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Substance Name: Lonazolac [INN]
RN: 53808-88-1
UNII: 13097143QI
InChIKey: XVUQHFRQHBLHQD-UHFFFAOYSA-N

Classification Codes

  • Analgesics
  • Analgesics, Non-Narcotic
  • Anti-Inflammatory Agents
  • Anti-Inflammatory Agents, Non-Steroidal
  • Antirheumatic Agents
  • Peripheral Nervous System Agents
  • Sensory System Agents

Molecular Formula

  • C17-H13-Cl-N2-O2

Molecular Weight

  • 312.7547
 
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Names and Synonyms

Name of Substance

  • Lonazolac
  • Lonazolac [INN]

Synonyms

  • EINECS 258-791-5
  • Lonazolac
  • Lonazolaco
  • Lonazolaco [INN-Spanish]
  • Lonazolacum
  • Lonazolacum [INN-Latin]
  • UNII-13097143QI

Systematic Names

  • 3-(p-Chlorophenyl)-1-phenylpyrazole-4-acetic acid
  • Lonazolac

Registry Numbers

CAS Registry Number

  • 53808-88-1

FDA UNII

  • 13097143QI

Related Registry Number

  • 75821-71-5 (calcium salt)

System Generated Number

  • 0053808881

Structure Descriptors

InChI

1S/C17H13ClN2O2/c18-14-8-6-12(7-9-14)17-13(10-16(21)22)11-20(19-17)15-4-2-1-3-5-15/h1-9,11H,10H2,(H,21,22)

InChIKey

XVUQHFRQHBLHQD-UHFFFAOYSA-N

Smiles

c1ccc(cc1)n2cc(c(n2)c3ccc(cc3)Cl)CC(=O)O

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point 150.5 deg C   EXP
pKa Dissociation Constant 4.3 (none)   EXP
log P (octanol-water) 3.670 (none)   EST
Atmospheric OH Rate Constant 4.32E-11 cm3/molecule-sec 25 EST

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