*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : SZ9650000 CHEMICAL NAME : Phosphonic acid, monomethyl ester CAS REGISTRY NUMBER : 13590-71-1 BEILSTEIN REFERENCE NO. : 0969466 LAST UPDATED : 199706 DATA ITEMS CITED : 3 MOLECULAR FORMULA : C-H5-O3-P MOLECULAR WEIGHT : 96.03 COMPOUND DESCRIPTOR : Primary Irritant SYNONYMS/TRADE NAMES : * Methylester kyseliny fosforite * Methylfosfit * Methylfosfonat * Methyl phosphite * Monomethylfosfit * Monomethyl phosphonate *** HEALTH HAZARD DATA *** ** SKIN/EYE IRRITATION DATA ** TYPE OF TEST : Standard Draize test ROUTE OF EXPOSURE : Administration onto the skin SPECIES OBSERVED : Rodent - rabbit DOSE/DURATION : 750 ug/24H REACTION SEVERITY : Severe REFERENCE : 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,1114,1986 TYPE OF TEST : Standard Draize test ROUTE OF EXPOSURE : Administration into the eye SPECIES OBSERVED : Rodent - rabbit DOSE/DURATION : 50 ug/24H REACTION SEVERITY : Severe REFERENCE : 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,1114,1986 ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 1740 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,1114,1986 *** END OF RECORD ***