*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : QK1295000 CHEMICAL NAME : 1-Naphthalenesulfonic acid, 4-amino-5-hydroxy- CAS REGISTRY NUMBER : 83-64-7 BEILSTEIN REFERENCE NO. : 2127506 REFERENCE : 3-14-00-02290 (Beilstein Handbook Reference) LAST UPDATED : 199701 DATA ITEMS CITED : 3 MOLECULAR FORMULA : C10-H9-N-O4-S MOLECULAR WEIGHT : 239.26 WISWESSER LINE NOTATION : L66J BSWQ EZ GQ COMPOUND DESCRIPTOR : Primary Irritant SYNONYMS/TRADE NAMES : * 4-Amino-5-hydroxy-1-naphthalenesulfonic acid * Aminonaphthol sulfonic acid S * Chicago acid S * Kyselina 1-amino-8-naftol-4-sulfonova * Kyselina S * S acid *** HEALTH HAZARD DATA *** ** SKIN/EYE IRRITATION DATA ** TYPE OF TEST : Standard Draize test ROUTE OF EXPOSURE : Administration into the eye SPECIES OBSERVED : Rodent - rabbit DOSE/DURATION : 500 mg/24H REACTION SEVERITY : Mild REFERENCE : 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,1057,1986 ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 6210 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,1057,1986 *** STATUS IN U.S. *** EPA TSCA Section 8(b) CHEMICAL INVENTORY *** END OF RECORD ***