Isotopically Labeled Compounds
Medchemexpress LLC 1-bromoundecane-d4 | 1219802-82-0 | 98.8% | 50 MG
Deuterium-labeled 1-bromoundecane (1-bromoundecane-d4) is supplied as a stable isotope standard for analytical and tracer applications. High purity and precise isotopic labeling make it suitable as an internal standard for quantitative analysis by NMR, GC-MS, and LC-MS.
- Deuterium-labeled isotopologue of 1-bromoundecane.
- High purity: 98.8%.
- Molecular formula C11H19D4Br.
- Molecular weight 239.23 g/mol.
- Suitable as an internal standard for NMR, GC-MS, and LC-MS.
- Available in 50 MG pack size.
Medchemexpress LLC Isoformononetin-d3 | 1 MG
Isoformononetin-d3 is a deuterium-labeled derivative of Isoformononetin, an isoflavone that functions as an analog of Daidzein. Isoformononetin has been noted for its immunoprotective effects. This compound has a molecular formula of C16H9D3O4 and a molecular weight of 271.28.
- Deuterium-labeled compound
- Analog of Daidzein
- Exhibits immunoprotective effects
- Molecular formula: C16H9D3O4
- Molecular weight: 271.28
Cambridge Isotope Laboratories VITAMIN K2 (MENAQUINONE MK-4) (5,6,7,8-D4, 2-METHYL-D3, 98%), 1 MG
VITAMIN K2 (MENAQUINONE MK-4) (5,6,7,8-D4, 2-METHYL-D3, 98%), 1 MG
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.
Medchemexpress LLC Urea-13C,15N2 | 58069-83-3 | 99.9% | 63.03 | 5 MG
Urea-13C,15N2 is the 13C and 15N labeled Urea, which functions as a powerful protein denaturant through direct and indirect mechanisms. It also acts as a potent emollient and keratolytic agent, and is utilized as a diuretic. It is widely applied in fertilizers as a nitrogen source and serves as an important raw material for the chemical industry. Blood urea nitrogen (BUN) is used to evaluate renal function.
- Can be used as a tracer.
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Stable heavy isotopes are incorporated into drug molecules for quantitation during drug development.
![Revvity Health Sciences Inc Rauwolscine, [Methyl-<sup>3</sup>H]-, 250µCi (9.25MBq)](https://assets.fishersci.com/TFS-Assets/CCG/product-images/502811022.jpg-250.jpg)
Revvity Health Sciences Inc Rauwolscine, [Methyl-3H]-, 250µCi (9.25MBq)
Rauwolscine, [Methyl-3H]-, 250µCi (9.25MBq)
Cayman Chemical ProstaglndIn D3 100ug
PGD3 is produced by the metabolism of EPA via the COX pathway.{1144} It is equipotent to PGD2 in decreasing systemic blood pressure in rats and in decreasing intraocular pressure in rabbits.{1139,1138,1225} However, it is 3-5 times more potent than PGD2 in the inhibition of ADP-induced human platelet aggregation.{1139}
Medchemexpress LLC Canrenone-d7 (aldadiene-d7) | 976-71-6 | MFCD00071735 | 99.6% | 347.50 | C22H21D7O3 | 10 MG
Canrenone-d7 is a deuterium-labeled analogue of canrenone, an aldosterone antagonist commonly used as a diuretic. This isotopically labeled standard is supplied at high purity for analytical and research applications and is intended for use as a tracer or internal standard in quantitative analyses by NMR, GC-MS, or LC-MS.
- High isotopic labeling and purity for accurate quantitation.
- Suitable as a tracer or internal standard in NMR, GC-MS, and LC-MS.
- Supplied in small research-scale quantities for analytical workflows.
- Intended for research use only; not for human or therapeutic use.
- Stable when stored and handled according to safety data sheet recommendations.
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.
Cayman Chemical ProstaglndIn D1-d4 100ug
An internal standard for the quantification of PGD1 by GC- or LC-MS.
Medchemexpress LLC Sertindole-d4 | 1794737-42-0 | 98.6% | C24H22D4ClFN4O | 10MG
Sertindole-d4 is the deuterium-labeled analogue of sertindole supplied as a stable-isotope internal standard for analytical workflows. Provided as a sealed powder with high purity and defined storage conditions, it supports accurate quantitation, ADME studies, and metabolite identification by LC-MS.
- Deuterium-labeled analogue for use as an internal standard.
- High purity suitable for analytical applications.
- Suitable for LC-MS quantitation and metabolite identification.
- Provided as a sealed powder for stable storage.
- Specific storage recommendations for long-term stability.
Medchemexpress LLC Fluorene-d8 | 35782-21-9 | 174.27 g/mol | C13H2D8 | 5 G
Fluorene-d8 is the deuterium-labeled isotopologue of fluorene provided as an analytical reference standard for research use. It is intended for analytical applications, isotopic tracing, and method development in laboratory workflows; lot-specific certificates of analysis are available on request.
- Deuterium-labeled compound suitable for isotopic tracing and internal standards.
- Supplied as a research-grade analytical standard for laboratory use.
- Available in multiple pack sizes to fit experimental needs.
- Compatible with mass spectrometry and quantitative analysis methods.
- Certificate of analysis available for lot-specific purity and identity data.
Medchemexpress LLC Calcifediol-d6 monohydrate (25-hydroxy Vitamin D3-d6 monohydrate) | 2483831-70-3 | 97.5% | 424.69 | 1 MG
Calcifediol-d6 monohydrate is a deuterium-labeled version of Calcifediol monohydrate. Calcifediol monohydrate (25-hydroxy Vitamin D3 monohydrate) acts as an effective VDR ligand and a Vitamin D supplement. It functions as a prohormone within the vitamin D endocrine system (VDES) and undergoes hydroxylation in the liver to form calcitriol, its active counterpart. Calcifediol is known for its ability to rapidly elevate serum Vitamin D levels.
- Can be used as a tracer in research.
- Serves as an internal standard for quantitative analysis using techniques such as NMR, GC-MS, or LC-MS.
- Deuterium labeling is valuable for quantitation during drug development and can influence pharmacokinetic and metabolic profiles.
Medchemexpress LLC Sofosbuvir-d6 | 1868135-06-1 | 98.07% | 535.49 | 2 MG
Sofosbuvir-d6 is the deuterium-labeled Sofosbuvir, an active inhibitor of HCV RNA replication. It demonstrates potent anti-hepatitis C virus (HCV) activity and is intended for research use only.
- Used as a tracer
- Functions as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
- Stable heavy isotopes incorporated for drug development
- Potential to affect pharmacokinetic and metabolic profiles of drugs
Medchemexpress LLC 2-naphthol-d7 | 78832-54-9 | MFCD01074243 | 95.0% | 151.22 | C10HD7O | 50mg
2-Naphthol-d7 is the deuterium labeled 2-Naphthol[1] 2-Naphthol is a metabolite of naphthalene catalyzed by cytochrome P450 (CYP) isozymes (CYP 1A1 CYP 1A2 CYP 2A1 CYP 2E1 and CYP 2F2)[2]