*** CHEMICAL IDENTIFICATION ***
RTECS NUMBER : QD0222500
CHEMICAL NAME : Morphinan, 3-methoxy-17-methyl-, hydrobromide
CAS REGISTRY NUMBER : 125-68-8
LAST UPDATED : 198910
DATA ITEMS CITED : 6
MOLECULAR FORMULA : C18-H25-N-O.Br-H
MOLECULAR WEIGHT : 352.36
COMPOUND DESCRIPTOR : Drug
SYNONYMS/TRADE NAMES :
* Levomethorphan hydrobromide
* 3-Methoxy-17-methylmorphinan hydrobromide
* Ro 1-7788
* Ro 1-5470/6
*** 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 : 242 mg/kg
TOXIC EFFECTS :
Behavioral - altered sleep time (including change in righting reflex)
Behavioral - rigidity (including catalepsy)
REFERENCE :
JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams &
Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10-
Volume(issue)/page/year: 109,189,1953
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Subcutaneous
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 363 mg/kg
TOXIC EFFECTS :
Behavioral - altered sleep time (including change in righting reflex)
Behavioral - rigidity (including catalepsy)
REFERENCE :
JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams &
Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10-
Volume(issue)/page/year: 109,189,1953
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 145 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams &
Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10-
Volume(issue)/page/year: 109,189,1953
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Subcutaneous
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 103 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams &
Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10-
Volume(issue)/page/year: 109,189,1953
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intravenous
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 31 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams &
Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10-
Volume(issue)/page/year: 109,189,1953
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intravenous
SPECIES OBSERVED : Rodent - rabbit
DOSE/DURATION : 11500 ug/kg
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold
Behavioral - rigidity (including catalepsy)
Lungs, Thorax, or Respiration - dyspnea
REFERENCE :
JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams &
Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10-
Volume(issue)/page/year: 109,189,1953
*** END OF RECORD ***