IUPAC Name: Pyrene-1-carboxylic acid 
Following is the structure of 1-Pyrenecarboxylicacid (CAS NO.19694-02-1):
                       
Empirical Formula: C₁₇H₁₀O₂
Molecular Weight: 246.2601
Index of Refraction: 1.871
Molar Refractivity: 79.39 cm³
Molar Volume: 174.5 cm³
Density: 1.411 g/cm³
Flash Point: 218.4 °C
Solubility: DMF: soluble
Melting point: 270-272 °C(lit.)
Surface Tension: 73.9 dyne/cm
Enthalpy of Vaporization: 80.66 kJ/mol
Boiling Point: 497.9 °C at 760 mmHg
Vapour Pressure of 1-Pyrenecarboxylicacid (CAS NO.19694-02-1): 9.9E-11 mmHg at 25 °C 
Product Categories of 1-Pyrenecarboxylicacid (CAS NO.19694-02-1): Pyrenes; Photoluminescent Materials > Light-Emitting Dopants and Fluorescent DyesFluorescent Probes, Labels, Particles and Stains; Other Fluorescent Labels; Photonic and Optical Materials; DetectionFluorescent Probes, Labels, Particles and Stains; Functional Group Reactive Labels; Functional Group Reactive Labels for SpectroscopyFluorescent Probes, Labels, Particles and Stains; Lipophilic and Membrane Probes; Other Fluorescent LabelsFluorescent Indicators and Probes; Other Non-Polar or Lipophilic Probes; Biochemicals and Reagents; Fluorescent Labels; Fluorescent Probes, Labels, Particles and Stains
Canonical SMILES: C1=CC2=C3C(=C1)C=CC4=C(C=CC(=C43)C=C2)C(=O)O
InChI: InChI=1S/C17H10O2/c18-17(19)14-9-7-12-5-4-10-2-1-3-11-6-8-13(14)16(12)15(10)11/h1-9H,(H,18,19)
InChIKey: HYISVWRHTUCNCS-UHFFFAOYSA-N

WGK Germany: 3
F: 8

 1-Pyrenecarboxylicacid , its cas register number 19694-02-1. It also can be called Pyrene-1-carboxylic acid .