*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : YS3700000
CHEMICAL NAME           : Urea,
                          1-(5-((2'-t-butylamino-1'-hydroxy)ethyl)-2-hydroxyphe
                          nyl)-, hydrochloride
CAS REGISTRY NUMBER     : 34866-46-1
OTHER CAS REGISTRY NOS. : 51395-50-7
LAST UPDATED            : 199103
DATA ITEMS CITED        : 6
MOLECULAR FORMULA       : C13-H21-N3-O3.Cl-H
MOLECULAR WEIGHT        : 303.83
WISWESSER LINE NOTATION : ZVMR BQ EYQ1MX1&1&1
COMPOUND DESCRIPTOR     : Drug
SYNONYMS/TRADE NAMES :
   * (5-(2-(t-Butylamino)-1-hydroxyethyl)-2-hydroxyphenyl)urea hydrochloride
   * Carbuterol hydrochloride
   * Phenol, 4-(2-tert-butylamino-1-hydroxy)ethyl-2-ureido-, hydrochloride
   * SK and F 40383-A
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 8 gm/kg
TOXIC EFFECTS :
   Sense Organs and Special Senses (Eye) - lacrimation
   Gastrointestinal - changes in structure or function of salivary glands
   Skin and Appendages - hair
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: 189,167,1974
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 87 mg/kg
TOXIC EFFECTS :
   Sense Organs and Special Senses (Eye) - lacrimation
   Gastrointestinal - changes in structure or function of salivary glands
   Skin and Appendages - hair
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: 189,167,1974
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 3543 mg/kg
TOXIC EFFECTS :
   Sense Organs and Special Senses (Eye) - lacrimation
   Gastrointestinal - changes in structure or function of salivary glands
   Skin and Appendages - hair
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: 189,167,1974
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 37 mg/kg
TOXIC EFFECTS :
   Sense Organs and Special Senses (Eye) - lacrimation
   Gastrointestinal - changes in structure or function of salivary glands
   Skin and Appendages - hair
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: 189,167,1974
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - guinea pig
DOSE/DURATION           : 2040 mg/kg
TOXIC EFFECTS :
   Sense Organs and Special Senses (Eye) - lacrimation
   Gastrointestinal - changes in structure or function of salivary glands
   Skin and Appendages - hair
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: 189,167,1974
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - guinea pig
DOSE/DURATION           : 473 mg/kg
TOXIC EFFECTS :
   Sense Organs and Special Senses (Eye) - lacrimation
   Gastrointestinal - changes in structure or function of salivary glands
   Skin and Appendages - hair
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: 189,167,1974
 
                            *** END OF RECORD ***