Isotope Standards
Cayman Chemical Leukotriene E4d5
An internal standard for the quantification of LTE4 by GC- or LC-MS
Medchemexpress LLC HY-17357S 5mg Medchemexpress, Nepafenac D5 CAS:1246814-53-8 Purity:>98%
Medchemexpress, HY-17357S 5mg Nepafenac D5 CAS:1246814-53-8 Purity:>98% Medchemexpress has over 10000 novel life-science reagents, reference compounds, APIs and natural compounds for laboratory and scientific use. Other quantity can also be offered.
Medchemexpress LLC Glutaric acid-d6 | 154184-99-3 | MFCD00068286 | 98.0% | 138.15 | 10 MG
Glutaric acid-d6 is the deuterium labeled Glutaric acid. Glutaric acid is an intermediate during the catabolic pathways of lysine and tryptophan. It affects pericyte contractility and migration and is an indicator of glutaric aciduria type I.
- Used as a tracer.
- Used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
Cambridge Isotope Laboratories Simazine (ring-13C3 99%) 100 ug/mL in methanol 1 2 mL
Simazine (ring-13C3 99%) 100 ug/mL in methanol 1 2 mL
Medchemexpress LLC 21-desacetyldeflazacort-d5 | 13649-57-5 | 99.3% | 404.51 g/mol | C23H24D5NO5 | 5 MG
21-Desacetyldeflazacort-d5 is a deuterium-labeled analytical reference standard of 21-desacetyldeflazacort for research use. It is designed to support accurate quantification of the active metabolite in biological samples and to improve precision in method validation and pharmacokinetic studies.
- Deuterium-labeled isotopologue for mass-spectrometry assays.
- High purity (>99.3%) for analytical reliability.
- Molecular weight 404.51 g/mol, well characterized.
- Suitable as an internal standard for LC-MS/MS and PK studies.
- Available in small mg quantities for analytical workflows.
Medchemexpress LLC Doxazosin-d8 hydrochloride | 1219803-95-8 | 99.5% | C23H18D8ClN5O5 | 5 MG
Doxazosin-d8 (hydrochloride) is the deuterium-labeled Doxazosin hydrochloride. Stable heavy isotopes of hydrogen, carbon, and other elements are incorporated into drug molecules, primarily as tracers for quantitation during the drug development process. Deuteration has gained attention due to its potential to affect the pharmacokinetic and metabolic profiles of drugs.
- 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 Hydroxyzine-d8 | 1189480-47-4 | 99.0% | 1 MG
Hydroxyzine-d8 is deuterium labeled Hydroxyzine. It functions as a histamine H1-receptor antagonist. This compound is suitable for use as a tracer and as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Used as a tracer
- Internal standard for quantitative analysis
- Histamine H1-receptor antagonist
- Targets H1 receptor
- Involved in GPCR/G protein, immunology/inflammation, and neuronal signaling pathways
Medchemexpress LLC Nitroxoline-d4 (8-Hydroxy-5-nitroquinoline-d4) | 4008-48-4 | 1 MG
Nitroxoline-d4 is a deuterium-labeled form of Nitroxoline. Nitroxoline is an antibiotic effective against biofilm infections, primarily by chelating Fe2+ and Zn2+ ions from the biofilm matrix. This compound is intended for research use only and is not sold to patients. Deuterated compounds like Nitroxoline-d4 can serve as tracers for quantitation during drug development and may 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 of hydrogen, carbon, and other elements incorporated into drug molecules for quantitation during drug development.
- Deuteration has the potential to affect the pharmacokinetic and metabolic profiles of drugs.
eMolecules 349554-00-3 | Medchem Express | Enalaprilat-d5 | 1mg | 415688613 | HY-B0231AS | MFCD06656364 | 353.43 | C18H24N2O5
Pharmablock | 6-formylpyridine-2-carbonitrile | 25mg | 689239304 | PBP11023 | 85148-95-4 | MFCD01108768 | 132.122 | C7H4N2O
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Medchemexpress LLC Glutaric acid-d6 | 154184-99-3 | 98.0% | 138.15 | 50 MG
Glutaric acid-d6 is a deuterium-labeled form of Glutaric acid, which is an important intermediate in the catabolic pathways of lysine and tryptophan. It plays a role in affecting pericyte contractility and migration, and its presence can serve as an indicator of glutaric aciduria type I.
- Used as a tracer
- Functions as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
- Affects pericyte contractility and migration
- Indicates glutaric aciduria type I
eMolecules 764661-24-7 | Medchem Express | NNK-d4 | 1mg | 784543856 | HY-126477S | MFCD01861565 | 211.257 | C10H13N3O2
Medchem Express | NNK-d4 | 1mg | 784543856 | HY-126477S | 764661-24-7 | MFCD01861565 | 211.257 | C10H13N3O2
Cambridge Isotope Laboratories Nicotelline (2 2 4 4 5 5 6 6-D8 97%) 100 ug/mL in acetonitrile 1 2 mL
Nicotelline (2 2 4 4 5 5 6 6-D8 97%) 100 ug/mL in acetonitrile 1 2 mL