Isotopically Labeled Compounds
Cambridge Isotope Laboratories CORTISOL (9,12,12-D3, 98%), 0.01 G, 115699-92-8
CORTISOL (9,12,12-D3, 98%), 0.01 G, 115699-92-8
Medchemexpress LLC Benzoate-d5 (sodium) | 62790-26-5 | MFCD01075425 | 99.5% | 149.13 g/mol | C7D5NaO2 | 10mg
Benzoate-d5 (sodium) is the deuterium labeled Sodium benzoate[1]
Cambridge Isotope Laboratories L-LEUCINE (1-13C, 99%; 15N, 98%+), 1 G
L-LEUCINE (1-13C, 99%; 15N, 98%+), 1 G
Medchemexpress LLC Propan-2-amine-d7 h 50mg
Propan-2-amine-d7 (hydrochloride) is the deuterium labeled Propan-2-amine hydrochloride[1]
Medchemexpress LLC Fmoc-L-Val-OH-d8 | 1007834-06-1 | MFCD04118288 | 99.0% | 347.43 | C20H13D8NO4 | 10 MG
Fmoc-L-Val-OH-d8 is a deuterium-labeled, Fmoc-protected L-valine derivative used as a tracer or as an internal standard in quantitative analysis.
- Deuterium-labeled internal standard for NMR, GC-MS, and LC-MS quantitative assays.
- Stable solid form suitable for long-term storage under recommended conditions.
- Compatible with common solvents for solution-phase analysis and methods.
- Provides high isotopic enrichment for precise tracer and pharmacokinetic studies.
- Stored as powder at low temperatures to preserve isotopic integrity.
Medchemexpress LLC Resolvin D2-d5 | 1881277-33-3 | 99.0% | 10 UG
Resolvin D2-d5 is a deuterium-labeled internal standard of Resolvin D2 used as a tracer and quantitative internal standard for NMR, GC-MS, and LC-MS analyses. Supplied as a 10 μg solution in ethanol with high isotopic and chemical purity, it is intended for analytical quantification and tracer studies.
- Deuterium-labeled tracer for accurate mass spectrometric quantification.
- Supplied as a ready-to-use solution to simplify sample preparation.
- High chemical and isotopic purity for reliable analytical results.
- Suitable for NMR, GC-MS, and LC-MS as an internal standard.
- Stable when stored at -20°C for up to two years.
Medchemexpress LLC Quinoline-d7 | 34071-94-8 | MFCD00145200 | 98.1% | 136.20 | C9D7N | 10mg
Quinoline-d7 is the deuterium labeled Quinoline[1]
Medchemexpress LLC Sucrose-13C | 99.5% | 343.29 g/mol | C1113CH22O11 | 5mg
Sucrose-13C is 13C labeled Sucrose Sucrose (D-( )-Saccharose) is a disaccharide which is composed of two monosaccharides glucose and fructose Sucrose can be applied in some animal models including metabolic disease obesity diet on preference and diabetes et al[1]
Medchemexpress LLC Paclobutrazol-d4 | 297.82 | C15H16D4ClN3O | 1mg
Paclobutrazol-d4 is the deuterium labeled Paclobutrazol Paclobutrazol is a triazole-containing plant growth retardant that is known to inhibit the biosynthesis of gibberellins[1]
Medchemexpress LLC Hexatriacontane-d74 | 16416-34-5 | MFCD00274270 | 99.0% | 581.43 g/mol | CD3(CD2)34CD3 | 50 MG
Hexatriacontane-d74 is the deuterium-labeled isotopologue of hexatriacontane (C36) supplied as a high-purity solid for use as an isotopic standard or tracer in analytical chemistry. It is designed for quantitative and qualitative mass-spectrometry applications where a clear mass shift and stable reference compound are required.
- High isotopic purity (99.0%).
- Deuterium-labeled C36 alkane for clear mass-shift separation.
- Solid form for stable storage and handling.
- Suitable as an internal standard in GC-MS and LC-MS workflows.
- Provided with certificate of analysis and safety data sheet for documentation.
- Useful for tracer studies and analytical method development.
Medchemexpress LLC 1,2-distearoyl-sn-glycero-3-phosphorylcholine-d13 | 803.23 g/mol | C44H75D13NO8P | 1 MG
DSPC-d13 (1,2-distearoyl-sn-glycero-3-phosphorylcholine-d13) is a deuterium-labeled phospholipid used as a tracer and analytical standard and as a lipid component in liposome and lipid nanoparticle formulations.
- Deuterium labeled (D13), contains 13 deuterium atoms.
- Molecular weight 803.23 g/mol.
- Molecular formula C44H75D13NO8P.
- Available as a 1 mg sample.
- Typical applications include liposome and lipid nanoparticle formulation, tracer studies, and mass spectrometry internal standards.
Medchemexpress LLC Cinnamic acid-d6 | 91453-04-2 | MFCD01863724 | 99.0% | 154.20 g·mol⁻¹ | C9H2D6O2 | 10 MG
Cinnamic acid-d6 is the deuterium-labeled form of cinnamic acid used as a stable isotope standard and tracer in analytical, mass spectrometry, and biochemical applications. It is reported to show activity in certain cancer cell lines (IC50 ~1-4.5 mM).
- Deuterium-labeled cinnamic acid for isotope tracing and analytical standards.
- High purity 99.0%.
- Molecular weight 154.20 g·mol⁻¹.
- CAS number 91453-04-2.
- Supplied as 10 mg powder.
- Recommended storage: powder at -20°C (3 years) or 4°C (2 years); in solvent at -80°C (6 months) or -20°C (1 month).
Cayman Chemical DIsulfIram-d20 1mg
An internal standard for the quantification of disulfiram by GC- or LC-MS
Medchemexpress LLC Ribitol-2-13C | 488-81-3 | 98.0% | 153.14 g/mol | C4(13C)H12O5 | 10 MG
Ribitol-2-13C is a 13C-labeled ribitol (adonitol) with the isotope at the 2-position, supplied as a crystalline pentitol for use as an internal standard and tracer in metabolomics and analytical chemistry. Available in small vial sizes for low-consumption analytical workflows, it supports accurate quantitation and structural studies.
- Isotopically labeled at the 2-position for accurate tracing and quantitation.
- Crystalline solid form for easy handling and precise weighing.
- High purity (98.0%) to minimize analytical interference.
- Suitable for LC-MS, GC-MS, and NMR workflows.
- Small vial sizes conserve material for low-volume experiments.
- Consistent molecular weight for reliable calculations.
Sigma Aldrich Fine Chemicals Biosciences Sodium bicarbonate 13C 985G
SODIUM Sodium bicarbonate 13C 985G