1,3-Benzenediamine,4-[2-(1-naphthalenyl)diazenyl]- cas no:6416-57-5

Name1,3-Benzenediamine,4-[2-(1-naphthalenyl)diazenyl]-
CAS6416-57-5
Synonyms1,3-Benzenediamine,4-(1-naphthalenylazo)- (9CI); C.I. Solvent Brown 1 (8CI); C.I. 11285; FatBrown; Fat Brown 2G; Fat Brown 2R; Fat Brown RR; Grasan Brown DT New; HexatypeBrown N; Lithofor Brown A; Oil-sol. brown; Organol 2R; Silotras Brown TRN;Solvent Brown 1; Sudan Brown RR; Sudan Brown YR; Typogen Brown N
EINECS(EC#)229-127-1
Molecular FormulaC16H14 N4
Molecular Weight262.34

refractive index1.681

Hazard Xi
Risk 36/37/38
Safety

Questionable carcinogen with experimental tumorigenic data. When heated to decomposition it emits toxic fumes of NO_x. See also AROMATIC AMINES.
The Risk Statements of  4-(1-Naphthylazo)-m-phenylenediamine (CAS NO.6416-57-5):
R36/37/38:Irritating to eyes, respiratory system and skin.
Hazard Codes : Xi 
Safety Statements:
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S36:Wear suitable protective clothing.
RTECS :ST2900000 

The Mutagenicity Data of 4-(1-Naphthylazo)-m-phenylenediamine (CAS NO.6416-57-5):
Test type:TDLo - Lowest published toxic dose
Route of exposure:Oral
Test Species:Rodent - rat
Dose/time:34 gm/kg/89W-C
Toxicity:Tumorigenic - equivocal tumorigenic agent by RTECS criteria Gastrointestinal - tumors Liver - tumors
Reference:ZEKBAI Zeitschrift fuer Krebsforschung. (Berlin, Fed. Rep. Ger.) V.1-75, 1903-71. For publisher information, see JCROD7. Volume(issue)/page/year: 57,530,1951 
Overview:IARC Cancer Review:Animal Inadequate Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 8,249,1975 IARC Cancer Review:Human No Adequate Data IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 8,249,1975 IARC Cancer Review:Group 3 IMSUDL IARC Monographs, Supplement. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) No.1- 1979- Volume(issue)/page/year: 7,56,1987