77-73-6

DATA ITEMS CITED :

42

MOLECULAR FORMULA :

C10-H12

MOLECULAR WEIGHT :

132.22

WISWESSER LINE NOTATION :

L C555 A DU IUTJ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :

Open irritation test

ROUTE OF EXPOSURE :

Administration onto the skin

SPECIES OBSERVED :

Rodent - rabbit

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 :

Standard Draize test

ROUTE OF EXPOSURE :

Administration onto the skin

SPECIES OBSERVED :

Rodent - rabbit

REFERENCE :

85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,50,1986 ** ACUTE TOXICITY DATA **

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

353 mg/kg

TOXIC EFFECTS :

Behavioral - convulsions or effect on seizure threshold Behavioral - muscle weakness

REFERENCE :

TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 20,552,1971

TYPE OF TEST :

LCLo - Lowest published lethal concentration

ROUTE OF EXPOSURE :

Inhalation

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

1000 ppm/4H

TOXIC EFFECTS :

Behavioral - tremor Behavioral - ataxia Lungs, Thorax, or Respiration - dyspnea

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 :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Intraperitoneal

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

200 mg/kg

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

REFERENCE :

NCIUS* Progress Report for Contract No. PH-43-64-886, Submitted to the National Cancer Institute by The Institute of Chemical Biology, University of San Francisco. (San Francisco, CA 94117) Volume(issue)/page/year: PH43-64-886

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

190 mg/kg

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

REFERENCE :

40QBA3 "Proceedings of the International Congress on Toxicology, Toxicology as a Predictive Science, 1st, Toronto, 1977," Plaa, G.L., and W.A. Duncan, eds., New York, Academic Press, Inc., 1978 Volume(issue)/page/year: -,448,1978

TYPE OF TEST :

LC50 - Lethal concentration, 50 percent kill

ROUTE OF EXPOSURE :

Inhalation

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

145 ppm/4H

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

REFERENCE :

TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 20,552,1971

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Intraperitoneal

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

200 mg/kg

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

REFERENCE :

NCIUS* Progress Report for Contract No. PH-43-64-886, Submitted to the National Cancer Institute by The Institute of Chemical Biology, University of San Francisco. (San Francisco, CA 94117) Volume(issue)/page/year: PH43-64-886

TYPE OF TEST :

LCLo - Lowest published lethal concentration

ROUTE OF EXPOSURE :

Inhalation

SPECIES OBSERVED :

Mammal - dog

DOSE/DURATION :

773 ppm/1H

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

REFERENCE :

TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 20,552,1971

TYPE OF TEST :

LC50 - Lethal concentration, 50 percent kill

ROUTE OF EXPOSURE :

Inhalation

SPECIES OBSERVED :

Rodent - rabbit

DOSE/DURATION :

771 ppm/4H

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

REFERENCE :

TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 20,552,1971

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Administration onto the skin

SPECIES OBSERVED :

Rodent - rabbit

DOSE/DURATION :

5080 mg/kg

TOXIC EFFECTS :

Behavioral - convulsions or effect on seizure threshold Behavioral - muscle weakness

REFERENCE :

TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 20,552,1971

TYPE OF TEST :

LC50 - Lethal concentration, 50 percent kill

ROUTE OF EXPOSURE :

Inhalation

SPECIES OBSERVED :

Rodent - guinea pig

DOSE/DURATION :

770 ppm/4H

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

REFERENCE :

TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 20,552,1971

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Mammal - cattle

DOSE/DURATION :

1200 mg/kg

TOXIC EFFECTS :

Behavioral - ataxia Gastrointestinal - changes in structure or function of salivary glands Nutritional and Gross Metabolic - weight loss or decreased weight gain

REFERENCE :

NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: AD-A093-673

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Intraperitoneal

SPECIES OBSERVED :

Mammal - species unspecified

DOSE/DURATION :

960 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: AD-A087-257

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Bird - domestic

DOSE/DURATION :

1010 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: AD-A087-257 ** OTHER MULTIPLE DOSE TOXICITY DATA **

