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1-Hydroxy-4-(p-toluidino)anthraquinone
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Name

1-Hydroxy-4-(p-toluidino)anthraquinone

 EINECS 201-353-5
CAS No. 81-48-1 Density 1.373 g/cm3
PSA 66.40000 LogP 4.29260
Solubility 9.3μg/L at 25℃ Melting Point 142-143oC
Formula C21H15NO3 Boiling Point 520.7 °C at 760 mmHg
Molecular Weight 329.355 Flash Point 268.7 °C
Transport Information N/A Appearance N/A
Safety 26-36/37/39 Risk Codes 36/37/38
Molecular Structure Molecular Structure of 81-48-1 (Solvent Violet 13) Hazard Symbols N/A
Synonyms

Ahcoquinone Blue IR Base;Sumikaron Violet 3BL;1-Hydroxy-4-p-toluidino-9,10-anthraquinone;11092 Violet;1-p-Toluidino-4-hydroxyanthraquinone;1-Hydroxy-4-(p-tolylamino)-9,10-anthraquinone;1-Hydroxy-4-(p-toluidino)anthraquinone;Anthraquinone,1-hydroxy-4-p-toluidino- (6CI,7CI,8CI);Alizarin violet 3B;Alizarine Irisol R Base;Alizurol Purple;Alizurol Purple SS;Disperse Blue 72;Diaresin Blue G;C Violet No. 2;D&;D&;D and C Violet No. 2;C.I. DisperseBlue 72;C.I. Solvent Violet 13;Dispersol Violet B-G;Irisolbase;Japan Violet No. 201;Kayaset Blue A2R;Lurafix Blue 590;NSC 2856;Oil Violet IRS;Oplas Violet 730;Orient Oil Violet730;Resiren Blue TR;ResolinBlue RRL;Sandoplast Violet RSB;Solvent Blue 90;SolventViolet 13;Macrolex Violet B;Sumikaron Violet B;Thermoplast Blue 684;Violet 2;Violet No. 201;

Article Data 16

1-Hydroxy-4-(p-toluidino)anthraquinone Chemical Properties

IUPAC Name: 1-hydroxy-4-(4-methylanilino)anthracene-9,10-dione 
Empirical Formula: C21H15NO3
Molecular Weight: 329.3487g/mol
EINECS: 201-353-5 
Structure of 1-Hydroxy-4-(p-toluidino)anthraquinone (CAS NO.81-48-1):

Index of Refraction: 1.72
Molar Refractivity: 94.74 cm3
Molar Volume: 239.8 cm3
Polarizability: 37.56×10-24cm3
Surface Tension: 67.9 dyne/cm
Density: 1.373 g/cm3
Flash Point: 268.7 °C
Enthalpy of Vaporization: 82.37 kJ/mol
Boiling Point: 520.7 °C at 760 mmHg
Vapour Pressure: 1.84E-11 mmHg at 25°C 
Product Categories: Dyes and Pigments;Aminoanthraquinones;Anthraquinones;Hydroxyanthraquinones;Solvent Dyestuff 
Canonical SMILES: CC1=CC=C(C=C1)NC2=C3C(=C(C=C2)O)C(=O)C4=CC=CC=C4C3=O
InChI: InChI=1S/C21H15NO3/c1-12-6-8-13(9-7-12)22-16-10-11-17(23)19-18(16)20(24)14-4-2-3-5-15(14)21(19)25/h2-11,22-23H,1H3
InChIKey: LJFWQNJLLOFIJK-UHFFFAOYSA-N

1-Hydroxy-4-(p-toluidino)anthraquinone Uses

 1-Hydroxy-4-(p-toluidino)anthraquinone (CAS NO.81-48-1) is used to dye hydrocarbon products like solvents and petrol, thermoplastics, synthetic resins, and synthetic fiber. It is also used in cosmetics, In pyrotechnics, it is used in some violet colored smoke compositions.

1-Hydroxy-4-(p-toluidino)anthraquinone Toxicity Data With Reference

1.    

mmo-sat 25 μg/plate

     NTIS**    National Technical Information Service. (Springfield, VA 22161) (Formerly U.S. Clearinghouse for Scientific and Technical Information) AD-A142-106 .
2.    

itr-rat LD50:250 mg/kg

     85JCAE    Prehled Prumyslove Toxikologie; Organicke Latky Marhold, J.,Prague, Czechoslovakia.: Avicenum,1986,1329.

1-Hydroxy-4-(p-toluidino)anthraquinone Consensus Reports

Reported in EPA TSCA Inventory.

1-Hydroxy-4-(p-toluidino)anthraquinone Safety Profile

A poison by intratracheal route. Mutation data reported. When heated to decomposition it emits toxic fumes of NOx.
Risk Statements: 36/37/38
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36/37/39
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
Hazardous Substances Data: 81-48-1(Hazardous Substances Data)

1-Hydroxy-4-(p-toluidino)anthraquinone Specification

 1-Hydroxy-4-(p-toluidino)anthraquinone , its cas register number is 81-48-1. It also can be called 10-Anthracenedione,1-hydroxy-4-(4-methylphenyl)amino-9 ; 11092violet;1-hydroxy-4-((4-methylphenyl)amino)-10-anthracenedione ; 1-hydroxy-4-(p-toluidino)-anthraquinon ; 1-Hydroxy-4-(p-toluido)anthraquinone ; 1-hydroxy-4-[(4-methylphenyl)amino]-10-anthracenedione ; 1-hydroxy-4-p-toluidino-anthraquinon ; 9,10-Anthracenedione,1-hydroxy-4-(4-methylphenyl)amino- .
 

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