Isotopically Labeled Compounds
Medchemexpress LLC Palmitic acid-d31 | 39756-30-4 | 287.62 | 25 MG
Palmitic acid-d31 is the deuterium labeled Palmitic acid. Palmitic acid is a long-chain saturated fatty acid commonly found in both animals and plants. PA can induce the expression of glucose-regulated protein 78 (GRP78) and CCAAT/enhancer binding protein homologous protein (CHOP) in mouse granulosa cells.
- Used as a tracer
- Used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
Revvity Health Sciences Inc Unquenched 14C & 3H Standard Set, 20 mL Vial
Unquenched 14C & 3H Standard Set, 20 mL Vial
![Revvity Health Sciences Inc Thymidine, [Methyl-<sup>3</sup>H]-, Specific Activity: 70-90Ci (2.59-3.33TBq)/mmol,>97%, 5mCi (185MBq)](https://assets.fishersci.com/TFS-Assets/CCG/product-images/502810773.jpg-250.jpg)
Revvity Health Sciences Inc Thymidine, [Methyl-3H]-, Specific Activity: 70-90Ci (2.59-3.33TBq)/mmol,>97%, 5mCi (185MBq)
Thymidine, [Methyl-3H]-, Specific Activity: 70-90Ci (2.59-3.33TBq)/mmol,>97%, 5mCi (185MBq)
Cambridge Isotope Laboratories Acrylonitrile (13C3 99%) ( 0 1% 4-methoxyphenol) 0 1 g
Acrylonitrile (13C3 99%) ( 0 1% 4-methoxyphenol) 0 1 g
Medchemexpress LLC Florfenicol amine-d3 | 3023974-39-9 | >=98.0% | 250.30 g/mol | C10H11D3FNO3S | 1 MG
Florfenicol amine-d3 is a deuterium-labeled (d3) analogue of florfenicol amine supplied as a laboratory reference standard for analytical testing. It is intended for research use and for quantitative method development using mass spectrometry.
- Deuterium-labeled internal standard for florfenicol amine.
- Intended for research use only; not for human or clinical applications.
- Suitable for quantitative mass spectrometry and method development.
- High isotopic enrichment (d3) to improve analytical accuracy.
- Supplied as a solid reference material; handle according to the safety data sheet.
- Available in 1 mg, 5 mg, 10 mg packages.
Medchemexpress LLC (±)-Nornicotine-d4 | 66148-18-3 | 152.23 | 5 MG
(±)-Nornicotine-d4 is the deuterium labeled form of (±)-Nornicotine, a major metabolite of Nicotine. It functions as a partial nAChRs agonist, specifically activating receptor subtypes containing α7 and α6 subunits. This compound is known to disrupt β-catenin and ZO-1, and induces F-actin depolymerization. It also supports self-administration behavior, making it valuable for research in atherosclerosis, Alzheimer's disease, and schizophrenia. Deuteration, the process of incorporating stable heavy isotopes, has been shown to potentially affect the pharmacokinetic and metabolic profiles of drugs.
- Deuterium labeled compound
- Major metabolite of nicotine
- Partial nAChRs agonist (α7 and α6 subunits)
- Disrupts β-catenin and ZO-1
- Induces F-actin depolymerization
- Supports self-administration behavior
- Useful in research for atherosclerosis, Alzheimer's disease, and schizophrenia
Medchemexpress LLC Indole-d6 | 104959-27-5 | MFCD22124219 | 123.18 | 5 MG
Indole-d6 is the deuterium labeled Indole, an endogenous metabolite. 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.
Cambridge Isotope Laboratories ALPHA-KETOBUTYRIC ACID, SODIUM SALT (METHYL-13C, 99%; 3,3-D2, 98%), 0.5 G
ALPHA-KETOBUTYRIC ACID, SODIUM SALT (METHYL-13C, 99%; 3,3-D2, 98%), 0.5 G
Medchemexpress LLC Adenine-d (6-aminopurine-d1) | 109923-52-6 | MFCD06658867 | 99.9% | 136.13 | C5H4DN5 | 10 MG
Adenine-d (6-aminopurine-d1) is the deuterium-labeled analogue of adenine, supplied as a stable-isotope reagent for biochemical and analytical research. It is intended for metabolic labeling, mass spectrometry reference standards, and studies of nucleic acid metabolism.
