*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : QM0677750 CHEMICAL NAME : Naphtho(2,1-b)thiophen-1(2H)-one, 2-(1-oxonaphtho(2,1-b)thien-2(1H)-ylidene)- CAS REGISTRY NUMBER : 3989-75-1 LAST UPDATED : 199712 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C24-H12-O2-S2 MOLECULAR WEIGHT : 396.48 SYNONYMS/TRADE NAMES : * Amanthrene Brown RRD * Arlanone Brown G * Benzindone Brown G * (delta2,2'(1H,1'H)-Binaphtho(2,1-b)thiophen)-1,1'-dione * Calcoloid Brown RRP * Calcotone Brown 2R * Ciba Brown FG * Ciba Brown G * C.I. 73410 * C.I. Vat Brown 5 * Durindone Brown G * Durindone Brown GP * Durindone Printing Brown G * Fenanthren Brown 2R * Helanthrene Brown RD * Helanthrene Brown RRD * Hostavat Brown 2R * Indanthren Brown RRD * Indanthrene Brown RR * Lithosol Fast Brown GP * Nako Fast Brown RRD * 2-(1-Oxonaphtho(2,1-b)thien-2(1H)-ylidene)naphtho(2,1-b)thiophen-1(2H)-o ne * Palanthrene Printing Brown GGN * Pharmanthrene Brown CR * Red-Brown Zh thioindigo * Sandothrene Brown G * Solanthrene Brown 2RI * Solindene Brown FRD * Thioindigo Red Brown Zh * Thioindigo Red Brown ZhP * Tina Brown G * Vat Brown G * Vat Brown RRD * Vat Printing Brown G *** HEALTH HAZARD DATA *** ** OTHER MULTIPLE DOSE TOXICITY DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 30 gm/kg/30D-I TOXIC EFFECTS : Liver - liver function tests impaired Kidney, Ureter, Bladder - urine volume increased Related to Chronic Data - death REFERENCE : GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 55(4),93,1990 *** STATUS IN U.S. *** EPA TSCA Section 8(b) CHEMICAL INVENTORY *** END OF RECORD ***