CAS No: 3682-32-4, Chemical Name: 2-Nitroso-1-naphthol-4-sulfonic acid hydrate
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3682-32-4 2-Nitroso-1-naphthol-4-sulfonic acid hydrate

product Name 2-Nitroso-1-naphthol-4-sulfonic acid hydrate
Synonyms 4-Hydroxy-3-nitroso-1-naphthalenesulfonic acid; 2-Nitroso-1-naphthol-4-sulphonic acid tetrahydrate; 4-hydroxy-3-nitrosonaphthalene-1-sulfonic acid; 3-nitroso-4-oxidonaphthalene-1-sulfonate
Molecular Formula C10H5NO5S
Molecular Weight 251.2165
InChI InChI=1/C10H7NO5S/c12-10-7-4-2-1-3-6(7)9(17(14,15)16)5-8(10)11-13/h1-5,12H,(H,14,15,16)/p-2
CAS Registry Number 3682-32-4
EINECS 222-964-3
Molecular Structure 3682-32-4 2-Nitroso-1-naphthol-4-sulfonic acid hydrate
Melting point 140℃
Hazard Symbols
Risk Codes R20/22:Harmful by inhalation and if swallowed.;
R36/37/38:Irritating to eyes, respiratory system and skin.;
Safety Description S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.;
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection.;