*** CHEMICAL IDENTIFICATION ***
RTECS NUMBER : MX5160000
CHEMICAL NAME : Hydroquinone, 2,5-di-tert-butyl-
CAS REGISTRY NUMBER : 88-58-4
BEILSTEIN REFERENCE NO. : 2049542
REFERENCE : 4-06-00-06074 (Beilstein Handbook Reference)
LAST UPDATED : 199707
DATA ITEMS CITED : 6
MOLECULAR FORMULA : C14-H22-O2
MOLECULAR WEIGHT : 222.36
WISWESSER LINE NOTATION : L6V DVJ BX1&1&1 EX1&1&1
COMPOUND DESCRIPTOR : Tumorigen
SYNONYMS/TRADE NAMES :
* Antage DBH
* 1,4-Benzenediol, 2,5-bis(1,1-dimethylethyl)-
* DBH
* Dibug
* 2,5-Di-tert-butylbenzene-1,4-diol
* 2,5-Di-t-butylhydroquinone
* DTBHQ
* Naugard 451
* Nocrac NS 7
* Santovar O
*** HEALTH HAZARD DATA ***
** ACUTE TOXICITY DATA **
TYPE OF TEST : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 800 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
KODAK* Kodak Company Reports. (343 State St., Rochester, NY 14650)
Volume(issue)/page/year: 21MAY1971
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : >1800 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
KODAK* Kodak Company Reports. (343 State St., Rochester, NY 14650)
Volume(issue)/page/year: 21MAY1971
** OTHER MULTIPLE DOSE TOXICITY DATA **
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 6426 mg/kg/3W-C
TOXIC EFFECTS :
Blood - change in clotting factors
Related to Chronic Data - death
REFERENCE :
JONUAI Journal of Nutrition. (Subscription Dept., 9650 Rockville Pike,
Bethesda, MD 20014) V.1- 1928- Volume(issue)/page/year: 109,453,1979
** TUMORIGENIC DATA **
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - hamster
DOSE/DURATION : 134 gm/kg/24W-C
TOXIC EFFECTS :
Tumorigenic - neoplastic by RTECS criteria
Gastrointestinal - tumors
REFERENCE :
CRNGDP Carcinogenesis (London). (Oxford Univ. Press, Pinkhill House,
Southfield Road, Eynsham, Oxford OX8 1JJ, UK) V.1- 1980-
Volume(issue)/page/year: 12,1341,1991
*** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA ***
NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA :
NOES - National Occupational Exposure Survey (1983)
NOES Hazard Code - X7949
No. of Facilities: 155 (estimated)
No. of Industries: 8
No. of Occupations: 14
No. of Employees: 14136 (estimated)
No. of Female Employees: 6832 (estimated)
*** STATUS IN U.S. ***
EPA TSCA Section 8(b) CHEMICAL INVENTORY
*** END OF RECORD ***
|