Basic

CAS No.	7298-65-9
Product Name	fluorescein dibutyrate
Synonyms	Fluorescein, dibutyrate; NSC 83608; Butanoic acid, 1,1'-(3-oxospiro(isobenzofuran-1(3H),9'-(9H)xanthene)-3',6'-diyl) ester; Butanoic acid, 3-oxospiro(isobenzofuran-1(3H),9'-(9H)xanthene)-3',6'-diyl ester; 3-oxo-3H-spiro[2-benzofuran-1,9'-xanthene]-3',6'-diyl dibutanoate
Molecular Formula	C28H24O7
Molecular Weight	472.486

Physical property

Density	1.35g/cm3
Melting point	118-119℃
Boiling point	634.4°C at 760 mmHg
Flash point	271.6°C
Refractive index	1.642