Solvent Orange 7 supplier | CasNO.3118-97-6

Name
SUDAN II
EINECS 221-490-4
CAS No. 3118-97-6
Article Data10
CAS DataBase
Density 1.14 g/cm³
Solubility 54.45μg/L at 25℃
Melting Point 156-158 °C
Formula C₁₈H₁₆N₂O
Boiling Point 429.6 °C at 760 mmHg
Molecular Weight 276.338
Flash Point 213.6 °C
Transport Information
Appearance Red to orange-brownish powder
Safety 26-37/39
Risk Codes 36/37/38
Molecular Structure
Hazard Symbols Xi
Synonyms SudanⅡ;2-Naphthalenol,1-[(2,4-dimethylphenyl)azo]- (9CI);C.I. Solvent Orange 7 (7CI,8CI);Sudan Red(6CI);Brasilazina Oil Scarlet 6G;C.I. 12140;Cerisol Scarlet G;FD and C RedNo. 32;Fast Oil Orange II;Fat Scarlet 2G;Grasan Orange 3R;Japan Red 505;Lacquer Orange VR;NSC 10457;Oil Orange 2R;OilOrange KB;Oil Orange N Extra;Oil Orange R;Oil Orange XO;OilRed XO;Oil Scarlet;Oil Scarlet 6G;Oil Scarlet BL;Red 505;Red No. 5;Resin Scarlet 2R;SomaliaOrange 2R;Somalia Orange A 2R;Sudan 2;Sudan Orange RPA;Sudan orange;
PSA 44.95000
LogP 5.57760

Solvent Orange 7 Chemical Properties

IUPAC Name: 1-[(2,4-Dimethylphenyl)hydrazinylidene]naphthalen-2-one
Molecular Formula: C₁₈H₁₆N₂O
Formula Weight: 276.36g/mol
EINECS: 221-490-4
Appearance: salmon pink powder
Density: 1.14g/cm³
Melting Point: 156-158 °C
Boiling point: 429.6 °C at 760 mmHg
Refractive index: 1.615
Molar Refractivity: 84.44 cm³Polarizability: 33.47 10^-24 cm³Surface tension: 41.8 dyne/cm
Enthalpy of Vaporization: 76.87 kJ/mol
Flash Point: 213.6 °C
Vapor Pressure: 1.03E-09 mmHg at 25°C
Solubility: not soluble in water
Classification Code: Mutation data; Tumor data
Stability: Explosive combination can occur with strong oxidizing agents, metal salts, peroxides and sulfides
The molecular structure of Sudan II (CAS NO.3118-97-6) is .

Solvent Orange 7 Uses

Sudan II (CAS NO.3118-97-6) is a lysochrome (fat-soluble dye) azo dye used for staining of triglycerides in frozen sections, and some protein bound lipids and lipoproteins on paraffin sections. In industry, it is used to color nonpolar substances like oils, fats, waxes, greases, various hydrocarbon products, and acrylic emulsions.

Solvent Orange 7 Toxicity Data With Reference

mma-sat 50 µg/plate

MUREAV Mutation Research. 44 (1977),9.

Solvent Orange 7 Consensus Reports

IARC Cancer Review: Group 3 IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 7 ,1987,p. 56.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210) ; Animal Sufficient Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 8 ,1975,p. 233.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210) . Reported in EPA TSCA Inventory. Community Right-To-Know List. EPA Genetic Toxicology Program.

Solvent Orange 7 Safety Profile

Questionable carcinogen with experimental carcinogenic data. Mutation data reported. When heated to decomposition it emits toxic fumes of NO_x.
Hazard Symbols: Xi
Risk Statements：36/37/38
R36/37/38: Irritating to eyes, respiratory system and skin
Safety Statements：26-37/39
S37/39: Wear suitable gloves and eye/face protection
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice

Solvent Orange 7 Specification

Sudan II (CAS NO.3118-97-6), its Synonyms are C.I. Solvent Orange 7 ; Sudan red ; 1-((2,4-Dimethylphenyl)azo)-2-naphthalenol ; 1-(2,4-Xylylazo)-2-naphthol ; 1-(o-Xylylazo)-2-naphthol ; 1-Xylylazo-2-naphthol ; 2-Naphthalenol, 1-((2,4-dimethylphenyl)azo)- ; 2-Naphthol, 1-(2,4-xylylazo)- ; A F Red No. 5 ; A.F. Red No. 5 ; Waxakol vermilion ; Waxakol vermilion L . It is red to orange-brownish powder.

Product Name

SUDAN II