Isotopically Labeled Compounds
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Revvity Health Sciences Inc Scopolamine Methyl Chloride, [N-methyl-3H]-, 1mCi (37MBq)
Scopolamine Methyl Chloride, [N-methyl-3H]-, 1mCi (37MBq)
Medchemexpress LLC Nonanal-d18 | 1466552-36-2 | 1 MG
Nonanal-d18 is a deuterium labeled nonanal, a saturated fatty aldehyde with antidiarrhoeal activity.
- Can be used as a tracer
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
- Incorporates stable heavy isotopes of hydrogen and carbon into drug molecules as tracers for quantitation
- Potential to affect pharmacokinetic and metabolic profiles of drugs due to deuteration
Medchemexpress LLC 2-aminofluorene-d11 | 347841-44-5 | 99.0% | 192.30 g·mol⁻¹ | C13D11N | 5 MG
2-Aminofluorene-d11 is the deuterium-labeled analogue of 2-aminofluorene supplied as a powder for use as an isotopic internal standard, tracer, or reference material in analytical and biochemical research. It is intended for applications that require mass-shifted analogues for mass spectrometry, metabolic studies, or DNA-adduct investigations.
- Deuterium-labeled internal standard suitable for mass spectrometry.
- High isotopic enrichment (98%) for clear mass separation.
- High chemical purity (99% by HPLC) for analytical reliability.
- Molecular weight supports precise mass calculations (192.30 g·mol⁻¹).
- Supplied as a stable powder for ease of storage and handling.
Medchemexpress LLC Febuxostat-d7 | 1285539-74-3 | 99.1% | C16H9D7N2O3S | 1 MG
Febuxostat-d7 is a deuterium labeled form of Febuxostat, a selective xanthine oxidase inhibitor with a Ki of 0.6 nM. It serves as a tracer and an internal standard for quantitative analysis. Deuterated compounds are used as tracers for quantitation during drug development and can affect pharmacokinetic and metabolic profiles of drugs.
- Used as a tracer
- Functions as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
- Deuterium labeled Febuxostat
- Selective xanthine oxidase inhibitor with a Ki of 0.6 nM
- For research use only
Medchemexpress LLC ε-caprolactone-d6 | 1219802-08-0 | 99.3% | 120.18 g·mol^-1 | C6H4D6O2 | 5 MG
Deuterium-labeled ε-caprolactone is a stable isotope reagent used as a tracer and internal standard for quantitative NMR, GC-MS, and LC-MS. It is supplied in small laboratory-scale quantities and is characterized by the deuterated formula C6H4D6O2 and a molecular weight of 120.18 g·mol⁻1.
- High chemical purity: 99.3%.
- Suitable as tracer and internal standard for quantitative analysis.
- Deuterated molecular formula: C6H4D6O2.
- Appearance: colorless to light yellow liquid.
- Long-term storage: -20°C for pure material; in solvent store at -80°C (6 months) or -20°C (1 month).
- Available in small milligram pack sizes for research use.
Medchemexpress LLC (R,S)-cotinine-d3 N-oxide | 1215561-37-7 | MFCD07369259 | >98.0% | 195.23 g·mol⁻1 | C10H9D3N2O2 | 5mg
(R S)-Cotinine-d3 N-Oxide is the deuterium labeled (R S)-Cotinine N-Oxide
Medchemexpress LLC Tridecane-d28 | 121578-12-9 | MFCD00145015 | 98.1% | 212.53 g/mol | C13D28 | 10 MG
Tridecane-d28 is the deuterium-labeled form of tridecane used as an isotopic reference standard for analytical and research applications. It is fully deuterated (C13D28), with high isotopic enrichment and is supplied in small pack sizes suitable for analytical use.
- fully deuterated alkane, useful as an internal standard for mass spectrometry
- reported purity about 98.05%
- molecular weight 212.53 g/mol and formula C13D28
- available in small research pack sizes for analytical workflows
- volatility similar to tridecane, suitable for GC applications
Revvity Health Sciences Inc Sulfur-35 Radionuclide, 5mCi (185MBq), Specific Activity: 1050-1600Ci (38.8-59.2TBq)/mmol, Sulfuric Acid in 1mL Water
Sulfur-35 Radionuclide, 5mCi (185MBq), Specific Activity: 1050-1600Ci (38.8-59.2TBq)/mmol, Sulfuric Acid in 1mL Water
Sigma Aldrich Fine Chemicals Biosciences Succinic acid-2,2,3,3-d4 98 atom % D | 14493-42-6 | MFCD00002791 | 5G
Succinic acid-2,2,3,3-d4 98 atom % D | Purity: 99% (CP) | Mol Wt: 122.11 | 14493-42-6 | MFCD00002791 | 5G
Cambridge Isotope Laboratories ADENOSINE 5'-TRIPHOSPHATE(ATP),AMMONIUM SALT (RIBOSE-3',4',5',5''-D4,98%)CHEM.PUR.>90%(IN SOLN), 50 UMOL
ADENOSINE 5'-TRIPHOSPHATE(ATP),AMMONIUM SALT (RIBOSE-3',4',5',5''-D4,98%)CHEM.PUR.>90%(IN SOLN), 50 UMOL
TARGETMOL CHEMICALS INC Nortriptyline 25MG
Also available in 2 mg, 5 mg, 10 mg, 50 mg, 100 mg, 500 mg and bulk. Please contact Fisher for quotes. Nortriptyline is an antidepressant compound that enhances corticosteroid sensitivity of blood T-cells in patients with chronic obstructive pulmonary disease (COPD) and may be used for smoking cessation. Purity 99.89%
Medchemexpress LLC Boc-Leu-OH H2O-d3 100mg
Boc-Leu-OH H2O-d3 is the deuterium labeled Boc-Leu-OH H2O[1]
Cayman Chemical GlycolIthocholIc AcId-d4 1mg
An internal standard for the quantification of glycolithocholic acid by GC- or LC-MS
Revvity Health Sciences Inc 3H Extended Range Quenched Standards, 20 mL Vial
3H Extended Range Quenched Standards, 20 mL Vial