Isotopically Labeled Compounds
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 Sucrose-d14 (D-(+)-Saccharose-d14) | 57-50-1 | 99.0% | 1 MG
Sucrose-d14 is the deuterium labeled Sucrose, a disaccharide composed of two monosaccharides, glucose and fructose. It can be applied in animal models for metabolic disease, obesity, and diet preference. This product serves as a valuable tool for quantitative analysis in various research applications.
- Can be used as a tracer.
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Deuterium substitution can affect the pharmacokinetic and metabolic profiles of drugs.
- 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.
Medchemexpress LLC Veratrole-d2 | 203645-56-1 | 99.7% | 25 MG
Veratrole-d2 is a deuterium-labeled form of Veratrole (1,2-Dimethoxybenzene), a compound naturally found in plants. It plays a significant role in plant reproduction, species differentiation, and interactions with pollinators due to its circadian rhythm of release. Deuterium-labeled compounds like Veratrole-d2 are valuable in drug development as tracers for quantitation and for their potential to alter pharmacokinetic and metabolic profiles.
- Deuterium labeled compound
- Molecular formula C8H8D2O2
- Molecular weight 140.18
- High purity 99.7% (GC)
- Isotopic enrichment 98.5%
- Appearance is a colorless to light yellow liquid
- Targets isotope-labeled compounds and cytochrome P450
- Can be used as tracers for quantitation
- Has potential to affect pharmacokinetic and metabolic profiles
Medchemexpress LLC N-hexacosane-d54 | 1219803-91-4 | MFCD03428117 | 99.5% | 421.04 g/mol | C26D54 | 5 MG
N-hexacosane-d54 is a deuterium-labeled analog of n-hexacosane designed for research applications as a tracer and internal standard in quantitative analyses such as NMR, GC-MS, and LC-MS. It is supplied as a solid with high isotopic and chemical purity and includes recommended storage conditions for powder and solutions.
- High isotopic purity: 99.5%
- Suitable as tracer and internal standard for NMR, GC-MS, and LC-MS
- Solid, white to off-white appearance for easy handling
- Defined storage stability for powder and in solvent to preserve integrity
- Provides known molecular weight and formula for accurate quantitation
Medchemexpress LLC L-leucine-1-13C,15N | 80134-83-4 | 98.0% | 133.16 g/mol | C5(13C)H13(15N)O2 | 10 MG
L-leucine labeled with 13C at the 1-position and 15N, supplied as a stable-isotope tracer for research use. It is intended for use as a tracer or internal standard in analytical methods such as NMR, GC-MS, and LC-MS, and should be stored sealed away from moisture and light.
- Isotopically labeled for tracer and internal standard applications.
- Suitable for NMR, GC-MS, and LC-MS quantitative analysis.
- Purity 98.0% as listed.
- Available in small mg quantities for research workflows.
- Store at 4°C sealed; in solvent, store -80°C (6 months) or -20°C (1 month).
Medchemexpress LLC β-Dihydroequilin-d5 | 275.40 | 1 MG
β-Dihydroequilin-d5 is a deuterium-labeled version of β-Dihydroequilin, intended for research use only. Stable heavy isotopes such as deuterium are incorporated into drug molecules as tracers for quantitative analysis during drug development, with potential impact on pharmacokinetic and metabolic profiles.
- Deuterium-labeled β-Dihydroequilin for research
- Functions as a tracer for quantitative analysis in drug development
- May influence pharmacokinetic and metabolic profiles of drugs
- Stable under recommended storage conditions
- Presented as a solid
Medchemexpress LLC 24:0 Lyso PC-d4 | 2483831-13-4 | 95.0% | 611.87 | 1 MG
24:0 Lyso PC-d4 is a deuterated form of lysophosphatidylcholine (LysoPC), a type of lysophospholipid. This chemical is a stable, white to off-white solid with a molecular weight of 611.87 and a purity of 95.0%. It is intended for laboratory research use only by experienced personnel.
