*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : ZE6125000
CHEMICAL NAME           : 2,6-Xylenol
CAS REGISTRY NUMBER     : 576-26-1
LAST UPDATED            : 199710
DATA ITEMS CITED        : 21
MOLECULAR FORMULA       : C8-H10-O
MOLECULAR WEIGHT        : 122.18
WISWESSER LINE NOTATION : QR B1 F1
COMPOUND DESCRIPTOR     : Tumorigen
                          Drug
                          Primary Irritant
SYNONYMS/TRADE NAMES :
   * 2,6-Dimethylphenol
   * Phenol, 2,6-dimethyl-
 
                       *** HEALTH HAZARD DATA ***
 
                      ** SKIN/EYE IRRITATION DATA **
 
TYPE OF TEST            : Standard Draize test
ROUTE OF EXPOSURE       : Administration into the eye
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : 100 mg
REFERENCE :
   IHFCAY Industrial Hygiene Foundation of America, Chemical and Toxicological
   Series, Bulletin. (Pittsburgh, PA)  1947-69.  Volume(issue)/page/year:
   6,1,1967
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 296 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   GTPPAF Gigiena Truda i Professional'naya Patologiya v Estonskoi SSR.  Labor
   Hygiene and Occupational Pathology in the Estonian SSR.  (Institut
   Eksperimental'noi i Klinicheskoi Meditsiny Ministerstva Zdravookhraneniya
   Estonskoi SSR, Tallinn, USSR)  V.8-    1972-  Volume(issue)/page/year:
   8,145,1972
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 2325 mg/kg
TOXIC EFFECTS :
   Behavioral - somnolence (general depressed activity)
   Behavioral - convulsions or effect on seizure threshold
   Lungs, Thorax, or Respiration - other changes
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: 20(4),43,1976
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 450 mg/kg
TOXIC EFFECTS :
   Behavioral - somnolence (general depressed activity)
   Behavioral - convulsions or effect on seizure threshold
   Lungs, Thorax, or Respiration - other changes
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: 20(4),43,1976
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 920 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: 18(2),58,1974
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 150 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   NTIS** National Technical Information Service.  (Springfield, VA 22161)
   Formerly U.S. Clearinghouse for Scientific & Technical Information.
   Volume(issue)/page/year: AD691-490
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 80 mg/kg
TOXIC EFFECTS :
   Behavioral - general anesthetic
   Behavioral - sleep
REFERENCE :
   JMCMAR Journal of Medicinal Chemistry.  (American Chemical Soc.,
   Distribution Office Dept. 223, POB POB 57136, West End Stn., Washington, DC
   20037)  V.6-    1963-  Volume(issue)/page/year: 23,1350,1980
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : 700 mg/kg
TOXIC EFFECTS :
   Behavioral - ataxia
   Behavioral - muscle contraction or spasticity
   Lungs, Thorax, or Respiration - dyspnea
REFERENCE :
   HYSAAV Hygiene and Sanitation (USSR).  English translation of GISAAA.
   (Springfield, VA)  1964-71. Discontinued.  Volume(issue)/page/year:
   33(7-9),329,1968
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : 1 gm/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   IHFCAY Industrial Hygiene Foundation of America, Chemical and Toxicological
   Series, Bulletin. (Pittsburgh, PA)  1947-69.  Volume(issue)/page/year:
   6,1,1967
 
TYPE OF TEST            : LC - Lethal concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Mammal - species unspecified
DOSE/DURATION           : >270 mg/m3
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: 20(4),43,1976
 
                 ** OTHER MULTIPLE DOSE TOXICITY DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 2065 mg/kg/10W-I
TOXIC EFFECTS :
   Lungs, Thorax, or Respiration - changes in lung weight
   Liver - changes in liver weight
   Endocrine - changes in spleen weight
REFERENCE :
   HYSAAV Hygiene and Sanitation (USSR).  English translation of GISAAA.
   (Springfield, VA)  1964-71. Discontinued.  Volume(issue)/page/year:
   33(7-9),329,1968
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 1470 mg/kg/35W-I
TOXIC EFFECTS :
   Liver - other changes
   Blood - changes in spleen
   Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol)
REFERENCE :
   HYSAAV Hygiene and Sanitation (USSR).  English translation of GISAAA.
   (Springfield, VA)  1964-71. Discontinued.  Volume(issue)/page/year:
   33(7-9),329,1968
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 22 mg/m3/4H/19W-I
TOXIC EFFECTS :
   Liver - liver function tests impaired
   Kidney, Ureter, Bladder - other changes in urine composition
   Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol)
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: 20(4),43,1976
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 1 mg/m3/24H/6D-C
TOXIC EFFECTS :
   Brain and Coverings - recordings from specific areas of CNS
   Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol)
   Biochemical - Enzyme inhibition, induction, or change in blood or tissue
   levels - true cholinesterase
REFERENCE :
   GISAAA Gigiena i Sanitariya.  For English translation, see HYSAAV.  (V/O
   Mezhdunarodnaya Kniga, 113095 Moscow, USSR)  V.1-    1936-
   Volume(issue)/page/year: 48(1),78,1983
 
                          ** TUMORIGENIC DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 4000 mg/kg/20W-I
TOXIC EFFECTS :
   Tumorigenic - equivocal tumorigenic agent by RTECS criteria
   Skin and Appendages - tumors
REFERENCE :
   CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut
   Sts., Philadelphia, PA 19106)  V.1-    1941-  Volume(issue)/page/year:
   19,413,1959

                    *** OCCUPATIONAL EXPOSURE LIMITS ***
 
   OEL-RUSSIA:STEL 2 mg/m3;Skin JAN 1993

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

NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA :
   NOES - National Occupational Exposure Survey (1983)
     NOES Hazard Code - T1638
       No. of Facilities: 484 (estimated)
       No. of Industries: 3
       No. of Occupations: 3
       No. of Employees: 1984 (estimated)
       No. of Female Employees: 179 (estimated)

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

 
                            *** END OF RECORD ***