2-Naphthalenesulfonic acid,
4-hydroxy-3-((3-nitro-5-sulfophenyl)azo)-6-((3-((4-ni
trophenyl) azo)-4,6-dihydroxyphenyl)azo)-, disodium
salt
CAS  
:
525-05-3
SYNONYMS  
:
* Anionic Dark Brown 2Ch
* Brown 673
*** CHEMICAL IDENTIFICATION ***
RTECS NUMBER : QJ6490000
CHEMICAL NAME : 2-Naphthalenesulfonic acid,
4-hydroxy-3-((3-nitro-5-sulfophenyl)azo)-6-((3-((4-ni
trophenyl) azo)-4,6-dihydroxyphenyl)azo)-, disodium
salt
LAST UPDATED : 199712
DATA ITEMS CITED : 4
MOLECULAR FORMULA : C28-H16-N8-O13-S2.2Na
MOLECULAR WEIGHT : 782.62
SYNONYMS/TRADE NAMES :
* Anionic Dark Brown 2Ch
* Brown 673
*** HEALTH HAZARD DATA ***
** ACUTE TOXICITY DATA **
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : >10 gm/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity)
Skin and Appendages - dermatitis, other (after systemic exposure)
REFERENCE :
TOVEFN Toksikologicheskii Vestnik. (18-20 Vadkovskii per. Moscow, 101479,
Russia) History Unknown Volume(issue)/page/year: (2),34,1996
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 1560 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity)
Skin and Appendages - dermatitis, other (after systemic exposure)
REFERENCE :
TOVEFN Toksikologicheskii Vestnik. (18-20 Vadkovskii per. Moscow, 101479,
Russia) History Unknown Volume(issue)/page/year: (2),34,1996
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : >10 gm/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity)
Skin and Appendages - dermatitis, other (after systemic exposure)
REFERENCE :
TOVEFN Toksikologicheskii Vestnik. (18-20 Vadkovskii per. Moscow, 101479,
Russia) History Unknown Volume(issue)/page/year: (2),34,1996
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 1980 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity)
Skin and Appendages - dermatitis, other (after systemic exposure)
REFERENCE :
TOVEFN Toksikologicheskii Vestnik. (18-20 Vadkovskii per. Moscow, 101479,
Russia) History Unknown Volume(issue)/page/year: (2),34,1996
*** END OF RECORD ***
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