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Substance Name: Phenopyrazone
RN: 3426-01-5
UNII: 19OVL5JYLL
InChIKey: ZZMSHBOVYPIYOB-UHFFFAOYSA-N

Classification Code

  • Drug / Therapeutic Agent

Molecular Formula

  • C15-H12-N2-O2

Molecular Weight

  • 252.2718
 
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Names and Synonyms

Name of Substance

  • Phenopyrazone

Synonyms

  • 1,4-Diphenyl-3,5-dioxo-pyrazolidin
  • 1,4-Diphenyl-3,5-dioxo-pyrazolidin [German]
  • 1,4-Diphenyl-3,5-pyrazolidinedione
  • Diphenox
  • DPHP
  • EINECS 222-324-3
  • Kr 122
  • Phenopyrazone
  • UNII-19OVL5JYLL

Systematic Names

  • 1,4-Diphenylpyrazolidine-3,5-dione
  • 3,5-Pyrazolidinedione, 1,4-diphenyl-

Registry Numbers

CAS Registry Number

  • 3426-01-5

FDA UNII

  • 19OVL5JYLL

System Generated Number

  • 0003426015

Structure Descriptors

InChI

1S/C15H12N2O2/c18-14-13(11-7-3-1-4-8-11)15(19)17(16-14)12-9-5-2-6-10-12/h1-10,13H,(H,16,18)

InChIKey

ZZMSHBOVYPIYOB-UHFFFAOYSA-N

Smiles

c1ccc(cc1)C2C(=O)NN(C2=O)c3ccccc3

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intravenous 740mg/kg (740mg/kg)   Naunyn-Schmiedeberg's Archiv fuer Experimentelle Pathologie und Pharmakologie. Vol. 233, Pg. 365, 1958.
mouse LD50 oral > 3200mg/kg (3200mg/kg)   Yakugaku Zasshi. Journal of Pharmacy. Vol. 98, Pg. 679, 1978.
mouse LD50 subcutaneous 1003mg/kg (1003mg/kg)   Arzneimittel-Forschung. Drug Research. Vol. 4, Pg. 249, 1954.

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point 233.5 deg C   EXP
log P (octanol-water) 1.640 (none)   EST
Atmospheric OH Rate Constant 2.32E-11 cm3/molecule-sec 25 EST

Physical property data is provided to ChemIDplus by SRC, Inc.