Feprazone

Feprazone
Clinical data
AHFS/Drugs.comInternational Drug Names
ATC code
Identifiers
  • 4-(3-methylbut-2-enyl)-1,2-di(phenyl)pyrazolidine-3,5-dione
CAS Number
PubChem CID
ChemSpider
UNII
KEGG
CompTox Dashboard (EPA)
ECHA InfoCard100.045.735 Edit this at Wikidata
Chemical and physical data
FormulaC20H20N2O2
Molar mass320.392 g·mol−1
3D model (JSmol)
  • O=C2N(c1ccccc1)N(C(=O)C2C\C=C(/C)C)c3ccccc3
  • InChI=1S/C20H20N2O2/c1-15(2)13-14-18-19(23)21(16-9-5-3-6-10-16)22(20(18)24)17-11-7-4-8-12-17/h3-13,18H,14H2,1-2H3 checkY
  • Key:RBBWCVQDXDFISW-UHFFFAOYSA-N checkY
  (verify)

Feprazone (or prenazone) is a drug used for joint and muscular pain.[1]

It is an analog of phenylbutazone but instead of a n-butyl group it is prenylated.

  1. ^ Koyama T, Izawa Y, Wada H, Makita T, Hashimoto Y, Enomoto M (June 1982). "Toxicological aspects of feprazone, a new nonsteroidal anti-inflammatory drug". Toxicology and Applied Pharmacology. 64 (2): 255–70. doi:10.1016/0041-008X(82)90222-8. PMID 7123554.