Isotopically Labeled Compounds
Medchemexpress LLC Eravacycline-d4 dihydrochloride | 99.98% | 635.50 | 5 MG
Eravacycline-d4 (TP-434-d4) dihydrochloride is deuterium labeled Eravacycline. Eravacycline is a potent and broad-spectrum antibacterial agent. It is for research use only.
- This compound can be used as a tracer.
- This compound can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- 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.
- Deuteration has gained attention because of its potential to affect the pharmacokinetic and metabolic profiles of drugs.
Medchemexpress LLC Boc-Leu-OH H2O-d3 100mg
Boc-Leu-OH H2O-d3 is the deuterium labeled Boc-Leu-OH H2O[1]
Cambridge Isotope Laboratories Glycan-O26-13C-Gal4 (galactose-13C6 99%) 500 pmol
Glycan-O26-13C-Gal4 (galactose-13C6 99%) 500 pmol
Medchemexpress LLC 1-Bromotridecane-d4 25mg
1-Bromotridecane-d4 is the deuterium labeled 1-Bromotridecane[1]
Medchemexpress LLC L-Lysine-13C6,15N2 dihydrochloride | 202406-54-0 | 99.6% | 227.05 | 5 MG
L-Lysine-13C6,15N2 (dihydrochloride) is a 15N-labeled and 13C-labled L-Lysine dihydrochloride. This compound can be used as a tracer and as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS. 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. Deuteration has gained attention because of its potential to affect the pharmacokinetic and metabolic profiles of drugs.
- Can be used as a tracer.
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
Cayman Chemical Hesperetin-13C-d3, Purity: ≥99% deuterated forms (d1-d3)., CAS: 2750534-85-9, 1 mg
An internal standard for the quantification of hesperetin by GC- or LC-MS
Cambridge Isotope Laboratories Dimethyl phthalate (ring-D4 98%) 0 1 g
Dimethyl phthalate (ring-D4 98%) 0 1 g
Cambridge Isotope Laboratories Algal starch (U-13C 98%) CP 90% 1 g
Algal starch (U-13C 98%) CP 90% 1 g
Cayman Chemical EfInaconazole-d4 500ug
An internal standard for the quantification of efinaconazole by GC- or LC-MS
![Revvity Health Sciences Inc U-69,593, [Phenyl-3,4-<sup>3</sup>H]-, 250µCi (9.25MBq)](https://assets.fishersci.com/TFS-Assets/CCG/product-images/502810503.jpg-250.jpg)
Revvity Health Sciences Inc U-69,593, [Phenyl-3,4-3H]-, 250µCi (9.25MBq)
U-69,593, [Phenyl-3,4-3H]-, 250µCi (9.25MBq)
Medchemexpress LLC 1,2-dibromoethane-d4 | 22581-63-1 | MFCD00037499 | 99.0% | 191.89 g/mol | C2D4Br2 | 1 G
1,2-dibromoethane-d4 is the deuterium-labeled (d4) isotopologue of 1,2-dibromoethane used as an analytical standard and solvent in research and spectroscopic applications. It provides high isotopic enrichment and chemical purity suitable for NMR, tracer, and synthesis work.
- Deuterium-labeled (d4) isotopologue of 1,2-dibromoethane.
- Isotopic purity ~99 atom % D.
- Assay purity 99.0%.
- Molecular formula C2D4Br2; molecular weight 191.89 g/mol.
- Liquid at ambient temperature; supplied in 1 G packages.
- Intended for research and analytical applications.
Cambridge Isotope Laboratories L-ASPARTIC ACID (3-13C, 98-99%), 0.25 G
L-ASPARTIC ACID (3-13C, 98-99%), 0.25 G
Medchemexpress LLC Thiocolchicine-d3 5mg | 1314417-95-2 | 418.52 | C22H22D3NO5S | 5 MG
Thiocolchicine-d3 is the deuterated analogue of thiocolchicine, a colchicine-site tubulin polymerization inhibitor provided for laboratory research use. It is supplied as a high-purity solid for analytical, tracer, and mechanistic studies.
- Research use only, not for human or veterinary use.
- Deuterated (d3) form for isotopic labeling and tracer experiments.
- CAS 1314417-95-2 for unambiguous identification.
- Purity typically reported at 99.0%.
- Chemical formula C22H22D3NO5S and molecular weight ~418.52 g/mol.
- SDS and COA available from the manufacturer product page.
Medchemexpress LLC Citric acid-d4 | 147664-83-3 | MFCD00209702 | 99.3% | 196.15 | C6H4D4O7 | 10 MG
Citric acid-d4 is the deuterium-labeled form of citric acid supplied as a white to off-white solid. It serves as a stable-isotope reference standard for analytical workflows, including mass spectrometry, NMR, isotopic tracer experiments, and quantitative assays. Molecular formula C6H4D4O7; molecular weight 196.15; purity 99.31%.
- Deuterium labeled (d4) for isotope dilution and tracer studies.
- High purity for reliable quantitation.
- Solid form simplifies weighing and solution preparation.
- Available in small research-sized pack quantities.
- Stable when stored sealed away from moisture and light.