Isotopically Labeled Compounds
Medchemexpress LLC Menaquinone-4-d7 | 1233937-25-1 | ≥99% | 500 UG
Menaquinone-4-d7 (Vitamin K2 (MK-4)-d7) is the deuterium labeled Menaquinone-4. Menaquinone-4 is a vitamin K, used as a hemostatic agent and as an adjunctive therapy for the pain of osteoporosis. 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 Menaquinone-4
- Used as a hemostatic agent
- Adjunctive therapy for pain of osteoporosis
- Stable heavy isotopes used as tracers for quantitation during drug development
- Potential to affect pharmacokinetic and metabolic profiles of drugs
Medchemexpress LLC Irinotecan-d10 hydrochloride | 718612-62-5 | 99.76% | 633.20 | 500 UG
Irinotecan-d10 (hydrochloride) is the deuterium labeled Irinotecan. Irinotecan ((+)-Irinotecan) is a topoisomerase I inhibitor, preventing religation of the DNA strand by binding to topoisomerase I-DNA complex. This product is a deuterium labeled compound and can be used as a tracer or an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS. It is a solid with a white to yellow appearance, and deuteration has the potential to affect the pharmacokinetic and metabolic profiles of drugs.
- Deuterium labeled Irinotecan.
- Isotope-labeled compounds.
- 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.
- Deuteration has the potential to affect the pharmacokinetic and metabolic profiles of drugs.
- Appearance: Solid, white to yellow color.
Cayman Chemical CytIdIn-d2 500ug
An internal standard for the quantification of cytidine by GC- or LC-MS
Cambridge Isotope Laboratories CYTIDINE 5'-TRIPHOSPHATE, NH4 SALT (13C9, 99%; 15N3, 96-98%) CP >90% (IN SOLN), 100 UMOL
CYTIDINE 5'-TRIPHOSPHATE, NH4 SALT (13C9, 99%; 15N3, 96-98%) CP >90% (IN SOLN), 100 UMOL
Cayman Chemical LImaprost-d3 500ug
An internal standard for the quantification of limaprost by GC- or LC-MS
Medchemexpress LLC L-Leucine-d7 | 92751-17-2 | 138.22 | 1 MG
L-Leucine-d7 is a deuterium labeled L-Leucine, an essential branched-chain amino acid (BCAA) known to activate the mTOR signaling pathway. This compound serves as a valuable tool in various analytical methods, including quantitative analysis by NMR, GC-MS, or LC-MS.
- Can be used as a tracer
- Functions as an internal standard for quantitative analysis
- Activates the mTOR signaling pathway
Medchemexpress LLC DL-glutamic acid-d5 | 14341-79-8 | MFCD01074021 | 99.7% | 152.16 g/mol | C5H4D5NO4 | 5 MG
DL-glutamic acid-d5 is the deuterium-labeled analogue of DL-glutamic acid used as an isotope-labeled standard in mass spectrometry and metabolite analysis. It is supplied as a pre-weighed solid for analytical applications.
- deuterium-labeled internal standard for mass spectrometry.
- high purity (99.7%).
- molecular weight 152.16 g/mol.
- molecular formula C5H4D5NO4.
- available as pre-weighed vials (e.g., 5 MG).
Cayman Chemical -Ketoprofen-d3 500ug
An internal standard for the quantification of (±)-ketoprofen by GC- or LC-MS
![Revvity Health Sciences Inc Vasopressin (Linear), V-1A Antagonist (Phenylacetyl1, 0-Me-D-Tyr2, [<sup>125</sup>I-Arg6]-),10µCi](https://assets.fishersci.com/TFS-Assets/CCG/product-images/502810962.jpg-250.jpg)
Revvity Health Sciences Inc Vasopressin (Linear), V-1A Antagonist (Phenylacetyl1, 0-Me-D-Tyr2, [125I-Arg6]-),10µCi
Vasopressin (Linear), V-1A Antagonist (Phenylacetyl1, 0-Me-D-Tyr2, [125I-Arg6]-),10µCi
![Revvity Health Sciences Inc PK 11195, [N-Methyl-<sup>3</sup>H]-, 250µCi (9.25MBq)](https://assets.fishersci.com/TFS-Assets/CCG/product-images/502812318.jpg-250.jpg)
Revvity Health Sciences Inc PK 11195, [N-Methyl-3H]-, 250µCi (9.25MBq)
PK 11195, [N-Methyl-3H]-, 250µCi (9.25MBq)
Medchemexpress LLC Fenoverine-d8 | 00-00-0 | MFCD00865242 | 98.9% | 467.61 g·mol⁻1 | C26H17D8N3O3S | 10 MG
Fenoverine-d8 is a deuterium-labeled analytical standard of fenoverine used as a stable isotope internal standard in quantitative LC-MS and other analytical assays. It is provided with high purity and defined molecular properties for method development, validation, and pharmacokinetic or bioanalysis studies.
- Deuterium-labeled internal standard for LC-MS quantitation.
- High purity suitable for analytical applications.
- Characterized molecular weight and formula for accurate identification.
- Available in multiple small package sizes for method development.
- Provides improved accuracy in pharmacokinetic and bioanalysis studies.
Medchemexpress LLC Diclazuril-d4 | 1632495-80-7 | 97.8% | 1 MG
Diclazuril-d4 is a deuterium labeled Diclazuril, a potent and orally active anticoccidial agent. It is used in the research of infectious and parasitic diseases like coccidiosis, acute toxoplasmosis, and equine protozoal pyoencephalitis (EPM). It can also serve as a tracer and internal standard for quantitative analysis.
- Deuterium labeled form of Diclazuril
- Potent and orally active anticoccidial agent
- Tracer and internal standard for quantitative analysis (NMR, GC-MS, LC-MS)
- Molecular weight: 411.66
- Formula: C17H5D4Cl3N4O2
- Appearance: Solid, white to yellow
- Purity: 97.8%
Medchemexpress LLC Ketorolac-d5 | 1215767-66-0 | 98.8% | 5 MG
Ketorolac-d5 is a deuterium labeled Ketorolac. Ketorolac is a non-steroidal anti-inflammatory agent, acting as a nonselective COX inhibitor, with IC50s of 20 nM for COX-1 and 120 nM for COX-2.
- Can be used as a tracer.
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Store powder at -20°C for 3 years; 4°C for 2 years.
- Store in solvent and stock solution at -80°C for 6 months; -20°C for 1 month.
Medchemexpress LLC 4-Pentylphenol-d11 | 1219805-30-7 | 98.3% | 175.31 | 10 MG
4-Pentylphenol-d11 is a deuterium-labeled chemical compound with a molecular weight of 175.31. It appears as a colorless to light yellow liquid and is specified with a purity of 98.3%.
- Deuterium-labeled compound
- Purity of 98.3% (GC)
- Colorless to light yellow liquid appearance
- Isotopic enrichment of 98.4%
- Storage conditions: -20°C for 3 years (pure form); -80°C for 6 months or -20°C for 1 month (in solvent)
Cayman Chemical Cndesartn-d4 5mg
An internal standard for the quantification of candesartan by GC- or LC-MS