- Deuterium-labeled adenine for isotope tracing and analytical studies.
- Chemical formula C5H4DN5.
- Molecular weight 136.13 g/mol.
- Purity 99.9% by specification.
- CAS number 109923-52-6 for unambiguous identification.
- Supplied as a powder commonly in a 10 MG package; store powder at -20°C for long-term stability.
Medchemexpress LLC Acetamide-2,2,2-d3, N-(methyl-d3)- | 3669-73-6 | MFCD01073934 | 98.6% | 79.13 g/mol | C3HD6NO | 10 MG
N-Methylacetamide-d6 is the deuterium-labeled analogue of N-methylacetamide used as an isotopic standard and reagent for spectroscopic analysis, tracer studies, and synthetic applications. It is supplied as a colorless to light yellow liquid with high isotopic purity for reliable analytical results.
- Deuterium labeled for use as an isotopic standard
- High purity (98.6%) suitable for NMR and MS applications
- Colorless to light yellow liquid for convenient handling
- Molecular formula C3HD6NO; molecular weight 79.13 g/mol
- CAS number 3669-73-6 for unambiguous identification
- Storage at -20°C (pure) preserves stability for years
Medchemexpress LLC Pantoprazole-d8 sodium | >98.0% | 395.42 g/mol | C16H10D8F2N3O4S | 1mg
Pantoprazole-d8 (BY1023-d8) sodium is a deuterium labeled Pantoprazole (HY-17507) Pantoprazole (BY10232) is an orally active and potent proton pump inhibitor (PPI)[1] Pantoprazole a substituted benzimidazole is a potent H /K -ATPase inhibitor with an IC50 of 6 8 M Pantoprazole improves pH stability and has anti-secretory anti-ulcer activities Pantoprazole significantly increased tumor growth delay combined with Doxorubicin (HY-15142)[3][4]
![Revvity Health Sciences Inc Acetic Acid, Sodium Salt, [1,2-<sup>14</sup>C]-, 250µCi (9.25MBq)](https://assets.fishersci.com/TFS-Assets/CCG/product-images/502810018.jpg-250.jpg)
Revvity Health Sciences Inc Acetic Acid, Sodium Salt, [1,2-14C]-, 250µCi (9.25MBq)
Acetic Acid, Sodium Salt, [1,2-14C]-, 250µCi (9.25MBq)
Medchemexpress LLC Ethyl palmitate-d31 (Ethyl hexadecanoate-d31) | 1215721-57-5 | 1 MG
Ethyl palmitate-d31 is the deuterium-labeled form of Ethyl palmitate. Ethyl palmitate, a fatty acid ethyl ester (FAEE), shows a marked preference for the synthesis of ethyl palmitate and ethyl oleate over other FAEEs in human subjects after ethanol consumption. It is also used as a hair- and skin-conditioning agent. This product is for research use only and not sold to patients.
- Can be used as a tracer.
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Deuterium labeling can affect pharmacokinetic and metabolic profiles of drugs.
- Stable heavy isotopes are used as tracers for quantitation during drug development.
Medchemexpress LLC Acetaminophen-13C2,15N | 360769-21-7 | 98.3% | C613C2H915NO2 | 1 MG
Acetaminophen-13C2,15N is the 13C and 15N labeled Acetaminophen. Acetaminophen (Paracetamol) is a selective cyclooxygenase-2 (COX-2) inhibitor with an IC50 of 25.8 μM and is a widely used antipyretic and analgesic agent. It is also a potent hepatic N-acetyltransferase 2 (NAT2) inhibitor.
- Used as a tracer.
- Used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Selective cyclooxygenase-2 (COX-2) inhibitor.
- Widely used antipyretic and analgesic agent.
- Potent hepatic N-acetyltransferase 2 (NAT2) inhibitor.
Cambridge Isotope Laboratories Anatabine (2 2 3 4 5 6-13C6 99%) 100 ug/mL in acetonitrile 1 2 mL
Anatabine (2 2 3 4 5 6-13C6 99%) 100 ug/mL in acetonitrile 1 2 mL