*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : QC7793000 CHEMICAL NAME : Morphinan-3,14-diol, 17-(cyclobutylmethyl)- CAS REGISTRY NUMBER : 42408-82-2 LAST UPDATED : 198910 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C21-H29-N-O2 MOLECULAR WEIGHT : 327.51 COMPOUND DESCRIPTOR : Drug Human SYNONYMS/TRADE NAMES : * l-BC 2627 * Butorphanol * (-)-Butorphanol * 17-(Cyclobutylmethyl)morphinan-3,14-diol *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Intraspinal SPECIES OBSERVED : Human - woman DOSE/DURATION : 35 ug/kg TOXIC EFFECTS : Peripheral Nerve and Sensation - local anesthetic Behavioral - excitement Cardiac - pulse rate increase, without fall in BP REFERENCE : AACRAT Anesthesia and Analgesia (New York). (Elsevier Science Pub. Co., Inc., 52 Vanderbilt Ave., New York, NY 10017) V.36- 1957- Volume(issue)/page/year: 64,452,1985 *** END OF RECORD ***