*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : SA7875000
CHEMICAL NAME           : 2-Pentanone
CAS REGISTRY NUMBER     : 107-87-9
BEILSTEIN REFERENCE NO. : 0506058
REFERENCE               : 4-01-00-03271 (Beilstein Handbook Reference)
LAST UPDATED            : 199712
DATA ITEMS CITED        : 41
MOLECULAR FORMULA       : C5-H10-O
MOLECULAR WEIGHT        : 86.15
WISWESSER LINE NOTATION : 3V1
COMPOUND DESCRIPTOR     : Mutagen
                          Human
                          Primary Irritant
SYNONYMS/TRADE NAMES :
   * Ethyl acetone
   * Methyl-propyl-cetone
   * Methylpropyl ketone
   * Methyl-n-propyl ketone
   * Methyl propyl ketone
   * Metylopropyloketon
   * MPK
   * 2-Pentanone
 
                       *** 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           : 405 mg
REACTION SEVERITY       : Mild
REFERENCE :
   UCDS** Union Carbide Data Sheet.  (Union Carbide Corp., 39 Old Ridgebury
   Rd., Danbury, CT 06817)  Volume(issue)/page/year: 7/20/1967
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Human
DOSE/DURATION           : 1500 ppm
TOXIC EFFECTS :
   Sense Organs and Special Senses (Eye) - effect, not otherwise specified
   Behavioral - headache
   Gastrointestinal - nausea or vomiting
REFERENCE :
   NPIRI* Raw Material Data Handbook, Vol.1: Organic Solvents, 1974. (National
   Assoc. of Printing Ink Research Institute, Francis McDonald Sinclair
   Memorial Laboratory, Lehigh Univ., Bethlehem, PA 18015)
   Volume(issue)/page/year: 1,83,1974
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 1600 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   38MKAJ "Patty's Industrial Hygiene and Toxicology," 3rd rev. ed., Clayton,
   G.D., and F.E. Clayton, eds., New York, John Wiley & Sons, Inc., 1978-82.
   Vol. 3 originally pub. in 1979; pub. as 2nd rev. ed. in 1985.
   Volume(issue)/page/year: 2C,4735,1982
 
TYPE OF TEST            : LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 2000 ppm/4H
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   AIHAAP American Industrial Hygiene Association Journal.  (AIHA, 475 Wolf
   Ledges Pkwy., Akron, OH 44311)  V.19-    1958-  Volume(issue)/page/year:
   23,95,1962
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 800 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   38MKAJ "Patty's Industrial Hygiene and Toxicology," 3rd rev. ed., Clayton,
   G.D., and F.E. Clayton, eds., New York, John Wiley & Sons, Inc., 1978-82.
   Vol. 3 originally pub. in 1979; pub. as 2nd rev. ed. in 1985.
   Volume(issue)/page/year: 2C,4735,1982
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 1600 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   38MKAJ "Patty's Industrial Hygiene and Toxicology," 3rd rev. ed., Clayton,
   G.D., and F.E. Clayton, eds., New York, John Wiley & Sons, Inc., 1978-82.
   Vol. 3 originally pub. in 1979; pub. as 2nd rev. ed. in 1985.
   Volume(issue)/page/year: 2C,4735,1982
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 1600 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   38MKAJ "Patty's Industrial Hygiene and Toxicology," 3rd rev. ed., Clayton,
   G.D., and F.E. Clayton, eds., New York, John Wiley & Sons, Inc., 1978-82.
   Vol. 3 originally pub. in 1979; pub. as 2nd rev. ed. in 1985.
   Volume(issue)/page/year: 2C,4735,1982
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : 6500 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   NPIRI* Raw Material Data Handbook, Vol.1: Organic Solvents, 1974. (National
   Assoc. of Printing Ink Research Institute, Francis McDonald Sinclair
   Memorial Laboratory, Lehigh Univ., Bethlehem, PA 18015)
   Volume(issue)/page/year: 1,83,1974
 
TYPE OF TEST            : LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - guinea pig
DOSE/DURATION           : 13000 ppm/5H
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   85INA8 "Documentation of the Threshold Limit Values and Biological Exposure
   Indices," 5th ed., Cincinnati, OH, American Conference of Governmental
   Industrial Hygienists, Inc., 1986  Volume(issue)/page/year: 6,1036,1991
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Mammal - species unspecified
DOSE/DURATION           : 3700 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
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: 32(10),25,1988
 
TYPE OF TEST            : LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Mammal - species unspecified
DOSE/DURATION           : 22 gm/m3
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: 51(5),61,1986
 
                            ** MUTATION DATA **
 
TYPE OF TEST            : Sex chromosome loss and nondisjunction
TEST SYSTEM             : Yeast - Saccharomyces cerevisiae
DOSE/DURATION           : 13600 ppm
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 149,339,1985