- Deuterated lysophospholipid
- Suitable for laboratory research applications
- White to off-white solid
- High purity of 95.0%
- Molecular formula C₃₂H₆₂D₄NO₇P
- Molecular weight of 611.87
Medchemexpress LLC Malonyl CoA lithium | 108347-84-8 | 98.0% | 1 MG
Malonyl CoA lithium is an inhibitor of carnitine palmitoyl transferase 1 (CPT1). High Malonyl CoA lithium concentrations suppress fatty acid oxidation, while low Malonyl CoA lithium concentrations are permissive for fat oxidation.
- Inhibitor of carnitine palmitoyl transferase 1 (CPT1).
- High concentrations suppress fatty acid oxidation.
- Low concentrations are permissive for fat oxidation.
Medchemexpress LLC Deruxtecan-d5 | 1599440-13-7 | 98.4% | 1039.08 | 1 MG
Deruxtecan-d5 is a deuterium-labeled version of Deruxtecan. It is an ADC (Antibody-Drug Conjugate) drug-linker conjugate composed of a DX-8951 derivative (DXd) and a maleimide-GGFG peptide linker, used for synthesizing DS-8201 and U3-1402.
- Used as a tracer
- Used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
Medchemexpress LLC Genistein-d4 | 187960-08-3 | 98.8% | C15H6D4O5 | 1 MG
Genistein-d4 is the deuterium labeled form of Genistein, a soy isoflavone. This compound functions as a multiple tyrosine kinase inhibitor, targeting enzymes such as EGFR. It acts as a chemotherapeutic agent against various cancers by influencing apoptosis, cell cycle regulation, angiogenesis, and by inhibiting metastasis.
- Used as a tracer.
- Used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Solid appearance.
- White to off-white color.
- Stable under recommended storage conditions.
Medchemexpress LLC Vilazodone-d8 | 1794789-93-7 | 99.0% | C26H19D8N5O2 | 1 MG
Vilazodone-d8 is a deuterium-labeled vilazodone, which acts as a combined serotonin specific reuptake inhibitor (SSRI) and 5-HT1A receptor partial agonist. It can be used as a tracer and internal standard for quantitative analysis.
- Used as a tracer
- Used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
- Targets 5-HT1A Receptor
- Appears as a solid
- Color: white to off-white
- Soluble in H2O: ≥ 0.32 mg/mL (0.71 mM)
Medchemexpress LLC Lapatinib-d4 (GW572016-d4; GW2016-d4) | 1184263-99-7 | 99.0% | C29H22D4ClFN4O4S | 5 MG
Lapatinib-d4 is the deuterium-labeled version of Lapatinib, a potent, orally active inhibitor of the ErbB-2 and EGFR tyrosine kinase domains. It is suitable for research use only. Deuteration, which involves incorporating stable heavy isotopes into drug molecules, serves as a tracer for quantitation during drug development and can influence the pharmacokinetic and metabolic profiles of drugs.
- Used as a tracer
- Used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
- Incorporates stable heavy isotopes to influence pharmacokinetic and metabolic profiles of drugs
Medchemexpress LLC Nemonoxacin-d3 | 99.9% | 374.45 | 1 MG
Nemonoxacin-d3 is a deuterated compound, chemically known as 3-Quinolinecarboxylic acid, 7-[(3S,5S)-3-amino-5-methyl-1-piperidinyl]-1-cyclopropyl-1,4-dihydro-8-methoxy-4-oxo-d3. This compound has a molecular weight of 374.45 and is supplied as a high-purity material, primarily intended for research applications.
- High purity of 99.9%
- Confirmed structure by 1H NMR and LCMS
- Isotopic enrichment of 99.76%
- Off-white to light yellow solid appearance
- Stable for extended periods when stored properly
Medchemexpress LLC Oxprenolol-d7 hydrochloride | 1189649-47-5 | 98.3% | 308.85 | C15H17D7ClNO3 | 10 MG
Oxprenolol-d7 hydrochloride is a deuterium-labeled hydrochloride salt of oxprenolol used as an analytical standard and internal standard for LC-MS and other quantitative assays. Supplied at high purity in mg-scale packages, follow recommended cold storage to preserve stability.
- Deuterium-labeled hydrochloride salt for use as an analytical/internal standard.
- High purity (98.25%) for accurate quantitation.
- Available in mg-scale packages to support method development.
- Recommended storage: powder -20°C (3 years) or 4°C (2 years).
- Molecular formula C15H17D7ClNO3 and molecular weight 308.85 for identification.