*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : UP6825000
CHEMICAL NAME           : 2H-Pyran-2-carboxaldehyde, 3,4-dihydro-
CAS REGISTRY NUMBER     : 100-73-2
BEILSTEIN REFERENCE NO. : 0107244
REFERENCE               : 5-17-09-00131 (Beilstein Handbook Reference)
LAST UPDATED            : 199806
DATA ITEMS CITED        : 6
MOLECULAR FORMULA       : C6-H8-O2
MOLECULAR WEIGHT        : 112.14
WISWESSER LINE NOTATION : T6O BUTJ FVH
COMPOUND DESCRIPTOR     : Primary Irritant
SYNONYMS/TRADE NAMES :
   * Acrolein dimer
   * 3,4-Dihydro-2H-pyran-2-carboxaldehyde
   * 2,3-Dihydro-1,4-pyran-2-karboxaldehyd
   * 2-Formyl-3,4-dihydro-2H-pyran
   * 5-Hexenal, 2,6-epoxy-
   * Pyran aldehyde
 
                       *** HEALTH HAZARD DATA ***
 
                      ** SKIN/EYE IRRITATION DATA **
 
TYPE OF TEST            : Open irritation test
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : 500 mg
REACTION SEVERITY       : Mild
REFERENCE :
   UCDS** Union Carbide Data Sheet.  (Union Carbide Corp., 39 Old Ridgebury
   Rd., Danbury, CT 06817)  Volume(issue)/page/year: 7/27/1965
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 4920 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   AMIHBC AMA Archives of Industrial Hygiene and Occupational Medicine.
   (Chicago, IL)  V.2-10, 1950-54. For publisher information, see AEHLAU.
   Volume(issue)/page/year: 10,61,1954
 
TYPE OF TEST            : LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 3225 ppm/4H
TOXIC EFFECTS :
   Sense Organs and Special Senses (Eye) - effect, not otherwise specified
   Lungs, Thorax, or Respiration - respiratory depression
   Lungs, Thorax, or Respiration - other changes
REFERENCE :
   TOXID9 Toxicologist.  (Soc. of Toxicology, Inc., 475 Wolf Ledge Parkway,
   Akron, OH 44311) V.1-    1981-  Volume(issue)/page/year: 13,228,1993
 
                 ** OTHER MULTIPLE DOSE TOXICITY DATA **
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 194 ppm/6H/9D-I
TOXIC EFFECTS :
   Kidney, Ureter, Bladder - changes in bladder weight
   Blood - changes in platelet count
   Biochemical - Metabolism (Intermediary) - other proteins
REFERENCE :
   TOXID9 Toxicologist.  (Soc. of Toxicology, Inc., 475 Wolf Ledge Parkway,
   Akron, OH 44311) V.1-    1981-  Volume(issue)/page/year: 36(1,pt2),272,1997

                          *** STATUS IN U.S. ***
 
   EPA TSCA Section 8(d) unpublished health/safety studies
   
   EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998

 
                            *** END OF RECORD ***