*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : NM2084200 CHEMICAL NAME : 3-Indolinone, 5-bromo-2-(9-chloro-3-oxonaphtho(1,2-b)thien-2(3H)-yl idene)- CAS REGISTRY NUMBER : 3687-67-0 BEILSTEIN REFERENCE NO. : 1169312 LAST UPDATED : 199701 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C20-H9-Br-Cl-N-O2-S MOLECULAR WEIGHT : 442.72 SYNONYMS/TRADE NAMES : * C.I. 73670 * C.I. Vat Black 1 * Durindone Printing Black BL * Helanthrene Black BL * Indanthrene Printing Black BL * Nako Fast Grey BL * Paradone Printing Black BLSF * Paradone Printing Black TLSF * Solanthrene Grey BL * Solanthrene Printing Black BL * Solanthrene Printing Black BLN * Solanthrene Printing Black TL * Solanthrene Printing Black TLN * Thioindigo Black * Tina Grey BL * Tina printing Black BL * Vat Black 1 *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 4250 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value 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 *** STATUS IN U.S. *** EPA TSCA Section 8(b) CHEMICAL INVENTORY *** END OF RECORD ***