Molecular formula  C4H6O2 

Molecular weight  86.09

FEMA Number   2370

CAS Number   431-03-8

Odour  Dilution has a strong flavour of cream

Appearance  Yellow to yellow-green liquid

Content ≥ 98%(GC)

Refractive index(20°C) 1.391-1.399

Packaging 25kg/200kg HDPE drums

StorageTreasury ventilated low-temperature drying,and stored separately from oxidizing agents.

2, 3-BUTANEDIONE (CAS NO.431-03-8)