132-68-3 naphthol as-bo

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Product Name	Naphthol AS-BO
CAS No.	132-68-3
Synonyms	C.I. Azoic Coupling Component 4; C.I.Azoic Coupling Component 4; 3-hydroxy-N-1-naphthyl-2-naphthamide; 2-Hydroxy-3-Naphthoyl-1-Naphthamide; 3-hydroxy-N-(naphthalen-1-yl)naphthalene-2-carboxamide; 3-Hydroxy-N-Naphthalen-1-Ylnaphthalene-2-Carboxamide
InChI	InChI=1/C21H15NO2/c23-20-13-16-8-2-1-7-15(16)12-18(20)21(24)22-19-11-5-9-14-6-3-4-10-17(14)19/h1-13,23H,(H,22,24)
Molecular Formula	C₂₁H₁₅NO₂
Molecular Weight	313.3493
Density	1.333g/cm3
Melting point	222~223℃
Boiling point	479.3°C at 760 mmHg
Flash point	243.6°C
Refractive index	1.778