Isotopically Labeled Compounds
Medchemexpress LLC Fumaric acid-d4 | 194160-45-7 | 98.0% | 120.10 g·mol⁻1 | C4D4O4 | 25 MG
Fumaric acid-d4 is a deuterium-labeled analogue of fumaric acid supplied as a solid research reagent and isotopic standard for analytical and metabolic tracer studies. It provides reliable mass-shift labeling for LC-MS, NMR, and metabolic flux experiments.
- Deuterium labeled (d4) fumaric acid for stable-isotope experiments.
- High isotopic enrichment (~99.1%) enabling clear mass shifts.
- HPLC purity 98% suitable for analytical applications.
- Available in small milligram packages including 25 mg for low-quantity studies.
- Molecular formula C4D4O4; molecular weight 120.10 g·mol⁻1.
- Solid, white to off-white appearance; store powder at -20°C for long-term stability.
Medchemexpress LLC Ponesimod-d7 | 00-00-0 | MFCD18207776 | 468.02 g·mol⁻1 | C23H18D7ClN2O4S | 5 MG
Ponesimod-d7 is the deuterium-labeled analogue of ponesimod provided for research use as an isotopic tracer. It retains the parent compound's pharmacological profile while introducing a mass shift that enables unambiguous detection in mass-spectrometry assays. Typical properties include molecular formula C23H18D7ClN2O4S and molecular weight 468.02 g·mol⁻1.
- Deuterium-labeled analogue suitable for tracer studies.
- Enables mass-shift detection in LC-MS assays.
- Useful for metabolic and pharmacokinetic investigations.
- Provided as a stable powder for analytical workflows.
- Storage recommendations: powder at -20°C or 4°C; in solvent at -80°C or -20°C.
Medchemexpress LLC P-Tolualdehyde-d7 | 1219805-23-8 | 98.2% | 127.19 | 10 MG
p-Tolualdehyde-d7 is the deuterium-labeled version of p-Tolualdehyde. p-Tolualdehyde is an active small molecule that can be used as a drug intermediate. This product is for research use only and not sold to patients.
- 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 have been incorporated into drug molecules, primarily as tracers for quantitation during the drug development process.
- Deuteration may affect the pharmacokinetic and metabolic profiles of drugs.
Medchemexpress LLC O-phthalaldehyde-d6 | 68234-47-9 | MFCD30720408 | >95.0% | 140.17 | C8D6O2 | 5mg
Phthalaldehyde-d6 is the deuterium labeled Phthalaldehyde (HY-W012669) Phthalaldehyde is a biochemical assay reagent which modifies the amino acid and measure the derivative through HPLC Phthalaldehyde forms a fluorescent compound with -amino group[1][2]
![Cambridge Isotope Laboratories Glycan-N39-13C-Gal6 6 6 ([galactose-13C6 99%]3) 500 pmol](https://assets.fishersci.com/TFS-Assets/CCG/product-images/5000168019.jpg-250.jpg)
Cambridge Isotope Laboratories Glycan-N39-13C-Gal6 6 6 ([galactose-13C6 99%]3) 500 pmol
Glycan-N39-13C-Gal6 6 6 ([galactose-13C6 99%]3) 500 pmol
Medchemexpress LLC Tryptamine-d4 hydrochloride | 340257-60-5 | 99.53% | 1 MG
Tryptamine-d4 (hydrochloride) is the deuterium labeled Tryptamine hydrochloride. Tryptamine hydrochloride, a monoamine alkaloid, similar to other trace amines, is believed to play a role as a neuromodulator or neurotransmitter.
- 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.
- 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.
Medchemexpress LLC Ambroxol-d5 (hydrochloride) | 2741380-71-0 | 99.6% | 500 UG
Ambroxol-d5 (hydrochloride) is the deuterium-labeled Ambroxol hydrochloride. Ambroxol hydrochloride, an active metabolite of the proagent Bromhexine, has potent expectorant effects. It acts as a glucocerebrosidase (GCase) chaperone, increasing glucocerebrosidase activity and inducing lung autophagy. It has potential for Parkinson's disease and neuronopathic Gaucher disease research.
- Can be used as a tracer.
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Incorporates stable heavy isotopes of hydrogen, carbon, and other elements for quantitation during drug development.
- Deuteration can affect the pharmacokinetic and metabolic profiles of drugs.
Cambridge Isotope Laboratories L-LYSINE:2HCL (1-13C, 99%), 0.25 G
L-LYSINE:2HCL (1-13C, 99%), 0.25 G
Sigma Aldrich Fine Chemicals Biosciences D-Glucose-13C6 >=99 atom % 13C, >=99% (CP) | 110187-42-3 | MFCD00037544 | 100MG
D-Glucose-13C6 >=99 atom % 13C, >=99% (CP) | Purity: >=99% (CP) | Mol Wt: 186.11 | 110187-42-3 | MFCD00037544 | 100MG
Cambridge Isotope Laboratories Glycerol (13C3) | 63346-81-6 | MFCD00083975 | 1 g
Glycerol (13C3) | Purity: 98% | Mol Wt: 95.07 | 63346-81-6 | MFCD00083975 | 1 g
Revvity Health Sciences Inc Ultima Gold 14C Low Level Quenched Standards, 20 mL Vial
Ultima Gold 14C Low Level Quenched Standards, 20 mL Vial
Cambridge Isotope Laboratories D-FRUCTOSE (U-13C6, 99%), 1 G, 201595-65-5
D-FRUCTOSE (U-13C6, 99%), 1 G, 201595-65-5
Medchemexpress LLC Mavacamten-d5 | 2453251-00-6 | 98.6% | 278.36 | C15H14D5N3O2 | 5 MG
Mavacamten-d5 is a deuterium-labeled isotopologue of mavacamten supplied for research use as a stable-isotope reference and tracer in analytical and mechanistic studies. Supplied as a 5 mg solid, the compound has molecular formula C15H14D5N3O2, molecular weight 278.36, and reported HPLC purity 98.61% with isotopic enrichment of 100%.
- Deuterium-labeled internal standard for mass spectrometry and LC-MS assays.
- High isotopic enrichment for accurate quantitation and tracer studies.
- High HPLC purity for consistent analytical performance.
- Small, well-characterized solid form for convenient handling and storage.
- Appropriate for method development, pharmacokinetic, and mechanistic research applications.
BIOHIPPO GAL4-TAL-BSD LV
GAL4-TAL-BSD is a transcription factor reporter lentiviral vector designed to monitor transcription factor pathways in living cells This construct delivers a Firefly Luc reporter cassette together with a Blasticidin selection marker for generation of stable cell pools The vector is provided as a ready to use Lentivirus preparation pseudotyped with VSV-G for efficient gene delivery and stable genomic integration Each vial provides a nominal titer of 2x10E6 transducing units TU Typical applications include Identification of protein-protein interactions (PPI) and as a reporter in mammalian two-hybrid assay The system is suitable for use with Human/mouse and can support assay development high content screening and mechanism of action studies This product is intended for research use only and is not for diagnostic or therapeutic procedures
American Radiolabeled Chemicals Inc RETINOL-11 12-3H 250UC
Retinol-11,12-3H(N) 250uCi in ethanol under argon, 1 mCi/ml, S.A. 30-60 Ci/mmol, M.W. 286.4, Shipped in Dry Ice, (Vitamin A alcohol)