Isotopically Labeled Compounds
Medchemexpress LLC D-Fructose-4-13C | 84270-09-7 | 1 MG
D-Fructose-4-13C is the 13C labeled D-Fructose. D-Fructose is a naturally occurring monosaccharide found in many plants. This product is for research use only.
- Can be used as a tracer
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
- Purity: 99.7%
- Appearance: Solid
- Color: Off-white to light yellow
Cambridge Isotope Laboratories Carbofuran (unlabeled) 100 ug/mL in 1 4-dioxane 1 2 mL
Carbofuran (unlabeled) 100 ug/mL in 1 4-dioxane 1 2 mL
Cambridge Isotope Laboratories 1 2-Dioleoyl-SN-glycero-3-phosphocholine (DOPC) (dioleoyl-D62 97% 50-60% on Alpha and allyic carbons) 0 05 g
1 2-Dioleoyl-SN-glycero-3-phosphocholine (DOPC) (dioleoyl-D62 97% 50-60% on Alpha and allyic carbons) 0 05 g
Medchemexpress LLC Ponesimod-d7 | 00-00-0 | MFCD18207776 | 468.02 g·mol⁻1 | C23H18D7ClN2O4S | 5 MG
Ponesimod-d7 is the deuterium-labeled analogue of ponesimod provided for research use as an isotopic tracer. It retains the parent compound's pharmacological profile while introducing a mass shift that enables unambiguous detection in mass-spectrometry assays. Typical properties include molecular formula C23H18D7ClN2O4S and molecular weight 468.02 g·mol⁻1.
- Deuterium-labeled analogue suitable for tracer studies.
- Enables mass-shift detection in LC-MS assays.
- Useful for metabolic and pharmacokinetic investigations.
- Provided as a stable powder for analytical workflows.
- Storage recommendations: powder at -20°C or 4°C; in solvent at -80°C or -20°C.
Medchemexpress LLC DL-tartaric acid-d2 | 181376-62-5 | MFCD06261252 | 98.0% | 152.10 g/mol | C4H4D2O6 | 10mg
DL-Tartaric acid-d2 is the deuterium labeled DL-Tartaric acid (HY-Y1315)[1]
Medchemexpress LLC (R)-(+)-warfarin-d5 | 773005-79-1 | MFCD08063545 | 99.2% | 313.36 | C19H11D5O4 | 1 MG
(R)-(+)-Warfarin-d5 is a deuterium-labeled R-enantiomer of warfarin supplied as a solid reference standard for analytical and quantitative applications. It is intended for use as a tracer or internal standard in NMR, GC-MS, and LC-MS workflows.
- High isotopic labeling and analytical purity (99.2%).
- Suitable as a tracer and internal standard for NMR, GC-MS, and LC-MS.
- Solid, white to off-white powder for easy handling.
- Molecular weight 313.36 and formula C19H11D5O4 for unambiguous identification.
- Storage: powder -20°C (3 years); in solvent -80°C (6 months) or -20°C (1 month).
- Controlled substance restrictions may apply in some territories.