                              *** REVIEWS ***
 
   ACGIH TLV-STEL 881 mg/m3 (250 ppm)
   DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices
   (BEIs) booklet issues by American Conference of Governmental Industrial
   Hygienists (ACGIH), Cincinnati, OH, 1996  Volume(issue)/page/year:
   TLV/BEI,1997

   ACGIH TLV-TWA 705 mg/m3 (200 ppm)
   DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices
   (BEIs) booklet issues by American Conference of Governmental Industrial
   Hygienists (ACGIH), Cincinnati, OH, 1996  Volume(issue)/page/year:
   TLV/BEI,1997

                    *** U.S. STANDARDS AND REGULATIONS ***
 
   MSHA STANDARD-air:TWA 200 ppm (700 mg/m3)
   DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices
   (BEIs) booklet issues by American Conference of Governmental Industrial
   Hygienists (ACGIH), Cincinnati, OH, 1996  Volume(issue)/page/year:
   3,200,1971

   OSHA PEL (Gen Indu):8H TWA 200 ppm (700 mg/m3)
   CFRGBR Code of Federal Regulations.  (U.S. Government Printing Office, Supt.
   of Documents, Washington, DC 20402)  Volume(issue)/page/year:
   29,1910.1000,1994

   OSHA PEL (Construc):8H TWA 200 ppm (700 mg/m3)
   CFRGBR Code of Federal Regulations.  (U.S. Government Printing Office, Supt.
   of Documents, Washington, DC 20402)  Volume(issue)/page/year:
   29,1926.55,1994

   OSHA PEL (Shipyard):8H TWA 200 ppm (700 mg/m3)
   CFRGBR Code of Federal Regulations.  (U.S. Government Printing Office, Supt.
   of Documents, Washington, DC 20402)  Volume(issue)/page/year:
   29,1915.1000,1993

   OSHA PEL (Fed Cont):8H TWA 200 ppm (700 mg/m3)
   CFRGBR Code of Federal Regulations.  (U.S. Government Printing Office, Supt.
   of Documents, Washington, DC 20402)  Volume(issue)/page/year:
   41,50-204.50,1994

                    *** OCCUPATIONAL EXPOSURE LIMITS ***
 
   OEL-AUSTRALIA:TWA 200 ppm (700 mg/m3);STEL 250 ppm (875 mg/m3) JAN 1993
   
   OEL-BELGIUM:TWA 200 ppm (705 mg/m3);STEL 250 ppm (881 mg/m3) JAN 1993
   
   OEL-DENMARK:TWA 200 ppm (700 mg/m3) JAN 1993
   
   OEL-FINLAND:TWA 200 ppm (700 mg/m3);STEL 250 ppm (875 mg/m3) JAN 1993
   
   OEL-FRANCE:TWA 200 ppm (700 mg/m3) JAN 1993
   
   OEL-GERMANY:TWA 200 ppm (700 mg/m3) JAN 1993
   
   OEL-THE NETHERLANDS:TWA 200 ppm (700 mg/m3) JAN 1993
   
   OEL-THE PHILIPPINES:TWA 200 ppm (700 mg/m3) JAN 1993
   
   OEL-POLAND:TWA 100 mg/m3 JAN 1993
   
   OEL-RUSSIA:STEL 200 mg/m3 JAN 1993
   
   OEL-SWITZERLAND:TWA 200 ppm (700 mg/m3);STEL 400 ppm JAN 1993
   
   OEL-TURKEY:TWA 200 ppm (700 mg/m3) JAN 1993
   
   OEL-UNITED KINGDOM:TWA 200 ppm (700 mg/m3);STEL 250 ppm JAN 1993
   
   OEL IN BULGARIA, COLOMBIA, JORDAN, KOREA check ACGIH TLV
   
   OEL IN NEW ZEALAND, SINGAPORE, VIETNAM check ACGIH TLV

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

NIOSH RECOMMENDED EXPOSURE LEVEL (REL) :
   NIOSH REL TO METHYL PROPYL KETONE-air:10H TWA 150 ppm
REFERENCE :
   NIOSH* National Institute for Occupational Safety and Health, U.S. Dept. of
   Health, Education, and Welfare, Reports and Memoranda.
   Volume(issue)/page/year: DHHS #92-100,1992

NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA :
   NOHS - National Occupational Hazard Survey (1974)
     NOHS Hazard Code - 54480
       No. of Facilities: 39 (estimated)
       No. of Industries: 4
       No. of Occupations: 11
       No. of Employees: 789 (estimated)
   
   NOES - National Occupational Exposure Survey (1983)
     NOES Hazard Code - 54480
       No. of Facilities: 930 (estimated)
       No. of Industries: 17
       No. of Occupations: 13
       No. of Employees: 8218 (estimated)
       No. of Female Employees: 1129 (estimated)

                          *** STATUS IN U.S. ***
 
   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
   
   NIOSH Analytical Method, 1994: Ketones I, 1300

 
                            *** END OF RECORD ***