2-Benzoxazolinone cas no:59-49-4
Synonyms: 2-Benzoxazolinone(6CI,7CI,8CI);1,3-Benzoxazol-2(3H)-one;2(3H)-Benzoxazolinone;2-Benzoxazolol;2-Hydroxybenzoxazole;2-Oxo-2,3-dihydrobenzoxazole;Benzo[d]oxazol-2(3H)-one;Carbamic acid, (2-hydroxyphenyl)-, g-lactone;NSC 3812;
Name2-Benzoxazolinone
CAS59-49-4
Synonyms2-Benzoxazolinone(6CI,7CI,8CI);1,3-Benzoxazol-2(3H)-one;2(3H)-Benzoxazolinone;2-Benzoxazolol;2-Hydroxybenzoxazole;2-Oxo-2,3-dihydrobenzoxazole;Benzo[d]oxazol-2(3H)-one;Carbamic acid, (2-hydroxyphenyl)-, g-lactone;NSC 3812;
EINECS(EC#)200-430-0
Molecular FormulaC7H5NO2
Molecular Weight135.12
AppearanceSlightly beige powder.
refractive index1.586
storage tempKeep container closed when not in use. Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
Hazard Xn:Harmful
Risk R22
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- DM4905000
- CHEMICAL NAME :
- 2-Benzoxazolinone
- CAS REGISTRY NUMBER :
- 59-49-4
- LAST UPDATED :
- 199701
- DATA ITEMS CITED :
- 6
- MOLECULAR FORMULA :
- C7-H5-N-O2
- MOLECULAR WEIGHT :
- 135.13
- WISWESSER LINE NOTATION :
- T56 BMVOJ
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 :
- 700 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- MDCHAG Medicinal Chemistry: A Series of Monographs. (Academic Press, Inc.,
1 E. First St., Duluth, MN 55802) V.1- 1963- Volume(issue)/page/year:
4(1),341,1964
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 554 mg/kg
- TOXIC EFFECTS :
- Behavioral - somnolence (general depressed activity)
Behavioral - excitement
- 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: 31(8),36,1987
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 400 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: AD277-689
- TYPE OF TEST :
- LC50 - Lethal concentration, 50 percent kill
- ROUTE OF EXPOSURE :
- Inhalation
- SPECIES OBSERVED :
- Mammal - species unspecified
- DOSE/DURATION :
- 3892 mg/m3
- TOXIC EFFECTS :
- Behavioral - somnolence (general depressed activity)
Behavioral - excitement
- 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: 31(8),36,1987
*** OCCUPATIONAL EXPOSURE LIMITS ***
OEL-RUSSIA:STEL 1 mg/m3 JAN 1993
