*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : UP7040000
CHEMICAL NAME           : 2H-Pyran-2-carboxylic acid,
                          5-ethylidenetetrahydro-2-(hydroxymethyl)-3-methyl-6-o
                          xo-, (E)-(2S,3R)-
CAS REGISTRY NUMBER     : 34081-95-3
BEILSTEIN REFERENCE NO. : 0015065
REFERENCE               : 4-18-00-06282 (Beilstein Handbook Reference)
LAST UPDATED            : 199612
DATA ITEMS CITED        : 2
MOLECULAR FORMULA       : C10-H14-O5
MOLECULAR WEIGHT        : 214.24
SYNONYMS/TRADE NAMES :
   * Retronecic acid lactone
   * Retronecic lactone
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 589 mg/kg
TOXIC EFFECTS :
   Lungs, Thorax, or Respiration - acute pulmonary edema
   Liver - hepatitis (hepatocellular necrosis), diffuse
   Blood - lymphoma, including Hodgkin's disease
REFERENCE :
   RETOAE Research Today.  (Indianapolis, IN)  V.1-16, 1944-60.  Discontinued.
   Volume(issue)/page/year: 5,53,1949
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 498 mg/kg
TOXIC EFFECTS :
   Lungs, Thorax, or Respiration - acute pulmonary edema
   Liver - hepatitis (hepatocellular necrosis), diffuse
   Blood - lymphoma, including Hodgkin's disease
REFERENCE :
   RETOAE Research Today.  (Indianapolis, IN)  V.1-16, 1944-60.  Discontinued.
   Volume(issue)/page/year: 5,53,1949
 
                            *** END OF RECORD ***