Other Solvents
Cambridge Isotope Laboratories 5-ALPHA-DIHYDROTESTOSTERONE 97% CHEMICAL PURITY (2,3,4-13C3,99%) 100 UG/ML IN METHANOL, 1 ML, 1257527-54-0
5-ALPHA-DIHYDROTESTOSTERONE 97% CHEMICAL PURITY (2,3,4-13C3,99%) 100 UG/ML IN METHANOL, 1 ML, 1257527-54-0
Cambridge Isotope Laboratories 4-ANDROSTENE-3,17-DIONE (2,3,4-13C3, 98%+), 10 MG, 327048-86-2
4-ANDROSTENE-3,17-DIONE (2,3,4-13C3, 98%+), 10 MG, 327048-86-2
Cambridge Isotope Laboratories DL-ASPARTIC ACID (4-13C, 99%), 0.5 G, 68315-35-3
DL-ASPARTIC ACID (4-13C, 99%), 0.5 G, 68315-35-3
Medchemexpress LLC Isonicotinic acid-d4 | 53907-55-4 | 98.1% | 127.13 | C6HD4NO2 | 10 MG
Isonicotinic acid-d4 is the deuterium-labeled analog of isonicotinic acid, provided as an analytical standard for research and quantitative mass spectrometry. It is used as a stable isotope internal standard or tracer in metabolic and analytical studies, supplied in small laboratory pack sizes such as 10 MG.
- Deuterium-labeled internal standard for mass spectrometry.
- High purity suitable for analytical applications (≈98.1%).
- CAS number 53907-55-4 for unambiguous identification.
- Molecular weight 127.13 g/mol for calculation and method development.
- Available in small pack sizes, for example 10 MG, for laboratory use.
- Store sealed and protected from moisture; in solvent: -80°C for long-term storage, -20°C for short-term storage.
Medchemexpress LLC L-alloisoleucine-d10 | 202529-06-4 | 141.23 | C6H3D10NO2 | 10 MG
L-alloisoleucine-d10 is the deuterium-labeled (d10) isotopologue of L-alloisoleucine supplied as an analytical reference standard for isotope-dilution and mass spectrometry applications. It retains the stereochemistry of L-alloisoleucine while providing a mass-shifted internal standard for accurate quantitation in biological and analytical workflows.
- Deuterium labeled isotopologue for use as an internal standard.
- Suitable for mass spectrometry and isotope-dilution assays.
- Supplied in small, accurately weighed packs for analytical use.
- Stable under recommended storage; consult certificate of analysis for purity and handling.
eMolecules 27425-92-9 | Ambeed | 25811141720232629-Decaoxahentriacontan-31-ol | 250mg | 491681225 | A784100 | MFCD06797087 | 472.572 | C21H44O11
Medchem Express | 3-O-Methylgalangin | 5mg | 559839927 | HY-N4167 | 6665-74-3 | MFCD03864942 | 284.267 | C16H12O5
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Medchemexpress LLC L-(-)-xylose-2-13C | 478506-63-7 | 99.0% | 151.12 | C5H10O5 (13C at 2-position) | 10 MG
L-Xylose-2-13C is the 13C-labeled form of L-xylose used as an isotopically labeled standard or tracer in analytical and synthetic applications. It is suitable for use as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS, and as a raw material for synthesis of bioactive molecules.
- Isotopically labeled at the 2-position for precise tracer studies.
- High purity suitable for analytical applications.
- Available in small pack sizes for method development and standards.
- Solid, white to off-white appearance for easy handling.
Medchemexpress LLC DL-Aspartic acid-d3 | 14341-75-4 | MFCD00144167 | 99.6% | 136.12 g/mol | C4H4D3NO4 | 10 MG
DL-Aspartic acid-d3 is a deuterium-labeled form of DL-aspartic acid used as a stable isotope tracer in biochemical and pharmacological research. Supplied as a white to off-white solid in small research pack sizes, it supports studies of amino acid metabolism, prodrug design targeting colon tissues, and inflammatory condition research.
- Deuterium-labeled tracer suitable for metabolic and pharmacokinetic studies.
- High isotopic and chemical purity for accurate analytical results.
- Provided as a solid, white to off-white powder for convenient handling.
- Available in small research pack sizes for laboratory-scale experiments.
- Stable under recommended storage conditions for reliable long-term use.
Medchemexpress LLC D-(+)-xylose-2-13C | 131771-69-2 | 99.9% | 151.12 | C5H10O5 (13C at C-2) | 10 MG
Xylose-2-13C is a 13C-labelled form of D-xylose provided as a solid tracer and analytical standard for metabolic and analytical studies. It is suitable as an internal standard or tracer for NMR, GC-MS, and LC-MS quantitative analyses and can be used in biochemical or microbial fermentation research as a carbon source.
- Contains 10 mg of material.
- Purity 99.89%.
- Isotope labeling: 13C at the 2-position.
- CAS number 131771-69-2.
- Molecular weight 151.12 g/mol.
- Solubility: in DMSO ~50 mg/mL; requires ultrasonic and warming; hygroscopic DMSO affects solubility.
- Storage: store protected from light; in solvent: -80°C for 6 months, -20°C for 1 month.
- Appearance: white to off-white solid.
- Intended uses include tracer studies and use as an internal standard in analytical workflows.
Aqua Solutions Methyl Ethyl Ketone (2-Butanone), Laboratory Grade 99% (4L)
Methyl Ethyl Ketone (2-Butanone), Laboratory Grade 99% (4L)
Medchemexpress LLC Pirfenidone-d5 | 1020719-62-3 | MFCD07369537 | 98.9% | 190.25 g/mol | C12H6D5NO | 10 MG
Pirfenidone-d5 is the deuterium-labeled isotopologue of pirfenidone used as an analytical reference and internal standard in quantitative mass spectrometry and pharmacokinetic studies. It provides a chemically similar labeled compound for accurate quantitation of pirfenidone in biological and biochemical assays.
- Deuterium-labeled internal standard for LC-MS/MS assays
- High purity (~98.9%) suitable for analytical use
- Molecular weight 190.25 g/mol; formula C12H6D5NO
- Available as a 10 mg vial for laboratory use
- Suitable for pharmacokinetic and metabolic studies
Medchemexpress LLC L-Hercynine-d3 | 1639966-63-4 | 99.8% | C9H12D3N3O2 | 2.5 MG
L-Hercynine-d3 is the deuterium labeled L-Hercynine. It can be used as a tracer and as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS. Deuteration has gained attention for its potential to affect the pharmacokinetic and metabolic profiles of drugs.
- Used as a tracer
- Functions as an internal standard for quantitative analysis
- Suitable for NMR, GC-MS, or LC-MS applications
- Deuterium labeling can impact pharmacokinetic and metabolic profiles of drugs