Isotopically Labeled Compounds
Medchemexpress LLC Ethyl trans-cinnamate-d5 | 856765-68-9 | MFCD12022206 | 99.7% | 181.24 | C11H7D5O2 | 50mg
Ethyl cinnamate-d5 is the deuterium labeled Ethyl cinnamate[1] Ethyl cinnamate is a fragrance ingredient used in many fragrance compounds Ethyl cinnamate is a food flavor and additive for cosmetic products Ethyl cinnamate is also an excellent clearing reagent for mammalian tissues[2][3]
Sigma Aldrich Fine Chemicals Biosciences Boc-Gly-OH-2-13C,15N 99 atom % 13C, 98 atom % 15N | 145143-01-7 | MFCD01075389 | 100MG
Boc-Gly-OH-2-13C,15N 99 atom % 13C, 98 atom % 15N | Purity: 98% (CP) | Mol Wt: 177.17 | 145143-01-7 | MFCD01075389 | 100MG
Medchemexpress LLC ATP-13C2 dilithium (Adenosine 5'-triphosphate-13C2 dilithium) | 56-65-5 | 96.0% | 1 MG
ATP-13C2 (Adenosine 5'-triphosphate-13C2) dilithium is a 13C-labeled ATP (HY-B2176). ATP (Adenosine 5'-triphosphate) is a key component of energy storage and metabolism in living organisms. It supplies metabolic energy for metabolic pumps and functions as a coenzyme in cells. ATP is also a significant endogenous signaling molecule in immunity and inflammation.
- This compound can be used as a tracer.
- It can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
Medchemexpress LLC Nortriptyline-d3 hydrochloride | 203784-52-5 | MFCD00198172 | 99.7% | 302.86 g/mol | C19H19D3ClN | 10 MG
Nortriptyline-d3 hydrochloride is a deuterium-labeled internal standard of nortriptyline (desmethylamitriptyline) intended for analytical and research use. It is provided as a white to off-white solid with high isotopic enrichment and suitability for quantitative LC-MS/MS assays, method development, and pharmacokinetic studies.
- Stable-isotope labeled internal standard for mass spectrometry.
- High purity suitable for quantitative analysis.
- Provided as a solid convenient for storage and handling.
- Available in multiple small package sizes for analytical workflows.
- Suitable for method development, validation, and pharmacokinetic studies.
Medchemexpress LLC L-Serine-13C3,15N | 202407-34-9 | 109.06 | 5 MG
L-Serine-13C3,15N is the 13C- and 15N-labeled L-Serine, a non-essential amino acid playing a central role in cellular proliferation. Stable heavy isotopes of hydrogen, carbon, and other elements have been incorporated into drug molecules as tracers for quantitation during drug development. Deuteration can 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 17β-Estradiol-d2, Purity: ≥98%, CAS: 53866-33-4, 5 mg
An internal standard for the quantification of 17β-estradiol by GC- or LC-MS
Medchemexpress LLC Istradefylline-13C,d3 | 2749234-46-4 | 98.3% | 388.44 | 50 MG
Istradefylline-13C,d3 is the 13C- and deuterium labeled Istradefylline. It is a very potent, selective and orally active adenosine A2A receptor antagonist with Ki of 2.2 nM in experimental models of Parkinson's disease.
- Can be used as a tracer
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
Cambridge Isotope Laboratories Trimethylamine N-oxide (D9 98%) 0 1 g
Trimethylamine N-oxide (D9 98%) 0 1 g
Cambridge Isotope Laboratories RAPAMYCIN (D3, 98%), 5 MG, 392711-19-2
RAPAMYCIN (D3, 98%), 5 MG, 392711-19-2
Cambridge Isotope Laboratories Phorate (diethoxy-13C4 99%) 100 ug/mL in acetonitrile 1 2 mL
Phorate (diethoxy-13C4 99%) 100 ug/mL in acetonitrile 1 2 mL
Medchemexpress LLC L-histidine-d5 hydrochloride hydrate | 2483831-75-8 | 99.6% | 214.66 g/mol | C6H7D5ClN3O3 | 1 MG
L-histidine-d5 hydrochloride hydrate is a deuterium-labeled L-histidine hydrochloride monohydrate supplied as a research-grade analytical standard. The d5 isotopic label provides a mass shift for use as an internal standard or tracer in mass spectrometry and NMR, and the hydrochloride hydrate form offers good stability and solubility for analytical workflows.
- Isotopically labeled with five deuterium atoms (d5) for mass-shifted internal standard use.
- High purity (99.63%) suitable for quantitative and qualitative analyses.
- Hydrochloride hydrate form enhances stability and solubility.
- Supplied in milligram-scale quantities for method development and calibration.
- Appropriate for mass spectrometry, NMR, and tracer studies in research applications.
Sigma Aldrich Fine Chemicals Biosciences Phosgene-13C solution ~1 M in benzene, 99 atom % 13C | 53120-07-3 | MFCD00084048 | 5ML
Phosgene-13C solution ~1 M in benzene, 99 atom % 13C | Mol Wt: 99.91 | 53120-07-3 | MFCD00084048 | 5ML
Medchemexpress LLC D-Glucose-d1 | 56570-89-9 | 99.9% | 5 MG
D-Glucose-d is the deuterium labeled D-Glucose. D-Glucose (Glucose), a monosaccharide, is an important carbohydrate in biology. It is a carbohydrate sweetener and a critical component of general metabolism, serving as a critical signaling molecule. Stable heavy isotopes of hydrogen, carbon, and other elements have been incorporated into drug molecules, primarily as tracers for quantitation during the drug development process. Deuteration has gained attention due to its potential to affect the pharmacokinetic and metabolic profiles of drugs. The product is for research use only.
- Application as a tracer.
- Internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Deuterium labeling provides a means for tracing during drug development.
Medchemexpress LLC Acetylcholine-d4 chloride | 344298-94-8 | 99.2% | 1 MG
Acetylcholine-d4 (chloride) is the deuterium labeled Acetylcholine chloride. Acetylcholine chloride (ACh chloride), a neurotransmitter, is a potent and BBB-permeable cholinergic agonist. It modulates the activity of dopaminergic (DAergic) neurons through the stimulation of nicotinic acetylcholine receptors (nAChRs) and inhibits p53 mutant peptide aggregation in vitro. Stable heavy isotopes have been incorporated into drug molecules for quantitation during drug development, and deuteration has the potential to affect pharmacokinetic and metabolic profiles.
- Used as a tracer
- Used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
- Modulates dopaminergic neuron activity
- Inhibits p53 mutant peptide aggregation in vitro
- Deuterium labeled for potential pharmacokinetic and metabolic profile effects