*** CHEMICAL IDENTIFICATION ***
RTECS NUMBER : ZE5600000
CHEMICAL NAME : 2,4-Xylenol
CAS REGISTRY NUMBER : 105-67-9
BEILSTEIN REFERENCE NO. : 0636244
REFERENCE : 4-06-00-03126 (Beilstein Handbook Reference)
LAST UPDATED : 199710
DATA ITEMS CITED : 15
MOLECULAR FORMULA : C8-H10-O
MOLECULAR WEIGHT : 122.18
WISWESSER LINE NOTATION : QR B1 D1
COMPOUND DESCRIPTOR : Agricultural Chemical
Tumorigen
Drug
SYNONYMS/TRADE NAMES :
* 2,4-Dimethylphenol
* 4,6-Dimethylphenol
* 1-Hydroxy-2,4-dimethylbenzene
* Phenol, 2,4-dimethyl-
* RCRA waste number U101
* m-Xylenol
*** HEALTH HAZARD DATA ***
** ACUTE TOXICITY DATA **
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 3200 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 : LC - Lethal concentration
ROUTE OF EXPOSURE : Inhalation
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : >30 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: 23(10),52,1979
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Administration onto the skin
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 1040 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 : Oral
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 809 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 : 183 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
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: 18,868,1975
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intravenous
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 100 mg/kg
TOXIC EFFECTS :
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
** OTHER MULTIPLE DOSE TOXICITY DATA **
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 6 gm/kg/10D-I
TOXIC EFFECTS :
Liver - changes in liver weight
Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol)
Blood - changes in leukocyte (WBC) count
REFERENCE :
DCTODJ Drug and Chemical Toxicology. (Marcel Dekker, 270 Madison Ave., New
York, NY 10016) V.1- 1977/78- Volume(issue)/page/year: 16,351,1993
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 48600 mg/kg/90D-I
TOXIC EFFECTS :
Liver - changes in liver weight
Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol)
Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
DCTODJ Drug and Chemical Toxicology. (Marcel Dekker, 270 Madison Ave., New
York, NY 10016) V.1- 1977/78- Volume(issue)/page/year: 16,351,1993
** TUMORIGENIC DATA **
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Administration onto the skin
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 16 gm/kg/39W-I
TOXIC EFFECTS :
Tumorigenic - Carcinogenic 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
*** U.S. STANDARDS AND REGULATIONS ***
EPA FIFRA 1988 PESTICIDE SUBJECT TO REGISTRATION OR RE-REGISTRATION
FEREAC Federal Register. (U.S. Government Printing Office, Supt. of
Documents, Washington, DC 20402) V.1- 1936- Volume(issue)/page/year:
54,7740,1989
*** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA ***
NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA :
NOES - National Occupational Exposure Survey (1983)
NOES Hazard Code - X2332
No. of Facilities: 736 (estimated)
No. of Industries: 7
No. of Occupations: 8
No. of Employees: 12254 (estimated)
No. of Female Employees: 786 (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 ***