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ChemicalBook--->CAS DataBase List--->81-48-1

81-48-1

81-48-1 Structure

81-48-1 Structure
IdentificationMore
[Name]

Solvent Violet 13
[CAS]

81-48-1
[Synonyms]

1-hydroxy-4-[(4-methylphenyl)amino]-9,10-anthracenedione
1-HYDROXY-4-P-TOLUIDINOANTHRAQUINONE
ALIZARIN PURPLE SS
alizurine purple ss
ALIZUROL PURPLE SS
CALCO OIL VIOLET ZIRS
CI 60725
D AND C VIOLET 2
D AND C VIOLET NO 2
disperse blue 72
OIL VIOLET IRS
QUINIZARIN BLUE
Solvent Blue 90
SOLVENT VIOLET 13
THERMOPLAST BLUE 684
WAXOLINE PURPLE A
10-Anthracenedione,1-hydroxy-4-(4-methylphenyl)amino-9
11092violet
1-hydroxy-4-((4-methylphenyl)amino)-10-anthracenedione
1-hydroxy-4-(p-toluidino)-anthraquinon
[EINECS(EC#)]

201-353-5
[Molecular Formula]

C21H15NO3
[MDL Number]

MFCD00019148
[Molecular Weight]

329.35
[MOL File]

81-48-1.mol
Chemical PropertiesBack Directory
[Melting point ]

186.1 °C
[Boiling point ]

466.95°C (rough estimate)
[density ]

1.2464 (rough estimate)
[vapor pressure ]

0Pa at 25℃
[refractive index ]

1.5614 (estimate)
[storage temp. ]

Keep in dark place,Inert atmosphere,Room temperature
[solubility ]

Chloroform (Slightly)
[Colour Index ]

60725
[form ]

powder to crystal
[pka]

8.00±0.20(Predicted)
[color ]

Red to Dark blue to Black
[Water Solubility ]

9.3μg/L at 25℃
[LogP]

4.26 at 25℃
[CAS DataBase Reference]

81-48-1(CAS DataBase Reference)
[EPA Substance Registry System]

81-48-1(EPA Substance)
Safety DataBack Directory
[Risk Statements ]

R36/37/38:Irritating to eyes, respiratory system and skin .
[Safety Statements ]

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 .
[RTECS ]

CB7700000
[HS Code ]

32041990
[Hazardous Substances Data]

81-48-1(Hazardous Substances Data)
Raw materials And Preparation ProductsBack Directory
[Raw materials]

1,4-Dihydroxyanthraquinone-->1-chloro-4-hydroxyanthraquinone-->Solvent Green 3-->2,3-DIHYDRO-9,10-DIHYDROXY-1,4-ANTHRACENEDIONE-->4-Methylaniline hydrochloride-->Anthracene-1,4,9,10-tetraol-->4-Butylaniline-->p-Toluidine-->1-bromo-4-hydroxyanthraquinone-->Aniline-->1,4-Dihydroxyanthraquinone-->p-Toluidine-->1-chloro-4-hydroxyanthraquinone
[Preparation Products]

Disperse Grey BL
Hazard InformationBack Directory
[Uses]

1-Hydroxy-4-(p-tolylamino)anthracene-9,10-dione (cas# 81-48-1) is a useful research chemical. Dyes and metabolites, Environmental Testing.
[Preparation]

1,4-Dihydroxyanthracene-9,10-dione Or Anthracene-1,4,9,10-tetraol Or 1-Bromo-4-hydroxyanthraquinone Or 1-Chloro-4-hydroxyanthracene-9,10-dione and p-Methylaniline reaction.
[Flammability and Explosibility]

Notclassified
[Synthesis]

1-Hydroxy-4-(p-methylphenylamino) anthraquinone is prepared from the leuco form of quinizarin and p-toluidine , or from 4-halo- 1-hydroxyanthraquinone and p-toluidine.
[Properties and Applications]

brilliant blue purple. In concentrated sulfuric acid for SAP green, dilution after olive, red blue precipitation
Standard Light Fastness Heat-resistant(℃) water Sodium Carbonate(5%) Hydrochloric acid(5%)
Melting point Stable
ISO >7 330 Insoluble
Spectrum DetailBack Directory
[Spectrum Detail]

Solvent Violet 13(81-48-1)MS
Solvent Violet 13(81-48-1)13CNMR
Solvent Violet 13(81-48-1)IR1
Solvent Violet 13(81-48-1)IR2
Well-known Reagent Company Product InformationBack Directory
[Sigma Aldrich]

81-48-1(sigmaaldrich)
[TCI AMERICA]

Quinizarin Blue,>90.0%(LC)(81-48-1)
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