*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : MX2450000
CHEMICAL NAME           : Hydroperoxide, alpha,alpha-dimethylbenzyl-
CAS REGISTRY NUMBER     : 80-15-9
BEILSTEIN REFERENCE NO. : 1908117
REFERENCE               : 4-06-00-03221 (Beilstein Handbook Reference)
LAST UPDATED            : 199710
DATA ITEMS CITED        : 29
MOLECULAR FORMULA       : C9-H12-O2
MOLECULAR WEIGHT        : 152.21
WISWESSER LINE NOTATION : QOX1&1&R
COMPOUND DESCRIPTOR     : Tumorigen
                          Mutagen
                          Primary Irritant
SYNONYMS/TRADE NAMES :
   * Cumeenhydroperoxyde
   * Cumene hydroperoxide
   * Cumenyl hydroperoxide
   * Cumolhydroperoxid
   * Cumyl hydroperoxide
   * alpha-Cumyl hydroperoxide
   * alpha,alpha-Dimethylbenzyl hydroperoxide
   * Hydroperoxyde de cumene
   * Hydroperoxyde de cumyle
   * 7-Hydroperoxykumen
   * Idroperossido di cumene
   * Idroperossido di cumolo
   * Isopropylbenzene hydroperoxide
   * Kumenylhydroperoxid
   * RCRA waste number U096
 
                       *** HEALTH HAZARD DATA ***
 
                      ** SKIN/EYE IRRITATION DATA **
 
TYPE OF TEST            : Standard Draize test
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : 500 mg
REFERENCE :
   AIHAAP American Industrial Hygiene Association Journal.  (AIHA, 475 Wolf
   Ledges Pkwy., Akron, OH 44311)  V.19-    1958-  Volume(issue)/page/year:
   19,205,1958
 
TYPE OF TEST            : Standard Draize test
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : 500 mg
REACTION SEVERITY       : Mild
REFERENCE :
   SCCUR* Shell Chemical Company.  Unpublished Report.  (2401 Crow Canyon Rd.,
   San Romon, CA 94583)  Volume(issue)/page/year: -,3,1961
 
TYPE OF TEST            : Standard Draize test
ROUTE OF EXPOSURE       : Administration into the eye
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : 1 mg
REFERENCE :
   AIHAAP American Industrial Hygiene Association Journal.  (AIHA, 475 Wolf
   Ledges Pkwy., Akron, OH 44311)  V.19-    1958-  Volume(issue)/page/year:
   19,205,1958
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 382 mg/kg
TOXIC EFFECTS :
   Kidney, Ureter, Bladder - hematuria
REFERENCE :
   AIHAAP American Industrial Hygiene Association Journal.  (AIHA, 475 Wolf
   Ledges Pkwy., Akron, OH 44311)  V.19-    1958-  Volume(issue)/page/year:
   19,205,1958
 
TYPE OF TEST            : LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 220 ppm/4H
TOXIC EFFECTS :
   Lungs, Thorax, or Respiration - dyspnea
REFERENCE :
   AIHAAP American Industrial Hygiene Association Journal.  (AIHA, 475 Wolf
   Ledges Pkwy., Akron, OH 44311)  V.19-    1958-  Volume(issue)/page/year:
   19,205,1958
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 500 mg/kg
TOXIC EFFECTS :
   Behavioral - convulsions or effect on seizure threshold
   Kidney, Ureter, Bladder - hematuria
REFERENCE :
   AEHLAU Archives of Environmental Health.  (Heldref Pub., 4000 Albemarle St.,
   NW, Washington, DC 20016)  V.1-    1960-  Volume(issue)/page/year: 30,1,1975
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 95 mg/kg
TOXIC EFFECTS :
   Behavioral - muscle weakness
   Behavioral - ataxia
REFERENCE :
   AIHAAP American Industrial Hygiene Association Journal.  (AIHA, 475 Wolf
   Ledges Pkwy., Akron, OH 44311)  V.19-    1958-  Volume(issue)/page/year:
   19,205,1958
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 382 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J.,
   Prague, Czechoslovakia, Avicenum, 1986  Volume(issue)/page/year: -,242,1986
 
TYPE OF TEST            : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 5 gm/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   SCCUR* Shell Chemical Company.  Unpublished Report.  (2401 Crow Canyon Rd.,
   San Romon, CA 94583)  Volume(issue)/page/year: -,3,1961
 
TYPE OF TEST            : LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 200 ppm/4H
TOXIC EFFECTS :
   Lungs, Thorax, or Respiration - dyspnea
REFERENCE :
   AIHAAP American Industrial Hygiene Association Journal.  (AIHA, 475 Wolf
   Ledges Pkwy., Akron, OH 44311)  V.19-    1958-  Volume(issue)/page/year:
   19,205,1958
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 270 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: 26(12),22,1961
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 490 mg/kg
TOXIC EFFECTS :
   Behavioral - somnolence (general depressed activity)
   Behavioral - excitement
   Lungs, Thorax, or Respiration - dyspnea
REFERENCE :
   GISAAA Gigiena i Sanitariya.  For English translation, see HYSAAV.  (V/O
   Mezhdunarodnaya Kniga, 113095 Moscow, USSR)  V.1-    1936-
   Volume(issue)/page/year: 26(12),22,1961
 
