*** 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 ***