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Pigment Red 21 (Molecular Formula: C23H16ClN3O2)

Product Name: Pigment Red 21
CAS Registry Number: 6410-26-0
EINECS: 229-096-4  
Synonyms: 4-[(2-Chlorophenyl)azo]-3-hydroxy-N-phenyl-2-naphthalenecarboxamide; C.I. 12300;Pigment Red 21;-; 4-[(2-Chlorophenyl)azo]-3-hydroxy-N-phenylnaphthalene-2-carboxamide;
Molecular Structure:
Molecular Formula: C23H16ClN3O2
Molecular Weight: 401.85
Density:  1.31
Boiling Point:  602.2 °C at 760 mmHg
Flash Point:  602.2 °C at 760 mmHg
Refractive index:  1.665

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