Isotopically Labeled Compounds
Medchemexpress LLC Nonadecane | 629-92-5 | 100 MG
Nonadecane is a herbicide used for the control of weeds in Dendrobium orchids. This product is provided as a colorless to off-white solid.
- Purity: 98.0%
- Molecular weight: 268.52
- Chemical formula: C19H40
- Appearance: Solid
- Color: Colorless to off-white
- Shipping: Room temperature in continental US; may vary elsewhere
- Powder storage: -20°C for 3 years, 4°C for 2 years
- In solvent storage: -80°C for 6 months, -20°C for 1 month
- Solubility in ethanol: 20 mg/mL (74.48 mM)
Medchemexpress LLC Ethyl palmitate-d31 (ethyl hexadecanoate-d31) | 1215721-57-5 | 50 MG
Ethyl palmitate-d31 is a deuterium-labeled form of Ethyl palmitate, a fatty acid ethyl ester (FAEE). It exhibits a preference for its own synthesis and that of ethyl oleate in human subjects following ethanol consumption. This compound is also utilized as a hair- and skin-conditioning agent, primarily for research use.
- Deuterium labeled ethyl palmitate
- Molecular weight 315.67
- Formula C18H5D31O2
- Purity 98.0%
- Appearance is liquid
- Color is colorless to light yellow
- Can be used as a tracer
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
Medchemexpress LLC Fmoc-leucine-d3 | 538372-74-6 | 99.3% | 356.43 | C21H20D3NO4 | 25 MG
Fmoc-leucine-d3 is a deuterium-labeled N-Fmoc protected leucine used as a tracer and internal standard for quantitative analysis in analytical workflows. It is intended for research use in biochemical and pharmacological studies, including investigations of metabolic pathways and nuclear receptor modulation.
- Deuterium-labeled amino acid suitable as tracer or internal standard.
- High purity suitable for analytical applications.
- Compatible with NMR, GC-MS, and LC-MS quantitation.
- Available in small milligram pack sizes for research use.
- Useful for metabolic and receptor modulation studies.
Medchemexpress LLC Nilutamide-d6 | 1189477-66-4 | 99.8% | C12H4D6F3N3O4 | 10MG
Nilutamide-d6 is the deuterium-labeled analogue of nilutamide supplied as a solid research reagent and analytical internal standard for use in ADME, mass spectrometry, and pharmacokinetic studies. It is intended for research use only.
- Deuterium-labeled internal standard for mass spectrometry quantitation.
- High chemical purity for reliable analytical results.
- Suitable for ADME and pharmacokinetic studies.
- Solid powder form enables straightforward sample preparation.
- Stable when stored sealed at 4°C, protected from moisture and light.
Medchemexpress LLC Trazodone-d6 (hydrochloride) | 1181578-71-1 | 99.6% | 1 MG
Trazodone-d6 (hydrochloride) is the deuterium labeled Trazodone hydrochloride.
- 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 AMMONIUM DEUTEROXIDE-D5 (D, 99%) (~25% SOL. IN D2O), 100 G OF S, 12168-30-8
AMMONIUM DEUTEROXIDE-D5 (D, 99%) (~25% SOL. IN D2O), 100 G OF S, 12168-30-8
![Medchemexpress LLC Dibenzo[b,d]furan-d8 | 93952-04-6 | 99.9% | 176.24 g/mol | C12D8O | 50 MG](https://assets.fishersci.com/TFS-Assets/CCG/product-images/5000300336.png-250.jpg)
Medchemexpress LLC Dibenzo[b,d]furan-d8 | 93952-04-6 | 99.9% | 176.24 g/mol | C12D8O | 50 MG
Dibenzo[b,d]furan-d8 is the deuterium-labeled isotopologue of dibenzo[b,d]furan supplied as a high-purity analytical standard for research use. It serves as a tracer and an internal standard for quantitative NMR, GC-MS, and LC-MS analyses, provided as a powder with specified purity and storage recommendations.
Medchemexpress LLC (Rac)-Atropine-d3 | 1276197-36-4 | 99.1% | 1 MG
(Rac)-Atropine-d3 is the deuterium labeled (Rac)-Atropine. It 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.
- Used as a tracer
- Used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
- Stable heavy isotope incorporated into drug molecules
- Deuteration can affect pharmacokinetic and metabolic profiles of drugs
Medchemexpress LLC Deflazacort-d3
Deflazacort-d3 is a isotope of Deflazacort Deflazacort is an inactive proagent and is converted rapidly to the active metabolite 21-desacetyldeflazacort Deflazacort is used as an anti-inflammatory and immunosuppressant[1]
Medchemexpress LLC Diphenhydramine-d6 hydrochloride | 1189986-72-8 | 99.3% | 5 MG
Diphenhydramine-d6 hydrochloride is the deuterium-labeled form of Diphenphenhydramine hydrochloride, a first-generation histamine H1-receptor antagonist with anti-cholinergic effects. It can cross the ovine blood-brain barrier (BBB). Stable heavy isotopes of hydrogen, carbon, and other elements are incorporated into drug molecules primarily as tracers for quantitation during drug development. Deuteration, specifically, has gained attention for its potential to impact 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.
Medchemexpress LLC Minocycline-d7 | 10118-90-8 | 464.52 | C23H20D7N3O7 | 500 UG
Minocycline-d7 is a deuterium-labeled (d7) isotopologue of minocycline supplied as a reference standard for analytical and biochemical applications. It is intended for use as an internal standard in mass spectrometry and for tracer studies where isotopic labeling provides clear mass separation from the native compound.
- Deuterium-labeled (d7) isotopologue.
- Suitable as an internal standard for mass spectrometry.
- Useful for tracer and quantitative analytical studies.
- Chemical formula C23H20D7N3O7 and molecular weight 464.52.
- Available in a 500 UG package for analytical use.
Medchemexpress LLC 4-amino-exatecan-d5 | 00-00-0 | 98.6% | C23H16D5N3O4 | 10MG
(4-NH2)-Exatecan-d5 is the deuterium-labeled form of (4-amino) exatecan, a topoisomerase inhibitor derivative of exatecan intended for research use. It is commonly used as a building block in antibody-drug conjugate synthesis and as a labeled tracer or internal standard for quantitative analytical methods.
- Deuterium-labeled analog for analytical studies.
- Suitable for synthesis of antibody-drug conjugates.
- Usable as tracer or internal standard for NMR, GC-MS, and LC-MS.
- High purity (98.6%) for reproducible results.
- Molecular formula C23H16D5N3O4; molecular weight 408.46.
Cambridge Isotope Laboratories VITAMIN B3 (NICOTINIC ACID) (D4, 98%), 5 MG, 66148-15-0
VITAMIN B3 (NICOTINIC ACID) (D4, 98%), 5 MG, 66148-15-0
Medchemexpress LLC Genistein-d4 | 187960-08-3 | 98.8% | C15H6D4O5 | 1 MG
Genistein-d4 is the deuterium labeled form of Genistein, a soy isoflavone. This compound functions as a multiple tyrosine kinase inhibitor, targeting enzymes such as EGFR. It acts as a chemotherapeutic agent against various cancers by influencing apoptosis, cell cycle regulation, angiogenesis, and by inhibiting metastasis.
- Used as a tracer.
- Used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Solid appearance.
- White to off-white color.
- Stable under recommended storage conditions.