*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : GY2512000 CHEMICAL NAME : Cyclopentanecarbonitrile, 2-oxo- CAS REGISTRY NUMBER : 2941-29-9 BEILSTEIN REFERENCE NO. : 0907112 REFERENCE : 4-10-00-02604 (Beilstein Handbook Reference) LAST UPDATED : 199612 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C6-H7-N-O MOLECULAR WEIGHT : 109.14 SYNONYMS/TRADE NAMES : * Cianociclopentanone * 2-Cyanocyclopentanone * 2-Oxocyclopentanecarbonitrile *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Rodent - guinea pig DOSE/DURATION : 126 mg/kg TOXIC EFFECTS : Behavioral - tremor Behavioral - muscle contraction or spasticity Gastrointestinal - nausea or vomiting REFERENCE : MELAAD Medicina del Lavoro. Industrial Medicine. (Via S. Barnaba, 8, 20122 Milan, Italy) V.16- 1925- Volume(issue)/page/year: 47,192,1956 *** END OF RECORD ***