Isotopically Labeled Compounds
Cambridge Isotope Laboratories L-GLUTAMINE (ALPHA-15N, 98%), 0.1 G, 80143-57-3
L-GLUTAMINE (ALPHA-15N, 98%), 0.1 G, 80143-57-3
Cambridge Isotope Laboratories L-ASPARAGINE:H2O (15N2, 98%), 0.5 G, 287484-32-6
L-ASPARAGINE:H2O (15N2, 98%), 0.5 G, 287484-32-6
Cambridge Isotope Laboratories Dimethyl Sulfoxide-D6 | 2206-27-1 | MFCD00002090 | 5 mL
Dimethyl Sulfoxide-D6 | 99.5% | 84.17 | 2206-27-1 | MFCD00002090 | 5 mL
Medchemexpress LLC Ethylmalonic acid-d5 | 66311-22-6 | 98.09% | 137.15 | 5 MG
Ethylmalonic acid-d5 | 66311-22-6 | 98.09% | 137.15 | 5 MG
Medchemexpress LLC Monomethyl auristatin E-d8 | 2070009-72-0 | MFCD28386277 | 99.3% | 726.03 | C39H59D8N5O7 | 10 MG
MMAE-d8 is a deuterated isotopologue of monomethyl auristatin E, a potent mitotic inhibitor that disrupts microtubule dynamics. The deuterium-labeled compound is designed for use as an analytical standard, tracer, or internal standard in antibody-drug conjugate research, mass spectrometry, and pharmacokinetic studies. Supplied as a high-purity solid for laboratory use.
- Deuterated isotopologue for analytical and tracer applications.
- Potent tubulin inhibitor useful as an ADC payload reference.
- High reported purity suitable for sensitive assays.
- Available in small milligram pack sizes for research workflows.
- Supplied as a stable solid for accurate dosing and handling.
Medchemexpress LLC Dibutyl phosphate-d18 | 156213-21-7 | MFCD00012206 | 98.5% | 228.32 | C8HD18O4P | 5 MG
Dibutyl phosphate-d18 is a deuterium-labeled analogue of dibutyl phosphate provided as a small-mass analytical standard for research and analytical applications. It is intended for use as an isotopically labeled tracer or internal standard in mass spectrometry and method development, supplied at high purity for reliable analytical results.
- Deuterium-labeled internal standard for analytical quantification.
- High purity suitable for mass spectrometry and chromatographic methods.
- Available in milligram-scale quantities for laboratory use.
- Useful for tracer studies, method validation, and calibration.
- CAS 156213-21-7 for unambiguous identification.
Cambridge Isotope Laboratories ETHYL ACETOACETATE (2,4-13C2, 99%), 0.5 G, 77504-74-6
ETHYL ACETOACETATE (2,4-13C2, 99%), 0.5 G, 77504-74-6
Medchemexpress LLC Sulfamethoxazole-d4 | 1020719-86-1 | MFCD03425632 | 98.2% | 257.30 g/mol | C10H7D4N3O3S | 10 MG
Sulfamethoxazole-d4 is a deuterium-labeled analogue of the sulfonamide antibiotic sulfamethoxazole, supplied as a high-purity powder for analytical and tracer applications. Intended as an isotope-labeled internal standard for quantitative LC-MS and related studies; molecular formula C10H7D4N3O3S, molecular weight 257.30 g/mol, CAS 1020719-86-1.
- Deuterium-labeled internal standard for quantitative LC-MS analysis.
- High purity suitable for LC-MS and other analytical methods.
- Powder form for easy dissolution and aliquoting.
- Stable under recommended storage conditions for long-term use.
- Applicable to studies of bacterial folate metabolism and related assays.
Medchemexpress LLC Adenosine-d-1 | 119540-53-3 | >99.5% | 1 MG
Adenosine-d-1 is the deuterium labeled Adenosine. Adenosine (Adenine riboside), a ubiquitous endogenous autacoid, acts through the enrollment of four G protein-coupled receptors: A1, A2A, A2B, and A3. Adenosine affects almost all aspects of cellular phys.
- Used as a tracer
- Used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
Medchemexpress LLC 3-Hydroxychrysene-d11 | 2468771-62-0 | C18HD11O | 1 MG
3-Hydroxychrysene-d11 is the deuterium labeled 3-Hydroxychrysene. It can be used as a tracer and as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS. The incorporation of stable heavy isotopes of hydrogen, carbon, and other elements into drug molecules serves as tracers for quantitation during drug development. Deuteration, in particular, has garnered attention for its potential to affect the pharmacokinetic and metabolic profiles of drugs.
- Deuterium labeled 3-hydroxychrysene
- Used as a tracer
- Functions as an internal standard for quantitative analysis
- Suitable for NMR, GC-MS, or LC-MS applications
- Utilizes stable heavy isotopes for drug development quantitation
- Potential to influence pharmacokinetic and metabolic profiles
Medchemexpress LLC Malonyl CoA lithium | 108347-84-8 | 99.0% | C24H38N7O19P3S.xLi | 10MG
Malonyl CoA lithium is the lithium salt of malonyl coenzyme A used as a biochemical tool to modulate fatty acid metabolism. It functions as an inhibitor of carnitine palmitoyl transferase 1 (CPT1) and is provided for research applications with supporting documentation available.
- Inhibits carnitine palmitoyl transferase 1 (CPT1).
- Lithium salt of malonyl coenzyme A.
- Supplied in research-scale quantities (1 mg-100 mg).
- Purity 98.0-99.0% depending on batch.
- Molecular formula C24H38N7O19P3S·xLi.
- Data sheet and SDS available for handling and safety information.
Medchemexpress LLC Creatinine-d5 | 60-27-5 | 99.9% | 1 MG
Creatinine-d5 is the deuterium-labeled version of Creatinine. Creatinine is a breakdown product of creatine phosphate found in muscle, and the body typically produces it at a consistent rate. This compound is intended for research use only.
- Can be used as a tracer
- Can be used as an internal standard for quantitative analysis through methods like NMR, GC-MS, or LC-MS
- Stable heavy isotopes can be incorporated into drug molecules for use as tracers in drug development for quantitation
- Deuteration is being explored for its potential to impact the pharmacokinetic and metabolic profiles of drugs
Cayman Chemical DarIfenacIn-d4 500ug
An internal standard for the quantification of darifenacin by GC- or LC-MS
Cayman Chemical Iloperidone-d3, Purity: ≥99% (deuterated forms d1-d3), CAS: 1071167-49-1, 25 mg
An internal standard for the quantification of iloperidone by GC- or LC-MS