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483-84-1

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483-84-1 Structure

483-84-1 Structure
IdentificationMore
[Name]

FLAVIANIC ACID
[CAS]

483-84-1
[Synonyms]

2,4-DINITRO-1-NAPHTHOL-7-SULFONIC ACID
8-HYDROXY-5,7-DINITRO-2-NAPHTHALENESULFONIC ACID
8-HYDROXY-5,7-DINITRO-NAPHTHALENE-2-SULFONIC ACID
FLAVIANIC ACID
LABOTEST-BB LT00452838
2,4-Dinitronaphtholsulfonic acid
2,4-dinitronaphtholsulfonicacid
2-Naphthalenesulfonic acid, 5,7-dinitro-8-hydroxy-
2-Naphthalenesulfonic acid, 8-hydroxy-5,7-dinitro-
5,7-dinitro-8-hydroxy-2-naphthalenesulfonicaci
8-hydroxy-5,7-dinitro-2-naphthalenesulfonicaci
DNNS
2,4-Dinitro-1-Napthol-7-Sulfonic Acid
8-hydroxy-5,7-dinitronaphthalene-2-sulphonic acid
Flavianic acid dihydrate
FLAVIANIC ACID FREE ACID
2,4-DINITRO-1-NAPHTHOL-7-SULPHONICACID
2,4-DINITRO-1-NAPHTHO-7-SULPHONICACID
2,4-DINITRO-1-NAPHTHO-7-SULFONICACID
1-Hydroxy-2,4-dinitro-7-naphthalenesulfonic acid
[EINECS(EC#)]

207-600-3
[Molecular Formula]

C10H6N2O8S
[MDL Number]

MFCD00046407
[Molecular Weight]

314.23
[MOL File]

483-84-1.mol
Chemical PropertiesBack Directory
[Melting point ]

148-151 °C(lit.)
[density ]

1.7763 (rough estimate)
[refractive index ]

1.7450 (estimate)
[storage temp. ]

2-8°C
[solubility ]

DMSO (Slightly), Methanol (Slightly)
[form ]

powder to crystal
[pka]

-0.38±0.40(Predicted)
[color ]

Light yellow to Yellow
[CAS DataBase Reference]

483-84-1(CAS DataBase Reference)
[EPA Substance Registry System]

2-Naphthalenesulfonic acid, 8-hydroxy-5,7-dinitro- (483-84-1)
Safety DataBack Directory
[Hazard Codes ]

C
[Risk Statements ]

R34:Causes burns.
R40:Limited evidence of a carcinogenic effect.
[Safety Statements ]

S22:Do not breathe dust .
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 .
S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) .
[RIDADR ]

UN 1759 8/PG 3
[WGK Germany ]

3
[RTECS ]

QK1810000
[HS Code ]

2908.99.9000
[HazardClass ]

8
[PackingGroup ]

III
Raw materials And Preparation ProductsBack Directory
[Raw materials]

Nitric acid-->FUMING SULFURIC ACID-->1-Naphthol
Hazard InformationBack Directory
[Definition]

ChEBI: A naphthalenesulfonic acid that is naphthalene-2-sulfonic acid substituted by nitro groups at positions 5 and 7 as well as a hydroxy group at position 8. The disodium salt is the biological stain 'naphthol yellow S'.
Spectrum DetailBack Directory
[Spectrum Detail]

FLAVIANIC ACID(483-84-1)IR1
FLAVIANIC ACID(483-84-1)IR2
FLAVIANIC ACID(483-84-1)IR3
Well-known Reagent Company Product InformationBack Directory
[Sigma Aldrich]

483-84-1(sigmaaldrich)
[TCI AMERICA]

Flavianic Acid  Dihydrate(483-84-1)
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