Isotopically Labeled Compounds
Medchemexpress LLC Nonanoic acid-d4 | 1219795-27-3 | 1 MG
Nonanoic acid-d4, also known as Pelargonic acid-d4, is a deuterium-labeled version of Nonanoic acid. Nonanoic acid is a naturally occurring saturated fatty acid composed of nine carbon atoms. This compound is known to significantly decrease bacterial translocation, boost antibacterial activity, and notably increase the production of porcine β-defensins 1 (pBD-1) and pBD-2.
- Stable isotope-labeled compound.
- Can be utilized as a tracer in various research applications.
- Serves as an internal standard for quantitative analysis using techniques such as NMR, GC-MS, or LC-MS.
- Valuable for pharmacokinetic and metabolic studies due to the potential of deuteration to influence drug profiles.
- Significantly reduces bacterial translocation.
- Enhances antibacterial activity.
- Remarkably increases the secretion of porcine β-defensins 1 (pBD-1) and pBD-2.
Cayman Chemical TIlmIcosIn-d3 1mg
An internal standard for the quantification of tilmicosin by GC- or LC-MS
Medchemexpress LLC Sulfabrom-d4 | 2374858-36-1 | 361.25 | 100 MG
Sulfabrom-d4 (N 3517-d4) is the deuterium labeled Sulfabrom (HY-U00131). Sulfabrom is a long-acting Sulfonamide used for the treatment of coccidiosis and various bacterial infections in poultry, swine, and cattle.
- Deuterium labeled Sulfabrom
- Long-acting Sulfonamide
- Used for coccidiosis treatment
- Used for various bacterial infections in poultry, swine, and cattle
Cayman Chemical ArachIdIc AcId-d2 50mg
An internal standard for the quantification of arachidic acid by GC- or LC-MS
Medchemexpress LLC L-Cysteine-13C3,15N | 202406-97-1 | 99.9% | 125.13 | 25 MG
L-Cysteine-13C3,15N is the 13C- and 15N-labeled L-Cysteine. L-Cysteine is a conditionally essential amino acid that acts as a precursor for biologically active molecules such as hydrogen sulphide (H2S), glutathione, and taurine. It suppresses ghrelin and reduces appetite in rodents and humans. 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.
- 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 Umifenovir-d6 hydrochloride | 2928218-29-3 | MFCD35065530 | ≥99% | 519.92 | 1 MG
Umifenovir-d6 (hydrochloride) is the deuterium labeled Umifenovir hydrochloride. This compound is a potent, orally active broad-spectrum antiviral agent that is active against various enveloped and non-enveloped viruses. It serves as an anti-influenza virus agent and is effective in inhibiting the fusion of viruses with host cells. Furthermore, Umifenovir hydrochloride acts as an efficient in vitro inhibitor of SARS-CoV-2 and exhibits anti-inflammatory activity.
- Deuterium labeled Umifenovir hydrochloride
- Potent, orally active broad-spectrum antiviral agent
- Active against various enveloped and non-enveloped viruses
- Anti-influenza virus agent
- Inhibits fusion of viruses with host cells
- Efficient in vitro inhibitor of SARS-CoV-2
- Exhibits anti-inflammatory activity
Cayman Chemical HypoxnthIn-d4 25mg
An internal standard for the quantification of hypoxanthine by GC- or LC-MS
Medchemexpress LLC Xanthine-13C,15N2 | 1262670-81-4 | MFCD34676312 | >97.0% | 155.09 g·mol⁻1 | C4H4N2O2 (isotopically labeled: 13C, 15N2) | 5 MG
Xanthine-13C,15N2 is an isotopically labeled xanthine used as a tracer and internal standard in mass spectrometry, metabolic pathway studies, and other biochemical research. The compound contains one 13C atom and two 15N atoms to enable highly specific tracking and quantification in isotope-dilution assays. Supplied in small masses for analytical workflows, it is intended for research use only.
- Isotopic labeling: 13C and 15N2 for tracer experiments.
- Suitable as an internal standard for mass spectrometry workflows.
- Molecular weight 155.09 g·mol⁻1 and formula C4H4N2O2 (isotopically labeled).
- Supplied in small quantities appropriate for analytical assays.
- Recommended storage: powder -20°C for long term, 4°C for shorter term.
Medchemexpress LLC Propantheline-d3 bromide | 64717-35-7 | MFCD01311246 | 99.0% | 451.41 g/mol | C23H27D3BrNO3 | 10 MG
Deuterium-labeled propantheline bromide provided as a high-purity solid for use as a tracer and internal standard in quantitative mass spectrometry and NMR applications.
- Deuterium-labeled tracer for MS and NMR quantitative analysis.
- High purity: 99.0%.
- Molecular formula: C23H27D3BrNO3; molecular weight: 451.41 g/mol.
- Appearance: off-white to light yellow solid.
- Solubility: DMSO ≥ 100 mg/mL; H2O 50 mg/mL (may require ultrasonic).
- Storage: 4°C sealed; in solvent -80°C (6 months) or -20°C (1 month).
- Available in small analytical quantities, e.g., 10 mg pack.
Medchemexpress LLC Baricitinib-d3 | 1564242-30-3 | C16H14D3N7O2S | 5 MG
Baricitinib-d3, also known as LY3009104-d3 or INCB028050-d3, is a deuterium labeled version of Baricitinib. Baricitinib is a selective and orally bioavailable inhibitor of JAK1 and JAK2, with IC50s of 5.9 nM and 5.7 nM, respectively.
- Can be used as a tracer.
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Purity is 99.0%.
- Molecular weight is 374.44.
- Chemical formula is C16H14D3N7O2S.
- CAS number is 1564242-30-3.
- Appearance is solid.
- Color is white to off-white.
Cayman Chemical 5-BromopentnoIc AcId-d4 25mg
An internal standard for the quantification of 5-bromopentanoic acid by GC- or LC-MS
Medchemexpress LLC L-Leucine-d10 | 106972-44-5 | 141.23 | 25 MG
L-Leucine-d10 is deuterium-labeled L-Leucine. L-Leucine is an essential branched-chain amino acid (BCAA) that activates the mTOR signaling pathway. It 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