Spiro[isobenzofuran-1(3H),9'-[9H]xanthene]-6-carboxylicacid, 3',6'-dihydroxy-3-oxo- cas no:3301-79-9
Synonyms: Spiro[phthalan-1,9'-xanthene]-6-carboxylicacid, 3',6'-dihydroxy-3-oxo- (8CI);Terephthalic acid,(3,6,9-trihydroxyxanthen-9-yl)-, g-lactone (7CI);6-FAM;Fluorescein, 6-carboxy-;
NameSpiro[isobenzofuran-1(3H),9'-[9H]xanthene]-6-carboxylicacid, 3',6'-dihydroxy-3-oxo-
CAS3301-79-9
SynonymsSpiro[phthalan-1,9'-xanthene]-6-carboxylicacid, 3',6'-dihydroxy-3-oxo- (8CI);Terephthalic acid,(3,6,9-trihydroxyxanthen-9-yl)-, g-lactone (7CI);6-FAM;Fluorescein, 6-carboxy-;
EINECS(EC#)276-331-1
Molecular FormulaC21H12O7
Molecular Weight376.31578
AppearanceOrange Solid
refractive index1.816
storage temp2-8°C
Hazard Xi: Irritant;
Risk R36/37/38
Safety
Hazard Codes: 
Xi
Risk Statements: 36/37/38
R36/37/38: Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36/37
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36/37: Wear suitable protective clothing and gloves.
WGK Germany: 3
F: 10-21