TYPE OF TEST            : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : 1200 mg/kg
TOXIC EFFECTS :
   Cardiac - pulse rate increase, without fall in BP
   Blood - changes in erythrocyte (RBC) count
   Nutritional and Gross Metabolic - body temperature decrease
REFERENCE :
   GTPZAB Gigiena Truda i Professional'nye Zabolevaniya.  Labor Hygiene and
   Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR)
   V.1-36, 1957-1992. For publisher information, see MTPEEI
   Volume(issue)/page/year: 8(8),12,1964
 
                 ** OTHER MULTIPLE DOSE TOXICITY DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 1604 mg/kg/7W-I
TOXIC EFFECTS :
   Related to Chronic Data - death
REFERENCE :
   AIHAAP American Industrial Hygiene Association Journal.  (AIHA, 475 Wolf
   Ledges Pkwy., Akron, OH 44311)  V.19-    1958-  Volume(issue)/page/year:
   19,205,1958
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 50 ppm/4H/3D-I
TOXIC EFFECTS :
   Lungs, Thorax, or Respiration - other changes
   Kidney, Ureter, Bladder - other changes
   Related to Chronic Data - death
REFERENCE :
   BJIMAG British Journal of Industrial Medicine.  (British Medical Journal,
   Box 560B, Kennebunkport, ME 04046)  V.1-    1944-  Volume(issue)/page/year:
   27,1,1970
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 399 mg/kg/7W-I
TOXIC EFFECTS :
   Related to Chronic Data - death
REFERENCE :
   AIHAAP American Industrial Hygiene Association Journal.  (AIHA, 475 Wolf
   Ledges Pkwy., Akron, OH 44311)  V.19-    1958-  Volume(issue)/page/year:
   19,205,1958
 
                          ** TUMORIGENIC DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 8844 mg/kg/67W-I
TOXIC EFFECTS :
   Tumorigenic - equivocal tumorigenic agent by RTECS criteria
   Tumorigenic - tumors at site of application
REFERENCE :
   JNCIAM Journal of the National Cancer Institute.  (Washington, DC)  V.1-60,
   1940-78.  For publisher information, see JJIND8.  Volume(issue)/page/year:
   37,825,1966
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Unreported
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 304 mg/kg
TOXIC EFFECTS :
   Tumorigenic - equivocal tumorigenic agent by RTECS criteria
   Blood - lymphoma, including Hodgkin's disease
   Skin and Appendages - tumors
REFERENCE :
   RARSAM Radiation Research, Supplement.  (New York, NY)  No.1-7, 1959-67.
   Discontinued.  Volume(issue)/page/year: 3,193,1963
 
                            ** MUTATION DATA **
 
TYPE OF TEST            : Mutation in microorganisms
TEST SYSTEM             : Bacteria - Salmonella typhimurium
DOSE/DURATION           : 100 ug/plate
REFERENCE :
   PNASA6 Proceedings of the National Academy of Sciences of the United States
   of America.  (National Academy of Sciences, Printing & Pub. Office, 2101
   Constitution Ave., Washington, DC 20418) V.1-    1915-
   Volume(issue)/page/year: 79,7445,1982
 
TYPE OF TEST            : Mutation in microorganisms
TEST SYSTEM             : Bacteria - Salmonella typhimurium
DOSE/DURATION           : 100 ug/plate
REFERENCE :
   ABCHA6 Agricultural and Biological Chemistry.  (Maruzen Co. Ltd., POB 5050,
   Tokyo International, Tokyo 100-31, Japan)  V.25-    1961-
   Volume(issue)/page/year: 44,1989,1980
 
TYPE OF TEST            : Mutation test systems - not otherwise specified
TEST SYSTEM             : Bacteria - Escherichia coli
DOSE/DURATION           : 10 umol/L
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 203,81,1988
 
TYPE OF TEST            : Gene conversion and mitotic recombination
TEST SYSTEM             : Yeast - Saccharomyces cerevisiae
DOSE/DURATION           : 47 mg/L
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 308,159,1994

                    *** OCCUPATIONAL EXPOSURE LIMITS ***
 
   OEL-RUSSIA:STEL 1 mg/m3 JAN 1993

         *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA ***

NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA :
   NOHS - National Occupational Hazard Survey (1974)
     NOHS Hazard Code - A1346
       No. of Facilities: 4311 (estimated)
       No. of Industries: 80
       No. of Occupations: 53
       No. of Employees: 95676 (estimated)
   
   NOES - National Occupational Exposure Survey (1983)
     NOES Hazard Code - A1346
       No. of Facilities: 10989 (estimated)
       No. of Industries: 125
       No. of Occupations: 85
       No. of Employees: 234305 (estimated)
       No. of Female Employees: 69933 (estimated)

                          *** STATUS IN U.S. ***
 
   EPA GENETOX PROGRAM 1988, Negative: S cerevisiae gene conversion
   
   EPA TSCA Section 8(b) CHEMICAL INVENTORY
   
   EPA TSCA Section 8(d) unpublished health/safety studies
   
   EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998

 
                            *** END OF RECORD ***