*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : LK3645000
CHEMICAL NAME           : L-Cysteine,
                          N-acetyl-S-((5,8-dihydro-1-hydroxy-3,6-dimethoxy-7-me
                          thyl-5,8-dioxo-2- naphthalenyl)methyl)-
CAS REGISTRY NUMBER     : 91776-48-6
LAST UPDATED            : 198909
DATA ITEMS CITED        : 1
MOLECULAR FORMULA       : C19-H21-N-O8-S
MOLECULAR WEIGHT        : 423.47
COMPOUND DESCRIPTOR     : Natural Product
SYNONYMS/TRADE NAMES :
   * Fibrostatin B
 
                       *** 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           : 50 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   JANTAJ Journal of Antibiotics.  (Japan Antibiotics Research Assoc., 2-20-8
   Kamiosaki, Shinagawa-ku, Tokyo, 141, Japan)  V.2-5, 1948-52;  V.21- 1968-
   Volume(issue)/page/year: 40,1231,1987
 
                            *** END OF RECORD ***