| Appearance and Shape (20°C) | Solid | 
|---|---|
| CAS RN | 42523-29-5 | 
| MDL number | MFCD00037141 | 
| Molecular weight | 212.20 | 
| Molecular Formula | C13H8O3 | 
| Product code | ICTD1685 | 
| PubChem Substance ID | 125309175 | 
| Purity/Analytical Methods | >98.0%(T)(HPLC) | 
| Reaxys-RN | 1960042 | 
| Appearance | Light yellow to Brown powder to crystal | 
|---|
| Pictograms |   | 
|---|---|
| Hazard statement | H315 : Causes skin irritation H319 : Causes serious eye irritation. | 
| Precautionary Statements | P264 : Wash skin thoroughly after handling P280 : Wear protective gloves/ eye protection/ face protection P337 + P313 : If eye irritation persists: Get medical advice/ attention P305 + P351 + P338 : IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing P302 + P352 : IF ON SKIN: Wash with plenty of soap and water P332 + P313 : If skin irritation occurs: Get medical advice/ attention P362 : Take off contaminated clothing and wash before reuse. | 
| Signal word | Warning | 
Chemicals by Class 5-Membered Carbocyclic Compounds [Chemical Structural Class] Cyclopentadienes [Chemical Structural Class] Fluorenes, Fluorenones [Chemical Structural Class] Fluorenones [Chemical Structural Class]
Chemistry Building Blocks Non-Heterocyclic Building Blocks Oxygen Compounds [Non-Heterocyclic Building Blocks] Phenols_C12-C15 [Non-Heterocyclic Building Blocks] Phenols [Non-Heterocyclic Building Blocks]
Materials Science Material Building Blocks Small Molecule Semiconductor Building Blocks Fluorenes, Fluorenones [Small Molecule Semiconductor Building Blocks] Polymer/Macromolecule Reagents Monomers Diol Monomers