Synonym(s): 5-Hydroxy-2-(hydroxymethyl)-4H-pyran-4-one Formula: C6H6O4 Formula weight: 142.11 Purity: 99% CAS Number: 501-30-4 Harmonized Tariff Code:  2941.90 Hazard Statements: H351 Suspected of causing cancer. Precautionary Statements: P281-P201-P202-P308+P313-P405-P501a …