Date published: 2026-4-24

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Phenylbutazone-d9 (CAS 1189479-75-1)

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Alternate Names:
4-(Butyl-d9)-1,2-diphenyl-3,5-pyrazolidinedione
Application:
Phenylbutazone-d9 is an inhibitor of Cox (cyclooxygenase)
CAS Number:
1189479-75-1
Molecular Weight:
317.43
Molecular Formula:
C19H11D9N2O2
Supplemental Information:
This is classified as a Dangerous Good for transport and may be subject to additional shipping charges.
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

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Phenylbutazone-d9 is a deuterium-labeled variant of phenylbutazone. An inhibitor of Cox (cyclooxygenase) that is also a substrate for peroxidation by cyclooxygenase. Phenylbutazone-d9 is specifically designed to serve as an internal standard for accurately measuring the concentration of phenylbutazone using gas chromatography (GC) or liquid chromatography-mass spectrometry (LC-MS) techniques. The incorporation of deuterium atoms into molecules allows for detailed investigation of the compound′s absorption, distribution, metabolism, and excretion (ADME) processes. Phenylbutazone-d9 can be used in comparative studies to understand the effects of deuterium substitution on the kinetics of the parent compound.


Phenylbutazone-d9 (CAS 1189479-75-1) References

  1. Surveillance study of novobiocin and phenylbutazone residues in raw bovine milk using liquid chromatography-tandem mass spectrometry.  |  Thompson, TS., et al. 2010. Food Addit Contam Part A Chem Anal Control Expo Risk Assess. 27: 1104-11. PMID: 20496252
  2. Curcumin-Induced Membrane Property Changes in DMPC Multilamellar Vesicles and the Effects of Membrane-Destabilizing Molecules on Curcumin-Loaded Multilamellar Vesicles.  |  Sahu, AK. and Mishra, AK. 2021. Langmuir. 37: 12753-12766. PMID: 34694126

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

Phenylbutazone-d9, 2.5 mg

sc-219606
2.5 mg
$510.00