Isotopically Labeled Compounds
Medchemexpress LLC Catechol sulfate-d4 sodium | 00-00-0 | MFCD00015885 | 99.8% | 216.18 g/mol | C6HD4NaO5S | 5 MG
Catechol sulfate-d4 sodium is the deuterium-labeled (d4) sodium salt of catechol sulfate supplied for analytical and tracer applications. It is intended as an internal standard for quantitative NMR, GC-MS, and LC-MS workflows and is provided with high purity and manufacturer storage recommendations to maintain stability.
- High purity (99.78%) for accurate quantitation.
- Deuterium-labeled (d4) isotopologue suitable as an internal standard.
- Sodium salt form to aid aqueous solubility.
- Compatible with NMR, GC-MS, and LC-MS analytical methods.
- Molecular weight ≈ 216.18 g/mol; formula C6HD4NaO5S.
- Recommended storage: -20°C sealed; in solvent: -80°C (6 months), -20°C (1 month).
- Available in small milligram sizes for tracer and analytical use.
Cambridge Isotope Laboratories Methylphosphonic acid mono-(1 2 2-trimethyl- propyl) ester (unlabeled) 1000 ug/mL in methanol 1 2 mL
Methylphosphonic acid mono-(1 2 2-trimethyl- propyl) ester (unlabeled) 1000 ug/mL in methanol 1 2 mL
Medchemexpress LLC N-hexacosane-d54 | 1219803-91-4 | 99.5% | 421.04 g/mol | C26D54 | 10 MG
N-Hexacosane-d54 is a deuterium-labeled N-hexacosane supplied as a solid tracer and internal standard for quantitative analysis in research applications. It is suitable for use in NMR, GC-MS, and LC-MS workflows where high isotopic enrichment and purity are required.
- Isotopically labeled with deuterium (d54)
- High purity: 99.5%
- Formula C26D54; molecular weight 421.04 g/mol
- White to off-white solid form
- Suitable as a tracer or internal standard for NMR, GC-MS, and LC-MS
- Recommended storage: powder -20°C (3 years) or 4°C (2 years)
Medchemexpress LLC Sunitinib-d10 | 1126721-82-1 | MFCD09841296 | 99.9% | 408.54 g/mol | C22H17D10FN4O2 | 1 MG
Sunitinib-d10 is a deuterium-labeled form of the receptor tyrosine kinase inhibitor sunitinib, supplied as a solid powder intended for use as an isotope-labeled internal standard or tracer in quantitative bioanalytical workflows (LC-MS, GC-MS, NMR). It is provided in small analytical package sizes and requires low-temperature storage for long-term stability.
- Deuterium-labeled (d10) internal standard for quantitative mass spectrometry and tracer studies.
- High reported purity (99.89%) suitable for analytical applications.
- Chemical formula C22H17D10FN4O2 and molecular weight 408.54 g/mol.
- Available in low-mass packages for analytical use and stable when stored at recommended low temperatures.
![Revvity Health Sciences Inc Orexin A, [<sup>125</sup>I]-, 10µCi (370kBq)](https://assets.fishersci.com/TFS-Assets/CCG/product-images/502812394.jpg-250.jpg)
Cambridge Isotope Laboratories L-Valine-N-Fmoc (13C5 99% 15N 99%) 1 g
L-Valine-N-Fmoc (13C5 99% 15N 99%) 1 g
Medchemexpress LLC Tipranavir-d7 | 174484-41-4 | C31H26D7F3N2O5S | 5 MG
Tipranavir-d7 is a deuterated form of Tipranavir. Tipranavir is known to inhibit the enzymatic activity and dimerization of HIV-1 protease. It demonstrates potent activity against multi-protease inhibitor (PI)-resistant HIV-1 isolates, with IC50s ranging from 66-410 nM. Additionally, Tipranavir has been shown to inhibit SARS-CoV-2 3CLpro activity.
- Can be used as a tracer.
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Exerts potent activity against a wide spectrum of wild-type and multi-PI-resistant HIV-1 variants.
- Inhibits the enzymatic activity of HIV-1 protease.
- Blocks the dimerization of protease subunits.
Medchemexpress LLC Bromhexine-d3 hydrochloride | 611-75-6 | 99.0% | 1 MG
Bromhexine-d3 (hydrochloride) is a deuterium-labeled Bromhexine (hydrochloride) that functions as a potent and specific TMPRSS2 protease inhibitor with an IC50 of 0.75 μM. It holds potential for preventing and managing SARS-CoV-2 infection and also acts as an autophagy agonist. Additionally, Bromhexine hydrochloride serves as a mucolytic cough suppressant, suggesting its utility in various respiratory conditions. This product is intended for research use only.
- Deuterium labeled Bromhexine (hydrochloride)
- Potent and specific TMPRSS2 protease inhibitor
- Can prevent and manage SARS-CoV-2 infection
- Autophagy agonist
- Mucolytic cough suppressant
- Used as a tracer or internal standard for quantitative analysis
Medchemexpress LLC Octocrylene-d10 | 2714435-95-5 | 371.54 | C24H17D10NO2 | 1mg
Octocrylene-d10 is the deuterium labeled Octocrylene Octocrylene is an organic ultraviolet (UV) filter which absorbs mainly UVB radiation and short UVA wavelengths[1]
Cayman Chemical ResolvIn D3-d5 10ug
An internal standard for the quantification of RvD3 by GC- or LC-MS