*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : XH5075000 CHEMICAL NAME : Theophylline, 8-chloro-, compd. with 2-(1,1-diphenylethoxy)-N,N-dimethylethylamine (1:1) CAS REGISTRY NUMBER : 21661-62-1 LAST UPDATED : 199012 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C18-H23-N-O.C6-H7-Cl-N4-O2 MOLECULAR WEIGHT : 472.04 WISWESSER LINE NOTATION : 1XR&R&O2N1&1 SYNONYMS/TRADE NAMES : * N,N-Dimethyl-2-(1,1-diphenylethoxy)ethylamine 8-chlorotheophyllinate * Mephenhydrinate * Theadryl *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 280 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : 27ZQAG "Psychotropic Drugs and Related Compounds," 2nd ed., Usdin, E., and D.H. Efron, Washington, DC, 1972 Volume(issue)/page/year: -,259,1972 *** END OF RECORD ***