Isotopically Labeled Compounds
Medchemexpress LLC Benzothioamide-d5 | 1219804-59-7 | 99.9% | 142.23 | C7H2D5NS | 5 MG
Benzothioamide-d5 is the deuterium-labeled (d5) stable-isotope analog of benzothioamide supplied as a solid for use as a labeled reference, tracer, or internal standard in analytical and research applications.
- Deuterium-labeled (d5) for mass-shift reference in isotopic studies.
- Suitable as an internal standard for NMR, GC-MS, and LC-MS quantitative analyses.
- Supplied as a solid for convenient storage and handling.
- High reported chemical purity (99.9%) for reliable analytical performance.
- Available in small precise quantities for method development and calibration.
Medchemexpress LLC 1-bromoheptane-d15 | 98195-42-7 | 194.19 g·mol⁻¹ | C7D15Br | 50 MG
1-Bromoheptane-d15 is a deuterium-labeled analogue of 1-bromoheptane (C7D15Br, MW 194.19 g·mol⁻¹) used as an isotopic standard and reagent in synthetic and analytical chemistry. It is supplied as a liquid, typically colorless to light yellow, and is intended for applications that require deuterium incorporation or accurate mass-based quantitation.
- Deuterium-labeled (d15) for isotopic tracing and mass-spectrometry quantitation
- Chemical formula C7D15Br; molecular weight 194.19 g·mol⁻¹
- Supplied as a liquid, colorless to light yellow
- Suitable as an internal standard for mass spectrometry
- Useful in mechanistic studies, tracer experiments, and synthetic applications requiring deuterium
Medchemexpress LLC Hippuric acid-d5 | 53518-98-2 | 99.7% | 184.20 | C9H4D5NO3 | 10 MG
Hippuric acid-d5 is the deuterium-labeled analogue of hippuric acid used as a stable isotope internal standard and tracer for quantitative analyses. It is intended for use in NMR, GC-MS, and LC-MS workflows to improve accuracy and reproducibility when measuring hippuric acid in biological or environmental samples.
- Deuterium-labeled internal standard for quantitative assays.
- Suitable for NMR, GC-MS, and LC-MS applications.
- High chemical purity for reliable quantification.
- Stable solid form for convenient storage and handling.
Medchemexpress LLC D-ribose-d2 | 478506-32-0 | MFCD08459971 | 98.0% | 152.14 g/mol | C5H8D2O5 | 10 MG
D-Ribose-d2 is the deuterium-labeled form of D-ribose used as a stable isotope standard and tracer in metabolic and biochemical research. It is supplied as a solid with high stated purity and is available in multiple pre-weighed sizes for analytical and preparative workflows.
- Deuterium-labeled standard for metabolic tracing.
- High purity suitable for analytical applications.
- Available in multiple pre-weighed sizes, including 10 mg.
- Solid form with long-term stability when stored frozen.
- Provided with datasheet, certificate of analysis, and safety data sheet.
Cambridge Isotope Laboratories Acenaphthylene (D8 98%) 200 ug/mL in isooctane 1 2 mL
Acenaphthylene (D8 98%) 200 ug/mL in isooctane 1 2 mL
Cayman Chemical LaurIc AcId-d23 500mg
An internal standard for the quantification of lauric acid by GC- or LC-MS
Medchemexpress LLC 1-Eicosanol-d41 (Arachidyl alcohol-d41) | 349553-89-5 | 339.80 | 10 MG
1-Eicosanol-d41 (Arachidyl alcohol-d41) is a deuterium-labeled version of 1-Eicosanol, which is a natural compound found in Justicia insularis leaves known for its antioxidant activity. Deuterium-labeled compounds are primarily used as tracers in the drug development process for quantitation and can potentially affect the pharmacokinetic and metabolic profiles of drugs.
- Application as tracer
- Internal standard for quantitative analysis
- Antioxidant properties
Sigma Aldrich Fine Chemicals Biosciences 14-Dioxane-d8 99 atom D1G
1,4-Dioxane-d8 is a deuterated derivative of 1,4-dioxane. It has an isotopic purity of 99atom%D. It is a standard purity solvent suitable for routine NMR analyses (conducted at ambient temperatures where quality is less critical). It is widely employed as a deuterated standard. It participates as a surrogate standard during the activated carbon SPE (solid-phase extraction) and GC-MS-SIM (gas chromatography-mass spectrometry (GC-MS) in selected ion monitoring (SIM) mode) quantification of 1,4-dioxane in drinking water.