Page 532 - Veterinary Toxicology, Basic and Clinical Principles, 3rd Edition

Organophosphates and Carbamates Chapter | 37 499

VetBooks.ir TABLE 37.2 (Continued)

Chemical Name
Oral LD 50 in
Mol. wt.
Chemical
rabbit (mg/kg)
Rat (mg/kg) Dermal LD 50 in
Dicrotophos (1E)-3-(dimethylamino)-1-methyl-3-oxoprop-1-en-1-yl 237.19 22 223
dimethyl phosphate
Dimethoate O,O-dimethyl S-[2-(methylamino)-2-oxoethyl] 229.26 250 400
dithiophosphate
Disulfoton O,O-diethyl S-[2-(ethylthio)ethyl] dithiophosphate 274.40 2 6
Ethion O,O,O ,O -tetraethyl S,S -methylene bis 384.48 27 915
0
0
0
(dithiophosphate)
Famphur O-{4-[(dimethylamino)sulfonyl]phenyl} O,O-dimethyl 325.34 35 2730
thiophosphate
Fenamiphos ethyl 3-methyl-4-(methylthio)phenyl 303.36 15.3
isopropylamidophosphate
Fenitrothion O,O-dimethyl O-(3-methyl-4-nitrophenyl) 277.23 250 1300
thiophosphate
Fenthion O,O-dimethyl O-[3-methyl-4-(methylthio)phenyl] 278.33 255 330
thiophosphate
Fonofos O-ethyl S-phenyl ethylphosphonodithioate 246.33 8 25
Glyphosate N-(phosphonomethyl)-glycine 169.07 4300 .5000
Gluphosinate 2-amino-4-[hydroxy(methyl)phosphoryl]butanoic acid 198.16 2000 .4000
ammonium ammoniate
Glyphosine N,N-bis(phosphonomethyl)glycine 263.08 3925 .5010
Isazophos O-(5-chloro-1-isopropyl-1H-1,2,4-triazol-3-yl) O,O- 313.75 40 .3100
diethyl thiophosphate
Isofenphos isopropyl 2-{[ethoxy(isopropylamino) 345.40 32 162
phosphorothioyl]oxy}benzoate
Malathion diethyl 2-[(dimethoxyphosphorothioyl)thio] succinate 330.36 885 4000
Methamidophos O,S-dimethyl amidothiophosphate 141.13 13 110
Methidathion S-[(5-methoxy-2-oxo-1,3,4-thiadiazol-3(2H)-yl) 302.33 25 200
methyl] O,O-dimethyl dithiophosphate
Methyl parathion O,O-dimethyl O-(4-nitrophenyl) thiophosphate 263.21 9 63
Mevinphos methyl (2E)-3-[(dimethoxyphosphoryl)oxy]but-2- 224.15 3 16
enoate
Monocrotophos dimethyl (1E)-1-methyl-3-(methylamino)-3-oxoprop- 223.16 8 354
1-en-1-yl phosphate
Omethoate O,O-dimethyl S-[2-(methylamino)-2-oxoethyl] 213.19 50 1400
thiophosphate
Paraoxon diethyl 4-nitrophenyl phosphate 275.19 1.8
Parathion O,O-diethyl O-(4-nitrophenyl) thiophosphate 291.26 3 6.8
Phenthoate ethyl [(dimethoxyphosphorothioyl)thio] (phenyl) 320.36 200 4000
acetate
Phorate O,O-diethyl S-[(ethylthio)methyl] dithiophosphate 260.38 1.6 2.5
Phosmet S-[(1,3-dioxo-1,3-dihydro-2H-iso-indol-2-yl)methyl] 317.32 147 3160
O,O-dimethyl dithiophosphate
Phosphamidon (1Z)-2-chloro-3-(diethylamino)-1-methyl-3-oxoprop- 299.69 15 125
1-en-1-yl dimethyl phosphate

(Continued )