*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : DT4340000 CHEMICAL NAME : (delta(sup 2,2'(3H,3'H))-Bibenzo(b)thiophene)-3,3'-dione, 6,6'-diethoxy- CAS REGISTRY NUMBER : 3263-31-8 LAST UPDATED : 199701 DATA ITEMS CITED : 5 MOLECULAR FORMULA : C20-H16-O4-S2 MOLECULAR WEIGHT : 384.48 SYNONYMS/TRADE NAMES : * Ahcovat Printing Orange R * Algol Orange RF * Amanthrene Orange R * Calcoloid Printing Orange RE * Calcaloid Printing Orange RYW * C.I. 73335 * Ciba Orange R * Ciba Orange RDL * Ciba Orange RP * C.I. Vat Orange 5 * 6,6'-Diethoxythioindigo * Durindone Orange R * Durindone Orange RP * Durindone Printing Orange R * Heliane Orange RF * Helindon Orange R * Hostavat Orange R * Mikethrene Orange R * Nihonthrene Fast Orange R * Oranz kypova 5 * Palanthrene Orange R * Sandothrene Orange R * Solindene Orange R * Sulfanthrene Orange R * Sulfanthrene Orange RS * Thioindigo Orange KKh * Tina Orange R * Tyrian Orange A-RF * Vat Orange R * Vat Orange RF * Vat Printing Orange R *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 1500 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: -,1337,1986 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 2050 mg/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) REFERENCE : GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 50(8),91,1985 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 1 gm/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) REFERENCE : GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 50(8),91,1985 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - M2250 No. of Facilities: 10 (estimated) No. of Industries: 1 No. of Occupations: 2 No. of Employees: 69 (estimated) *** STATUS IN U.S. *** EPA TSCA Section 8(b) CHEMICAL INVENTORY *** END OF RECORD ***