843-33-4 4-(4-Nitrophenylazo)catechol

product Name	4-(4-Nitrophenylazo)catechol
CAS No	843-33-4
Synonyms	Nitrophenylazocatechol; 4-[2-(4-nitrophenyl)hydrazino]cyclohexa-3,5-diene-1,2-dione
Molecular Formula	C₁₂H₉N₃O₄
Molecular Weight	259.2176
InChI	InChI=1/C12H9N3O4/c16-11-6-3-9(7-12(11)17)14-13-8-1-4-10(5-2-8)15(18)19/h1-7,13-14H
EINECS	212-676-6
Molecular Structure
Density	1.45g/cm³
Melting point	188-190℃
Boiling point	351.8°C at 760 mmHg
Refractive index	1.661
Flash point	166.5°C
Vapour Pressur	4.02E-05mmHg at 25°C
Hazard Symbols
Risk Codes
Safety Description