Other Solvents
Medchemexpress LLC D-sorbitol-d8 | 287962-59-8 | MFCD02683970 | 98.0% | 190.22 | C6H6D8O6 | 10 MG
D-Sorbitol-d8 is the deuterium-labeled form of D-sorbitol supplied as a small-mass research standard for use in analytical and metabolic studies. It is intended for use as a stable-isotope internal standard, tracer, or labeled reagent in techniques such as mass spectrometry and metabolite profiling.
- Deuterium-labeled (d8) D-sorbitol for isotope-labeled analyses.
- Suitable as a stable-isotope internal standard for mass spectrometry.
- Provided as a powder in small milligram pack sizes for analytical workflows.
- Chemical formula C6H6D8O6; molecular weight 190.22.
Cambridge Isotope Laboratories Cyfluthrin, (mix of stereoisomers) (phenoxy-13C6, 99%) 100 ug/mL in Nonane | 68359-37-5 | MFCD00078636 | 1.2 mL
Cyfluthrin, (mix of stereoisomers) (phenoxy-13C6, 99%) 100 ug/mL in Nonane | Putity: 98% | MW: 440.2 | 68359-37-5 | MFCD00078636 | 1.2 mL
Medchemexpress LLC Adipic acid-d4 (hexanedioic acid-d4) | 121311-78-2 | 98.0% | 150.17 g/mol | C6H6D4O4 | 5 MG
Adipic acid-d4 is a deuterium-labeled stable isotope of adipic (hexanedioic) acid supplied as a small, pre-weighed research reagent and analytical standard for use in mass spectrometry, tracer studies, and methods requiring isotopically labeled compounds.
- Deuterium-labeled stable isotope for analytical applications.
- High purity (98.0%) suitable for quantitative analysis.
- Available in small pre-weighed packages including 5 mg.
- Good solubility in DMSO (≥100 mg/mL) for solution preparation.
- Recommended storage: powder at -20°C (3 years) or 4°C (2 years).
- Molecular formula C6H6D4O4; molecular weight 150.17 g/mol.
Cayman Chemical ConIvaptn-d4 1mg
An internal standard for the quantification of conivaptan by GC- or LC-MS
Cayman Chemical DecnoIc AcId-d2 25mg
An internal standard for the quantification of decanoic acid by GC- or LC-MS
Cambridge Isotope Laboratories CYCLOLEUCINE (CARBOXYL-13C, 99%; 2,2,5,5-D4, 96%+), 0.25 G, 201417-02-9
CYCLOLEUCINE (CARBOXYL-13C, 99%; 2,2,5,5-D4, 96%+), 0.25 G, 201417-02-9
Medchemexpress LLC POPEth-d5 | 1612140-92-7 | 98.0% | 725.04 | 500 UG
POPEth-d5 is deuterium labeled POPEth. 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.
- Can be used as a tracer.
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
Medchemexpress LLC Succinic acid-d4 | 14493-42-6 | 122.11 | 100 MG
Succinic-2,2,3,3-d4 acid is a deuterium labeled succinic acid. It is an intermediate product of the tricarboxylic acid cycle and a fermentation product of anaerobic metabolism. This compound can be used as a tracer and as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Used as a tracer.
- Serves as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
Medchemexpress LLC Lactate-d3 sodium | 1219802-24-0 | MFCD29050090 | 98.0% | 115.08 g/mol | C3H2D3NaO3 | 10 MG
Lactate-d3 sodium is the deuterium-labeled sodium salt of DL-lactic acid supplied as a 60% w/w aqueous solution for use as an isotopically labeled reagent in analytical and metabolic studies.
- Supplied as a 60% w/w aqueous solution suitable for stock and dilution.
- Deuterium-labeled (d3) sodium salt for isotopic tracing and mass spectrometry applications.
- High purity: 98.0%.
- Molecular weight approximately 115.08 g/mol and formula C3H2D3NaO3.
- Provided in a small 10 mg quantity for analytical use and method development.
