Isotopically Labeled Compounds
Medchemexpress LLC Alogliptin-d3 (free base) | 1133421-35-8 | 99.6% | 342.41 g/mol | C18H18D3N5O2 | 10 MG
A deuterium-labeled analog of alogliptin supplied for research use as a tracer or internal standard in quantitative analytical methods such as NMR, GC-MS, and LC-MS. It is intended for laboratory research and not for human use.
- Deuterium-labeled tracer suitable for quantitative analysis.
- High purity (99.6%).
- Molecular weight 342.41 g/mol.
- Supplied as a 10 mg solid, white to off-white.
- Soluble in DMSO (100 mg/mL) and H2O (10 mg/mL) with ultrasonic or warming assistance.
- Recommended storage: powder -20°C up to 3 years; in solvent -80°C up to 6 months.
Medchemexpress LLC Neratinib-d6 | 1259519-18-0 | 563.08 | 1 MG
Neratinib-d6 (HKI-272-d6) is the deuterium labeled Neratinib. Neratinib (HKI-272) is an orally available, irreversible tyrosine kinase inhibitor with IC50s of 59 nM and 92 nM for HER2 and EGFR, respectively. For research use only.
- 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.
![Medchemexpress LLC Yohimban-16-carboxylic acid, 11,17-dimethoxy-18-[[3,4,5-tri(methoxy-d3)benzoyl]oxy]-, methyl ester, (3β,163,17α,18β,20α)- | 84759-11-5 | 617.73 | 1 MG](https://assets.fishersci.com/TFS-Assets/CCG/product-images/default.jpg-250.jpg)
Medchemexpress LLC Yohimban-16-carboxylic acid, 11,17-dimethoxy-18-[[3,4,5-tri(methoxy-d3)benzoyl]oxy]-, methyl ester, (3β,163,17α,18β,20α)- | 84759-11-5 | 617.73 | 1 MG
Reserpine-d9 is the deuterium labeled Reserpine. Reserpine is an inhibitor of the vesicular monoamine transporter 2 (VMAT2). Deuteration can affect the pharmacokinetic and metabolic profiles of drugs. This compound is for research use only, not sold to patients.
- Used as a tracer.
- Used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
Medchemexpress LLC Citric acid-d4 | 147664-83-3 | 196.15 | 25 MG
Citric acid-d4 is the deuterium labeled Citric acid (HY-N1428). Citric acid is a natural preservative and food tartness enhancer. It induces apoptosis and cell cycle arrest at G2/M phase and S phase in HaCaT cells. Citric acid can cause oxidative damage of the liver by decreasing antioxidative enzyme activities. It is also an acidulant, emulsifier, sequestrant, and buffering agent widely used across many industries. This product is for research use only and not sold to patients.
- 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 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 affect the pharmacokinetic and metabolic profiles of drugs.
Medchemexpress LLC Methyl paraben-d4 | 362049-51-2 | 156.17 | 5 MG
Methyl paraben-d4 is the deuterium labeled Methyl Paraben. Methyl Paraben, isolated from the barks of Tsuga dumosa, is the methyl ester of p-hydroxybenzoic acid and a standardized chemical allergen. Methyl Paraben is a stable, non-volatile compound used as an antimicrobial preservative in foods, agents, and cosmetics. The physiologic effect of Methyl Paraben involves increased histamine release and cell-mediated immunity.
- It is a deuterium labeled methyl paraben.
- It is a stable, non-volatile compound.
- It can be used as an antimicrobial preservative in foods, agents, and cosmetics.
- It can be used as a tracer.
- It can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Deuteration has the potential to affect the pharmacokinetic and metabolic profiles of drugs.
Cambridge Isotope Laboratories Carbon dioxide (13C 99%) ( 2% 18O) 5 L
Carbon dioxide (13C 99%) ( 2% 18O) 5 L
Cambridge Isotope Laboratories Fluorene (D10 98%) 200 ug/mL in isooctane 1 2 mL
Fluorene (D10 98%) 200 ug/mL in isooctane 1 2 mL
Medchemexpress LLC Salbutamol-d9 acetate (Albuterol-d9 acetate) | 1781417-68-2 | 99.5% | 1 MG
Salbutamol-d9 (Albuterol-d9) acetate is the deuterium-labeled form of Salbutamol, an orally active, short-acting β2-adrenergic receptor agonist. It promotes tumorigenesis in gastric cancer cells via the β2-AR/ERK/EMT pathway and can relax bronchial smooth muscle, used in studies of bronchospasm induced by asthma and chronic obstructive pulmonary disease. It is 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.
- 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 during drug development
- May affect pharmacokinetic and metabolic profiles of drugs through deuteration
Cambridge Isotope Laboratories Water deuterium depleted ( 43 ppm deuterium) 25 g
Water deuterium depleted ( 43 ppm deuterium) 25 g
Cambridge Isotope Laboratories Anthracene (D10 98%) 200 ug/mL in isooctane 1 2 mL
Anthracene (D10 98%) 200 ug/mL in isooctane 1 2 mL
Medchemexpress LLC Benzothioamide-d5 | 1219804-59-7 | 142.23 | C7H2D5NS | 100 MG
Benzothioamide-d5 is the deuterium-labeled analogue of benzothioamide used as a stable-isotope standard and tracer for analytical and mechanistic studies. Supplied as a solid, it is intended for use as an internal standard in mass spectrometry and as a reference in NMR experiments.
- Deuterium-labeled (d5) for clear mass shift in MS analyses
- Suitable as an internal standard for LC-MS, GC-MS, and NMR
- Supplied as a solid for convenient handling and storage
- Stable under recommended storage conditions for long-term use
- Useful as a tracer in mechanistic and quantitative studies
Medchemexpress LLC Diphenylsulfane-d1 | 180802-01-1 | 99.5% | 187.28 g/mol | C12H9DS | 5 MG
Diphenylsulfane-d1 is the deuterium-labeled analogue of diphenylsulfane (diphenyl sulfide), supplied in small research quantities as an isotopically labeled reference or tracer for analytical, mechanistic, and mass spectrometry applications.
- Deuterium-labeled at one position (d1) for isotopic tracing.
- High chemical purity suitable for use as an analytical standard.
- Provided in small-quantity packaging tailored for research use.
- Suitable as an internal standard in mass spectrometry and quantitative analysis.
- Chemical identity corresponds to formula C12H9DS and molar mass ~187.28 g/mol.
Medchemexpress LLC L-Glutamine-13C5,15N2,d5 | 2123439-02-9 | 158.13 | 5 MG
L-Glutamine-13C5, 15N2, d5 is the deuterium, 13C-, and 15N-labeled form of L-Glutamine. It is a non-essential amino acid involved in numerous metabolic processes, providing a source of carbons for oxidation in some cells. This product is intended for research use only.
- Can be used as a tracer.
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
Cayman Chemical AmprenavIr-d4 1mg
An internal standard for the quantification of amprenavir by GC- or LC-MS