Phosphoramidothioicacid, O-methyl O-(2,4,5-trichlorophenyl) ester
Suppliers
Names
[ CAS No. ]:
2591-66-4
[ Name ]:
Phosphoramidothioicacid, O-methyl O-(2,4,5-trichlorophenyl) ester
[Synonym ]:
OMS 3
ET-15
O-Methyl O-2,4,5-trichlorophenyl phosphoramidothioate
Dow ET-15
ENT 23,285
Chemical & Physical Properties
[ Density]:
1.601 g/cm3
[ Boiling Point ]:
376.2ºC at 760 mmHg
[ Molecular Formula ]:
C7H7Cl3NO2PS
[ Molecular Weight ]:
306.53400
[ Flash Point ]:
181.3ºC
[ Exact Mass ]:
304.90000
[ PSA ]:
86.38000
[ LogP ]:
5.20610
[ Vapour Pressure ]:
7.39E-06mmHg at 25°C
[ Index of Refraction ]:
1.617
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- TB5950000
- CHEMICAL NAME :
- Phosphoramidothioic acid, O-methyl O-(2,4,5-trichlorophenyl) ester
- CAS REGISTRY NUMBER :
- 2591-66-4
- BEILSTEIN REFERENCE NO. :
- 2335407
- LAST UPDATED :
- 199612
- DATA ITEMS CITED :
- 3
- MOLECULAR FORMULA :
- C7-H7-Cl3-N-O2-P-S
- MOLECULAR WEIGHT :
- 306.53
- WISWESSER LINE NOTATION :
- GR BG DG EOPZS&O1
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 :
- 700 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- ARSIM* Agricultural Research Service, USDA Information Memorandum. (Beltsville, MD 20705) Volume(issue)/page/year: 20,9,1966
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Administration onto the skin
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- >1 gm/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- WRPCA2 World Review of Pest Control. (London, UK) V.1-10, 1962-71. