Isotopically Labeled Compounds
Medchemexpress LLC DL-cystine-d6 | 352431-53-9 | MFCD01317433 | 99.8% | 246.34 | C6H6D6N2O4S2 | 10 MG
DL-cystine-d6 is the deuterium-labeled analog of DL-cystine supplied as a stable isotope standard for laboratory research. It is intended for analytical applications such as internal standardization, tracer studies, and quantitative mass spectrometry assays.
- Deuterium-labeled stable isotope of DL-cystine.
- High purity (99.81%).
- Molecular formula C6H6D6N2O4S2; molecular weight 246.34.
- Suitable as an internal standard for mass spectrometry and quantitative analysis.
- Supplied in small, preweighed quantities for analytical use.
- For research use only; not for human or clinical use.
Apexbio Technology LLC Deoxycholic acid 83-44-3 10mM (in 1mL DMSO)
Deoxycholic acid (CAS 83-44-3) is a secondary bile acid derived from cholic acid commonly extracted from animal bile sources such as pig bile It acts as a natural surfactant involved in the emulsification and absorption of dietary fats in the intestine by disrupting lipid membranes and facilitating micelle formation Owing to its amphipathic properties deoxycholic acid is widely utilized in studies investigating lipid metabolism cell membrane dynamics and bile acid signaling pathways The compound is soluble in ethanol ether methanol acetone acetic acid and alkaline solutions and is typically stored in a sealed cool and dry environment to maintain stability
Medchemexpress LLC Benzene-d5, 6,6′-thiobis- | 180802-01-1 | 99.5% | 196.33 g·mol⁻¹ | C12D10S | 25 MG
Diphenylsulfane-d1 is the deuterium-labeled analogue of diphenylsulfane supplied as a stable-isotope standard for analytical, tracer, and research applications. It is a colorless to light yellow liquid (C12D10S, 196.33 g·mol⁻¹) characterized by high chemical purity and isotopic enrichment; batch-specific COA and SDS are available.
- High chemical purity: 99.5% (GC).
- High isotopic enrichment: 99.7%.
- Molecular weight 196.33 g·mol⁻¹.
- Chemical formula C12D10S.
- Colorless to light yellow liquid appearance.
- Suitable as a stable-isotope analytical standard and tracer.
- Storage: pure form -20°C (3 years); in solvent -80°C (6 months).
Cambridge Isotope Laboratories 1 2 3 5 6 7-HexaCN (PCN-67) (13C10 98%) 10 ug/mL in isooctane 1 2 mL
1 2 3 5 6 7-HexaCN (PCN-67) (13C10 98%) 10 ug/mL in isooctane 1 2 mL
Cambridge Isotope Laboratories Methanesulfonyl chloride (D3 98%) 1 g
Methanesulfonyl chloride (D3 98%) 1 g
Cambridge Isotope Laboratories 2 2 3 3 4 4 5 5-OctaCB (PCB-194) (13C12 98%) 40 /-2 ug/mL in nonane 3 mL
2 2 3 3 4 4 5 5-OctaCB (PCB-194) (13C12 98%) 40 /-2 ug/mL in nonane 3 mL
![Cambridge Isotope Laboratories Mono-[2-(carboxymethyl)hexyl]phthalate (DEHP metabolite IV) (unlabeled) 100 ug/mL in MTBE 1 2 mL](https://assets.fishersci.com/TFS-Assets/CCG/product-images/5000166921.jpg-250.jpg)
Cambridge Isotope Laboratories Mono-[2-(carboxymethyl)hexyl]phthalate (DEHP metabolite IV) (unlabeled) 100 ug/mL in MTBE 1 2 mL
Mono-[2-(carboxymethyl)hexyl]phthalate (DEHP metabolite IV) (unlabeled) 100 ug/mL in MTBE 1 2 mL
Cambridge Isotope Laboratories Oxydemeton-methyl (di-o-methyl-D6 98%) 100 ug/mL in acetonitrile 1 2 mL
Oxydemeton-methyl (di-o-methyl-D6 98%) 100 ug/mL in acetonitrile 1 2 mL
Cambridge Isotope Laboratories Diethylene glycol (unlabeled) 1 mg/mL in methanol 1 2 mL
Diethylene glycol (unlabeled) 1 mg/mL in methanol 1 2 mL
Cambridge Isotope Laboratories Triclocarban (3 4 4-trichlorocarbanilide) (unlabeled) 100 ug/mL in CH3CN 1 2 mL
Triclocarban (3 4 4-trichlorocarbanilide) (unlabeled) 100 ug/mL in CH3CN 1 2 mL
Cambridge Isotope Laboratories EN-1948-4 Who PCB Calibration Series (CS5) 0 2 mL
EN-1948-4 Who PCB Calibration Series (CS5) 0 2 mL
Medchemexpress LLC Infigratinib-d3 | 98.9% | 563.49 | C26H28D3Cl2N7O3 | 5 MG
Infigratinib-d3 is the deuterated analog of the FGFR inhibitor infigratinib, supplied as a labeled standard for laboratory research. Provided in milligram quantities, it is intended for research use only and is commonly used as a tracer or internal standard in quantitative NMR, GC-MS, and LC-MS analyses.
- Deuterated analog suitable as tracer or internal standard.
- High chemical purity (98.9%).
- Compatible with NMR, GC-MS, and LC-MS quantitative workflows.
- Supplied in small mg-scale vials for analytical use.
- Useful for calibration and quantitative assay development.
- For research use only; not for human or animal therapeutic use.
Medchemexpress LLC Lumacaftor-d4 | 2733561-44-7 | MFCD00143661 | 99.8% | 456.43 | C24H14D4F2N2O5 | 5 MG
Lumacaftor-d4 is the deuterium-labeled analogue of lumacaftor supplied for research applications. It is intended as a tracer and internal standard to support accurate, quantitative analyses by NMR, GC-MS, and LC-MS in laboratory settings.
- Deuterium-labeled internal standard for quantitative analysis by MS and NMR.
- High purity suitable for analytical and tracer applications.
- Available in small-mass packages for trace-level work.
- Stable isotope labeling improves accuracy and precision in quantitation.
- Intended for research use only; not for clinical or therapeutic use.
