuterium atoms, making it suitable as an internal standard for quantitative mass spectrometry and tracer studies. Store and handle under recommended low-temperature conditions to preserve integrity.
- Deuterium-labeled (d5) isotopologue for mass spectrometry and tracer studies.
- Suitable as an internal standard for quantitative GC-MS and LC-MS methods.
- Molecular weight 184.13 g/mol and chemical formula C7H10D5Br.
- Available in small-mass vials for laboratory use (for example, 50 mg).
- Recommended storage: pure form -20°C; in solvent -80°C for long-term storage.
Medchemexpress LLC D-Xylulose-2-13C | 131771-47-6 | 99.5% | 151.12 | 50 MG
D-Xylulose-2-13C is the 13C labeled D-Xylulose. D-xylulose is a precursor of the pentiol D-arabi. This product is for research use only and not sold to patients.
- This compound can be used as a tracer.
- This compound can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- 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.
Medchemexpress LLC Pyrazine-d4 | 1758-62-9 | 84.11 | 1 MG
Pyrazine-d4 is a deuterium-labeled pyrazine designed for research applications. This compound is primarily used as a tracer for quantitation during drug development processes. The incorporation of stable heavy isotopes, such as deuterium, into drug molecules has been shown to affect pharmacokinetic and metabolic profiles.
- 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 Normetanephrine-d3 hydrochloride | 1085333-97-6 | 99.9% | 222.68 | 5 MG
Normetanephrine-d3 (hydrochloride) is the deuterium labeled Normetanephrine hydrochloride. Normetanephrine ((±)-Normetanephrine) hydrochloride is the O-methylated metabolite of norepinephrine (NE). It is used for research purposes only and is not sold to patients. Stable heavy isotopes, like deuterium, are incorporated into drug molecules as tracers for quantitation during drug development, with deuteration potentially affecting the pharmacokinetic and metabolic profiles of drugs.
- Deuterium labeled compound
- 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 L-Glutamine-13C5,15N2 | 285978-14-5 | 153.09 | 1 MG
L-Glutamine-13C5,15N2 is the 13C- and 15N-labeled L-Glutamine. It is a non-essential amino acid abundantly present throughout the body and involved in many metabolic processes, providing a source of carbons for oxidation in some cells. This product is for research use only.
- 13C- and 15N-labeled L-Glutamine
- Non-essential amino acid
- 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 L-Tryptophan-15N2 | 204634-20-8 | 206.21 | 5 MG
L-Tryptophan-15N2 is the 15N-labeled L-Tryptophan, an essential amino acid that is a precursor of serotonin, melatonin, and vitamin B3. This compound is used as a tracer and an internal standard for quantitative analysis.
- Used as a tracer
- Used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
Medchemexpress LLC Reserpine-d9 | 84759-11-5 | 617.73 | 5 MG
Reserpine-d9 is the deuterium labeled Reserpine. Reserpine is an inhibitor of the vesicular monoamine transporter 2 (VMAT2). Stable heavy isotopes have been incorporated into this compound for quantitation during drug development. Deuteration has gained attention because of its potential to affect 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.
- Has the potential to affect the pharmacokinetic and metabolic profiles of drugs due to deuteration.
Medchemexpress LLC Hypericin-d10 | 514.50 | 1 MG
Hypericin-d10 is the deuterium-labeled Hypericin. Hypericin is a photosensitive antiviral with anticancer and antidepressant properties, derived from *Hypericum perforatum*. It can inhibit tyrosine kinases with an IC50 of 7.5 μM.
- 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 L-Tyrosine-d2-1 | 30811-19-9 | 183.20 | 500 MG
L-Tyrosine-d2-1 is the deuterium labeled L-Tyrosine. L-Tyrosine is a non-essential amino acid which can inhibit citrate synthase activity in the posterior cortex. This compound is intended for use as a tracer and as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS. Stable heavy isotopes have been incorporated into drug molecules for quantitation during drug development. Deuteration has gained attention for its potential to affect pharmacokinetic and metabolic profiles of drugs.
- Deuterium labeled L-Tyrosine
- Non-essential amino acid
- Can inhibit citrate synthase activity in the posterior cortex
- Can be used as a tracer
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
- High purity: 99.30%
![Revvity Health Sciences Inc D- (+) Biotin, [3H(G)]- 250 µCi](https://assets.fishersci.com/TFS-Assets/CCG/product-images/502105564.jpg-250.jpg)
Medchemexpress LLC Flucytosine-13C,15N2 | 1216616-31-7 | 98.1% | 1 MG
Flucytosine-13C,15N2 is a 13C- and 15N-labeled derivative of Flucytosine, primarily for research use only. It serves as a tracer or an internal standard for quantitative analysis. The incorporation of stable heavy isotopes into drug molecules aids in quantitation during drug development, with deuteration specifically impacting pharmacokinetic and metabolic profiles.
- Used as a tracer
- Functions as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
- Incorporates stable heavy isotopes into drug molecules for quantitation
- Deuteration can affect pharmacokinetic and metabolic profiles of drugs
Medchemexpress LLC Phenacetin-13C | 72156-72-0 | 99.9% | 25 MG
Phenacetin-13C is a 13C labeled version of Phenacetin, also known as Acetophenetidin. It is a non-opioid analgesic and antipyretic agent that acts as a selective COX-3 inhibitor. It is utilized as a probe for cytochrome P450 enzymes CYP1A2 in human liver microsomes and in rats. Stable heavy isotopes, such as carbon-13, are incorporated into drug molecules for quantitation during drug development, with deuteration also having potential impacts on pharmacokinetic and metabolic profiles.
- Can be used as a tracer
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
- Selective COX-3 inhibitor
- Probe for cytochrome P450 enzymes CYP1A2
- Features a stable heavy isotope (carbon-13) for quantitation during drug development
Medchemexpress LLC Glutaric acid-d4 | 19136-99-3 | MFCD00209727 | 99.46% | 136.14 | 100 MG
Glutaric acid-d4 is the deuterium labeled Glutaric acid. Glutaric acid, C5 dicarboxylic acid, is an intermediate during the catabolic pathways of lysine and tryptophan. Glutaric acid affects pericyte contractility and migration. Glutaric acid is an indicator of glutaric aciduria type I.
- This compound can be used as a tracer.
- This compound can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- 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.
Medchemexpress LLC Nonan-1-ol-d19 | 349553-86-2 | 98.0% | 163.37 | 25 MG
Nonan-1-ol-d19 is a deuterium-labeled Nonan-1-ol. Stable heavy isotopes of hydrogen, carbon, and other elements, such as deuterium, have been incorporated into drug molecules for use as tracers in drug development and to study their impact on pharmacokinetic and metabolic profiles.
- 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 L-Glutamine-5-13C | 159680-32-7 | 147.14 | 5 MG
L-Glutamine-5-13C is the 13C-labeled L-Glutamine. L-Glutamine (L-Glutamic acid 5-amide) is a non-essential amino acid found abundantly throughout the body and is involved in many metabolic processes. It provides a source of carbons for oxidation in some cells. Stable heavy isotopes of hydrogen, carbon, and other elements have been incorporated into drug molecules, primarily as tracers for quantitation during drug development. Deuteration has garnered attention due to its potential to 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.
- Stable heavy isotopes used as tracers for quantitation during drug development.
- Deuteration can influence pharmacokinetic and metabolic profiles of drugs.