CAS No.: 81-84-5
Molecular Formula: C₁₂H₆O₃
Molecular Weight: 198.17
Molecular Structure:

Appearance: Light yellow crystalline powder
Melting Point: 267~269°C
Solubility: Insoluble in water, ether, and benzene; slightly soluble in hot ethanol; soluble in hot acetic acid.
Packaging: 25 kg plastic-lined woven bags or export-grade fiber drums (custom packaging available upon request).
Applications: An important raw material for the synthesis of dyes, pigments, and fluorescent brightening agents.