Basic

CAS No.	2731-36-4
Product Name	1,2,3,9-tetramethoxybenzo[a]heptalen-10(5H)-one
Molecular Formula	C20H20O5
Molecular Weight	340.3698

Physical property

Density	1.24g/cm3
Boiling point	621.4°C at 760 mmHg
Flash point	273.8°C
Refractive index	1.597