Cambridge Isotope Laboratories Mono-(3 7-dimethyl-1-octyl) phthalate (unlabeled) 100 ug/mL in MTBE 1 2 mL
Mono-(3 7-dimethyl-1-octyl) phthalate (unlabeled) 100 ug/mL in MTBE 1 2 mL
Medchemexpress LLC Elaidic acid-d9 | 1809227-37-9 | 99.0% | 291.52 g·mol⁻1 | C18H25D9O2 | 5 MG
Elaidic acid-d9 is a deuterium-labeled form of elaidic acid designed for analytical and tracer applications. It serves as an internal standard for quantitative measurements and is supplied at high purity for use in small-scale laboratory analyses. The material is suitable for mass spectrometry and NMR workflows and is typically provided in milligram quantities.
- Deuterium-labeled tracer and internal standard for quantitative analysis.
- High purity suitable for analytical workflows (99.0%).
- Compatible with NMR, GC-MS, and LC-MS methods.
- Available in small quantities for lab-scale experiments.
- Stable isotope labeling facilitates accurate quantitation and tracer studies.
Medchemexpress LLC Calcifediol-d6 (25-hydroxy vitamin D3-d6) | 78782-98-6 | MFCD00870231 | 99.1% | 406.67 | C27H38D6O2 | 5 MG
Calcifediol-d6 is the deuterium-labeled analogue of calcifediol (25-hydroxy vitamin D3), a major circulating metabolite and potent vitamin D receptor (VDR) ligand. The isotopically labeled compound is provided as a high-purity analytical standard for quantitative mass spectrometry, tracer studies, and related research applications.
- Deuterated internal standard for LC-MS/MS quantification.
- High purity suitable for analytical use (>99%).
- Molecular formula C27H38D6O2; molecular weight 406.67.
- Supplied as a solid for solution preparation and storage.
- Suitable for pharmacokinetic, metabolic, and receptor-binding studies.
Medchemexpress LLC Cefepime-d3 (sulfate) | 107648-78-2 | 99.5% | 581.66 g/mol | C19H23D3N6O9S3 | 1 MG
Cefepime-d3 (sulfate) is a deuterium-labeled analogue of the antibiotic cefepime provided as a small, pre-weighed sulfate salt for analytical and research applications. It is intended for use as an internal standard or tracer in mass spectrometry workflows and method development; not for human or veterinary use.
- Deuterium-labeled internal standard suitable for LC-MS/MS quantitation.
- High purity (99.5%) for reliable analytical performance.
- Supplied in small pre-weighed vials (e.g., 1 mg) for method development.
- Sulfate salt form that matches analyte chemistry.
- Suitable for pharmacokinetic, bioanalysis, and tracer studies.
- Intended for research use only; not for human or veterinary use.
Cambridge Isotope Laboratories DEUTERIUM (D, 99.8%) (D2,99.6%+HD,0.4%) | 7782-39-0 | 50L
DEUTERIUM (D, 99.8%) (D2,99.6%+HD,0.4%) | 7782-39-0 | 50L. **This item is shipped in a Code C stainless steel lecture bottle. The fee for the bottle will need added to the order as a separate charge. Please include part# NC9763154 to the order.
Medchemexpress LLC 2-aminoethanesulfonic acid-13C2 | 70155-54-3 | MFCD01075566 | 99.0% | 127.13 g/mol | 13C2H7NO3S | 10 MG
Taurine-13C2 is a 13C-labeled form of taurine (2-aminoethanesulfonic acid) provided as a stable isotope standard for analytical and research use. It is supplied as a neat powder intended for use as an internal standard in mass spectrometry, isotope-dilution assays, and metabolic tracer studies.
- 13C2-labeled taurine for use as an internal standard and tracer.
- High isotopic enrichment and 99.0% purity.
- Neat powder form, suitable for mass spectrometry and analytical workflows.
- Small-mass package formats for isotope-dilution and tracer studies.
- Molecular weight 127.13 g/mol; CAS number 70155-54-3.