Isotopically Labeled Compounds
Medchemexpress LLC Homosalate-d4 (Homomenthyl salicylate-d4) | 118-56-9 | 99.95% | 5 MG
Homosalate-d4 is the deuterium labeled Homosalate, an organic compound used in sunscreens as a chemical UV filter to protect the skin from sun damage. Intended for research use only, this compound can serve as a tracer and an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS. Stable heavy isotopes, like deuterium, are incorporated into drug molecules for quantitation during drug development, with deuteration showing 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
Medchemexpress LLC Sodium propionate-d5 | 202529-18-8 | >99.91% | 5 MG
Sodium propionate-d5 | 202529-18-8 | >99.91% | 5 MG
Cambridge Isotope Laboratories D-GLUCOSE (1-13C, 98-99%), 10 G, 40762-22-9
D-GLUCOSE (1-13C, 98-99%), 10 G, 40762-22-9
Medchemexpress LLC Piperazin-2-one-d6 | 1219803-71-0 | MFCD11983578 | 99.3% | 106.16 | C4H2D6N2O | 10 MG
Piperazin-2-one-d6 is the deuterium-labeled isotopologue of piperazin-2-one, provided as a white solid for use as an internal standard or tracer in analytical and drug-development workflows. It is suited for quantitative mass spectrometry and NMR applications, supplied in small, precisely measured packages, and accompanied by supporting documentation for safe handling and storage.
- Deuterium-labeled (d6) for isotope dilution quantitation.
- High purity suitable for analytical standards.
- White solid stable under recommended storage conditions.
- Available in multiple small package sizes including 10 mg.
- Molecular weight 106.16; molecular formula C4H2D6N2O.
- Supplied with certificate of analysis and safety data sheet.
Medchemexpress LLC Hexadecane-d34 100mg
Hexadecane-d34 (n-Hexadecane-d34) is the deuterium labeled Hexadecane (HY-W099580) Hexadecane (n-Hexadecane) is a saturated hydrocarbon of alkanes or paraffins and can be used as an organic solvent Hexadecane is a component of petroleum belongs to hydrophobic substrates and is a model substance for studying bacterial degradation of hydrophobic compounds[1]
Cambridge Isotope Laboratories Dibenzo-p-dioxin (13C12 99%) 50 ug/mL in nonane 1 2 mL
Dibenzo-p-dioxin (13C12 99%) 50 ug/mL in nonane 1 2 mL
Cambridge Isotope Laboratories Theophylline (2-13C 99% 1 3-15N2 98%) 0 1 g
Theophylline (2-13C 99% 1 3-15N2 98%) 0 1 g
Medchemexpress LLC Robenacoxib-d5 | 2012598-81-9 | 99.6% | 332.30 | C16H8D5F4NO2 | 5 MG
Robenacoxib-d5 is the deuterium-labeled isotopologue of robenacoxib supplied as a stable isotope standard for analytical and research applications. It is intended primarily for use as an internal standard or tracer in quantitative mass spectrometry and method development.
- Deuterium-labeled internal standard for accurate quantification.
- Suitable for LC-MS method development and validation.
- Reduces matrix effects and improves assay precision.
- Provided in milligram quantities compatible with analytical workflows.
- Molecular formula C16H8D5F4NO2 and molecular weight 332.30.
Medchemexpress LLC Hexazinone-d6 | 1219804-22-4 | 98.88% | 1 MG
Hexazinone-d6 is the deuterium labeled Hexazinone, a nonselective herbicide from the triazine family. It inhibits photosynthesis by binding to the D-1 quinone protein of the electron transport chain in photosystem II.
- 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 Enclomiphene-d4 | 15690-57-0 | 99.9% | 409.98 | 1MG
Enclomiphene-d4 is a deuterium labeled Enclomiphene. Enclomiphene is a potent and orally active estrogen receptor antagonist with antioestrogenic property. This compound can be used as a tracer and 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.
- Deuterium labeled Enclomiphene
- Potent and orally active estrogen receptor antagonist with antioestrogenic property
- 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 Heptadecanoic acid | 506-12-7 | 270.45 | 250 MG
Heptadecanoic acid is an odd-chain saturated fatty acid (OCS-FA) that can inhibit cell proliferation and induce apoptosis, exhibiting antitumor activity. It is also associated with various diseases, including coronary heart disease, pre-diabetes, type 2 diabetes, and multiple sclerosis.
- Odd-chain saturated fatty acid
- Inhibits cell proliferation
- Induces apoptosis
- Exhibits antitumor activity
- Promotes apoptosis by activating the PI3K/Akt signaling pathway
- Increases cumulative intracolonic amount and accelerates rat colonic motility
Cayman Chemical rac-AprepItnt-d4 500ug
An internal standard for the quantification of aprepitant by GC- or LC-MS
American Radiolabeled Chemicals Inc 4-HYDROXYTAMOXIFEN-3H 250UC
4-Hydroxytamoxifen methiodide-N-methyl-3H 250uCi in ethanol, 1 mCi/ml, S.A. 65-87 Ci/mmol, M.W. 529.4, Shipped in Dry Ice, Exclusive