Isotopically Labeled Compounds
![Medchemexpress LLC Benzo[a]pyrene-d12 | 63466-71-7 | MFCD00143664 | 99.3% | 264.38 | C20D12 | 5 MG](https://assets.fishersci.com/TFS-Assets/CCG/product-images/5000240865.png-250.jpg)
Medchemexpress LLC Benzo[a]pyrene-d12 | 63466-71-7 | MFCD00143664 | 99.3% | 264.38 | C20D12 | 5 MG
Benzo[a]pyrene-d12 is the deuterium-labeled analogue of benzo[a]pyrene supplied as a high-purity stable isotope standard for analytical and research use. It functions as an internal standard or tracer for mass spectrometry and quantitative studies in environmental analysis, toxicology, and chemoprevention research.
- Deuterium-labeled analogue for mass spectrometry tracing and quantification.
- High purity (99.3%) for reliable analytical performance.
- Available in small-mass pack sizes suitable for standards preparation.
- Molecular formula C20D12 and molecular weight 264.38 for exact mass calculations.
- Stable under recommended storage conditions with extended shelf life.
Medchemexpress LLC Lignoceric acid-d4-2 | 1219794-61-2 | 98.0% | 10MG
Lignoceric acid-d4-2 | 1219794-61-2 | 98.0% | 10MG
Medchemexpress LLC Oxalic acid-13C2 | 62654-02-8 | MFCD00084031 | 99.5% | 92.02 g·mol⁻1 | 13C2H2O4 | 5mg
Oxalic acid-13C2 is the deuterium labeled Oxalic acid 99% (HY-Y0262)[1] Oxalic Acid is a strong dicarboxylic acid occurring in many plants and vegetables and can be used as an analytical reagent and general reducing agent[2]
Cambridge Isotope Laboratories 4-ANDROSTENE-3,17-DIONE (2,3,4-13C3, 98%+), 10 MG, 327048-86-2
4-ANDROSTENE-3,17-DIONE (2,3,4-13C3, 98%+), 10 MG, 327048-86-2
Medchemexpress LLC Benzotriazole BT-d10 | 457.63 | C30H19D10N3O | 1mg
Benzotriazole BT-d10 is the deuterium labeled UV-234 (HY-137030)
Medchemexpress LLC DEHP-d4 (bis(2-ethylhexyl) phthalate-d4) | 93951-87-2 | 99.9% | 25 MG
DEHP-d4 is the deuterium labeled DEHP, an endogenous metabolite. This compound is intended for research use only and can be utilized as a tracer or an internal standard for quantitative analysis. It is suitable for analytical techniques such as NMR, GC-MS, or LC-MS.
- Used as a tracer
- Used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
- Stable heavy isotopes incorporated into drug molecules for quantitation
- Potential to affect pharmacokinetic and metabolic profiles of drugs
Medchemexpress LLC Sinapyl alcohol-d3 1mg
Sinapyl alcohol-d3 is the deuterated labeled Sinapyl alcohol (HY-W109812) Sinapyl alcohol is an orally active anti-inflammatory and antinociceptive agent Sinapyl alcohol reduces the expression level of inducible NO synthase and COX-2[1]
Cambridge Isotope Laboratories TETRACOSANOIC ACID (12,12,13,13-D4, 98%), 0.1 G
TETRACOSANOIC ACID (12,12,13,13-D4, 98%), 0.1 G
Medchemexpress LLC Nonadecane (Standard) | 629-92-5 | 50 MG
Nonadecane (Standard) is the analytical standard for Nonadecane. This product is intended for research and analytical applications, including its use as a herbicide for controlling weeds in Dendrobium orchids.
- Analytical standard of Nonadecane
- Intended for research and analytical applications
- Can be used as a herbicide for controlling weeds in Dendrobium orchids
- Commonly used in qualitative, quantitative, and methodological research experiments in HPLC, GC, and MS
- Purity: 99.60%
Cambridge Isotope Laboratories DEHYDROEPIANDROSTERONE (DHEA) (16,16-D2, 97%), 0.1 G, 67034-83-7
DEHYDROEPIANDROSTERONE (DHEA) (16,16-D2, 97%), 0.1 G, 67034-83-7
Medchemexpress LLC 1-hexanol-d11 | 2159-18-4 | MFCD08705002 | 99.3% | 113.24 | C6H3D11O | 10 MG
1-Hexanol-d11 is the deuterium-labeled analogue of 1-hexanol supplied for analytical and research applications. It is intended for use as an isotope-labeled reagent or internal standard in mass spectrometry, NMR, and tracer studies, providing spectral clarity and reliable quantitation.
- High isotopic purity supporting accurate mass spectrometry and tracer experiments.
- High chemical purity to minimize interfering signals in analyses.
- Suitable as an internal standard for quantitative workflows.
- Compatible with MS and NMR analytical techniques.
- Available in multiple small pack sizes for method development and routine use.
- Specified storage conditions to preserve long-term stability.
Medchemexpress LLC Progesterone-13C2 | 82938-07-6 | 316.45 | 1 MG
Progesterone-13C2 is the 13C-labeled Progesterone, a steroid hormone that regulates the menstrual cycle and is crucial for pregnancy. It can be used as a tracer or as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- 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 Sucralose-d6, Purity: ≥99% deuterated forms (d1-d6), CAS: 1459161-55-7, 1 mg
An internal standard for the quantification of sucralose by GC- and LC-MS