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

182 mg/kg/26W-I

TOXIC EFFECTS :

Behavioral - alteration of classical conditioning Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - multiple enzyme effects

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(2),77,1986

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

1120 mg/kg/28D-I

TOXIC EFFECTS :

Kidney, Ureter, Bladder - changes in bladder weight Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol) Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - transaminases

REFERENCE :

ESKHA5 Eisei Shikenjo Hokoku. Bulletin of the Institute of Hygienic Sciences. (Kokuritsu Eisei Shikenjo Kagaku, 18-1 Bushitsu Johobu, Setagaya-ku, Tokyo 158, Japan) V.1- 1886- Volume(issue)/page/year: (108),71,1990

TYPE OF TEST :

TCLo - Lowest published toxic concentration

ROUTE OF EXPOSURE :

Inhalation

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

250 ppm/6H/2W-I

TOXIC EFFECTS :

Behavioral - somnolence (general depressed activity) Nutritional and Gross Metabolic - weight loss or decreased weight gain 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 :

TCLo - Lowest published toxic concentration

ROUTE OF EXPOSURE :

Inhalation

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

35 ppm/7H/18W-I

TOXIC EFFECTS :

Liver - changes in liver weight Kidney, Ureter, Bladder - changes in bladder weight

REFERENCE :

TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 20,552,1971

TYPE OF TEST :

TCLo - Lowest published toxic concentration

ROUTE OF EXPOSURE :

Inhalation

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

5 ppm/6H/13W-I

TOXIC EFFECTS :

Kidney, Ureter, Bladder - other changes in urine composition Nutritional and Gross Metabolic - changes in sodium Nutritional and Gross Metabolic - changes in phosphorus

REFERENCE :

TIHEEC Toxicology and Industrial Health. (Princeton Scientific Pub. Co., POB 2155, Princeton, NJ 08540) V.1- 1985- Volume(issue)/page/year: 8,353,1992

TYPE OF TEST :

TCLo - Lowest published toxic concentration

ROUTE OF EXPOSURE :

Inhalation

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

20 mg/m3/4H/26W-I

TOXIC EFFECTS :

Behavioral - excitement Vascular - BP elevation not characterized in autonomic section Kidney, Ureter, Bladder - proteinuria

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: 9(12),13,1965

TYPE OF TEST :

TCLo - Lowest published toxic concentration

ROUTE OF EXPOSURE :

Inhalation

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

72 ppm/7H/2W-I

TOXIC EFFECTS :

Related to Chronic Data - death

REFERENCE :

TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 20,552,1971

TYPE OF TEST :

TCLo - Lowest published toxic concentration

ROUTE OF EXPOSURE :

Inhalation

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

714 ppm/6H/11D-F

REFERENCE :

NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0536197 *** REVIEWS *** ACGIH TLV-TWA 27 mg/m3 (5 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 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-AUSTRALIA:TWA 5 ppm (30 mg/m3) JAN 1993 OEL-BELGIUM:TWA 5 ppm (27 mg/m3) JAN 1993 OEL-DENMARK:TWA 5 ppm (30 mg/m3) JAN 1993 OEL-FINLAND:TWA 5 ppm (30 mg/m3);STEL 10 ppm (54 mg/m3);Skin JAN 1993 OEL-FRANCE:TWA 5 ppm (30 mg/m3) JAN 1993 OEL-THE NETHERLANDS:TWA 5 ppm (30 mg/m3) JAN 1993 OEL-RUSSIA:STEL 5 mg/m3;Skin JAN 1993 OEL-SWITZERLAND:TWA 5 ppm (30 mg/m3) JAN 1993 OEL-UNITED KINGDOM:TWA 5 ppm (30 mg/m3) 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 DICYCLOPENTADIENE-air:10H TWA 5 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 - 83439 No. of Facilities: 2292 (estimated) No. of Industries: 24 No. of Occupations: 38 No. of Employees: 41365 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 83439 No. of Facilities: 252 (estimated) No. of Industries: 4 No. of Occupations: 8 No. of Employees: 6248 (estimated) No. of Female Employees: 442 (estimated)