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4-chloro-2-benzofuran-1,3-dione (Molecular Formula: C8H3ClO3)
Product Name: 4-chloro-2-benzofuran-1,3-dione
CAS Registry Number: 117-21-5
EINECS: 204-179-8  
Synonyms: 4-chloro-2-benzofuran-1,3-dione; 4-chloroisobenzofuran-1,3-dione; 3-chlorophthalic acid anhydride;117-21-5;4-chloro-2-benzofuran-1,3-dione;
Molecular Structure:
Molecular Formula: C8H3ClO3
Molecular Weight: 182.56062
Density:  1.594 g/cm3
Boiling Point:  317.2 °C at 760 mmHg
Melting Point:  123-126 °C
Flash Point:  152.2 °C
Refractive index:  1.626
Risk Codes:  36/37/38
Safety Statements:  37/39-26
Hazard Symbols:  Xi: Irritant;
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