*** CHEMICAL IDENTIFICATION ***
RTECS NUMBER : TC5250000
CHEMICAL NAME : Phosphoric acid, dimethyl p-nitrophenyl ester
CAS REGISTRY NUMBER : 950-35-6
BEILSTEIN REFERENCE NO. : 1884904
REFERENCE : 4-06-00-01327 (Beilstein Handbook Reference)
LAST UPDATED : 199612
DATA ITEMS CITED : 12
MOLECULAR FORMULA : C8-H10-N-O6-P
MOLECULAR WEIGHT : 247.16
WISWESSER LINE NOTATION : WNR DOPO&O1&O1
COMPOUND DESCRIPTOR : Agricultural Chemical
Drug
SYNONYMS/TRADE NAMES :
* BAY 11678
* Desmethylnitrophos
* O,O-Dimetyl-O-p-nitrofenylfosfat
* Dimethyl-p-nitrofenylester kyseliny fosforecne
* Dimethyl-p-nitrophenyl phosphate
* Dimethyl-4-nitrophenyl phosphate
* Dimethyl paraoxon
* Methyl-E-600
* Methyl paraoxon
* Paraoxon-methyl
* Phosphoric acid, dimethyl-4-nitrophenyl ester
*** HEALTH HAZARD DATA ***
** ACUTE TOXICITY DATA **
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 3270 ug/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
28ZPAK "Sbornik Vysledku Toxixologickeho Vysetreni Latek A Pripravku,"
Marhold, J.V., Institut Pro Vychovu Vedoucicn Pracovniku Chemickeho Prumyclu
Praha, Czechoslovakia, 1972 Volume(issue)/page/year: -,206,1972
TYPE OF TEST : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE : Subcutaneous
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 500 ug/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
BJPCAL British Journal of Pharmacology and Chemotherapy. (London, UK)
V.1-33, 1946-68. For publisher information, see BJPCBM.
Volume(issue)/page/year: 8,334,1953
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intravenous
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 457 ug/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
BJIMAG British Journal of Industrial Medicine. (British Medical Journal,
Box 560B, Kennebunkport, ME 04046) V.1- 1944- Volume(issue)/page/year:
22,317,1965
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intramuscular
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 1690 ug/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
BJIMAG British Journal of Industrial Medicine. (British Medical Journal,
Box 560B, Kennebunkport, ME 04046) V.1- 1944- Volume(issue)/page/year:
22,317,1965
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 2100 ug/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
PCBPBS Pesticide Biochemistry and Physiology. (Academic Press, Inc., 1 E.
First St., Duluth, MN 55802) V.1- 1971- Volume(issue)/page/year:
8,302,1978
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 500 ug/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
PCBPBS Pesticide Biochemistry and Physiology. (Academic Press, Inc., 1 E.
First St., Duluth, MN 55802) V.1- 1971- Volume(issue)/page/year:
8,302,1978
TYPE OF TEST : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE : Subcutaneous
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 1400 ug/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
AEPPAE Naunyn-Schmiedeberg's Archiv fuer Experimentelle Pathologie und
Pharmakologie. (Berlin, Ger.) V.110-253, 1925-66. For publisher
information, see NSAPCC. Volume(issue)/page/year: 211,264,1950
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intravenous
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 550 ug/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
THERAP Therapie. (Doin, Editeurs, 8, Place de l'Odeon, F-75006 Paris,
France) V.1- 1946- Volume(issue)/page/year: 20,743,1965
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intracerebral
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 5 ug/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
PCBPBS Pesticide Biochemistry and Physiology. (Academic Press, Inc., 1 E.
First St., Duluth, MN 55802) V.1- 1971- Volume(issue)/page/year:
8,302,1978
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Unreported
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 21 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
BWHOA6 Bulletin of the World Health Organization. (WHO, Pub. Center USA, 49
Sheridan Ave., Albany, NY 12210) Volume(issue)/page/year: 44,31,1971
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - guinea pig
DOSE/DURATION : 83 mg/kg
TOXIC EFFECTS :
Biochemical - Enzyme inhibition, induction, or change in blood or tissue
levels - reactivates cholinesterase
Lungs, Thorax, or Respiration - dyspnea
Behavioral - convulsions or effect on seizure threshold
REFERENCE :
ABCHA6 Agricultural and Biological Chemistry. (Maruzen Co. Ltd., POB 5050,
Tokyo International, Tokyo 100-31, Japan) V.25- 1961-
Volume(issue)/page/year: 27,669,1963
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intravenous
SPECIES OBSERVED : Rodent - guinea pig
DOSE/DURATION : 2200 ug/kg
TOXIC EFFECTS :
Biochemical - Enzyme inhibition, induction, or change in blood or tissue
levels - reactivates cholinesterase
Lungs, Thorax, or Respiration - dyspnea
Behavioral - convulsions or effect on seizure threshold
REFERENCE :
ABCHA6 Agricultural and Biological Chemistry. (Maruzen Co. Ltd., POB 5050,
Tokyo International, Tokyo 100-31, Japan) V.25- 1961-
Volume(issue)/page/year: 27,669,1963
*** END OF RECORD ***