Isotopically Labeled Compounds
Cambridge Isotope Laboratories 1% CHLOROFORM IN ACETONE-D6 (535 PP TUBE), 1 5MM TUBE
1% CHLOROFORM IN ACETONE-D6 (535 PP TUBE), 1 5MM TUBE
Medchemexpress LLC 16α-hydroxyestrone | 566-76-7 | MFCD00870436 | 99.7% | 286.37 | C18H22O3 | 5 MG
16α-hydroxyestrone is an endogenous steroid metabolite of estrone supplied as a solid reference standard for analytical and biochemical research. It is intended for use in metabolism studies, biomarker research, and as a well-characterized compound for assay development.
- High purity (99.7%).
- Solid, white to off-white appearance.
- Molecular formula C18H22O3; molecular weight 286.37.
- Soluble in DMSO (≥250 mg/mL).
- Powder storage: -20°C, stable up to 3 years.
- In solvent: -80°C for 6 months or -20°C for 1 month.
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
Cambridge Isotope Laboratories Docosanoic acid (1 2 3 4 5 6-13C6 99%) CP 95% 5 mg
Docosanoic acid (1 2 3 4 5 6-13C6 99%) CP 95% 5 mg
Cambridge Isotope Laboratories 5-Methoxytryptamine HCl (A A B B-D4 98%) 0 1 g
5-Methoxytryptamine HCl (A A B B-D4 98%) 0 1 g
Medchemexpress LLC 3-Methoxytyramine-d4 hydrochloride | 1216788-76-9 | MFCD06658564 | 98.0% | 207.69 g/mol | C9H10D4ClNO2 | 1 MG
3-Methoxytyramine-d4 hydrochloride is the deuterium-labeled (d4) hydrochloride salt of 3-methoxytyramine (3-O-methyl dopamine). It is provided as a solid reference standard for use as an internal standard or tracer in quantitative analytical methods.
- Deuterium-labeled internal standard for quantitative analysis.
- Hydrochloride salt form for improved stability and handling.
- Suitable for LC-MS, GC-MS, and NMR applications.
- Available in small reference sizes (1 mg and 5 mg) for analytical workflows.
- Useful for accurate quantification and method validation in bioanalysis.
Medchemexpress LLC Paquinimod-d5 | 248282-01-1 | 98.2% | 355.44 | C21H17D5N2O3 | 1 MG
Paquinimod-d5 is a deuterated analog of paquinimod provided as a research-grade labeled standard for analytical and tracer studies. It is intended for use as an internal standard in mass spectrometry and for preclinical investigations of S100A8/S100A9 inhibition. The material is supplied as a high-purity solid suitable for laboratory assays and analytical workflows.
- Deuterium-labeled analog for tracer and internal standard applications.
- High purity (98.2%) suitable for analytical assays.
- Useful in studies targeting S100A8/S100A9 pathways.
- Appropriate for mass spectrometry and pharmacokinetic assays.
- Available in small, research-scale quantities as a solid.
Medchemexpress LLC Lidocaine-d10 | 851528-09-1 | 98.9% | 244.40 g/mol | C14H12D10N2O | 10 MG
Deuterium-labeled lidocaine (lidocaine-d10) supplied as an off-white to light yellow solid for use as a tracer or internal standard in quantitative analytical methods. It provides a mass-shifted analogue of lidocaine suitable for NMR, GC-MS, and LC-MS workflows, and is provided in small pack sizes for laboratory use.
- Deuterium-labeled (d10) internal standard for mass spectrometry and NMR
- High purity (~98.9%) suitable for analytical quantitation
- Solid powder, off-white to light yellow, soluble in DMSO at 100 mg/mL
- Storage: powder at -20°C or 4°C depending on shelf-life requirements
- Suitable as a tracer and for pharmacokinetic or method development studies
Cambridge Isotope Laboratories CHOLESTEROL (2,2,3,4,4,6-D6, 97-98%), 0.1 G, 92543-08-3
CHOLESTEROL (2,2,3,4,4,6-D6, 97-98%), 0.1 G, 92543-08-3
Cambridge Isotope Laboratories Methoxychlor (unlabeled) 100 ug/mL in nonane 1 2 mL
Methoxychlor (unlabeled) 100 ug/mL in nonane 1 2 mL