C.I. Acid Orange 12, 23481-33-6,

Colour Index

Name:	C.I. Acid Orange 12
CAS:	23481-33-6
Synonyms	(5E)-6-oxo-5-(phenylhydrazono)-5,6-dihydronaphthalene-2-sulfonic acid
Molecular Formula	C₁₆H₁₂N₂O₄S
Molecular Weight	328.3425
InChI	InChI=1/C16H12N2O4S/c19-15-9-6-11-10-13(23(20,21)22)7-8-14(11)16(15)18-17-12-4-2-1-3-5-12/h1-10,17H,(H,20,21,22)/b18-16+
CAS Registry Number	23481-33-6
Molecular Structure
Density	1.43g/cm³
Refractive index	1.676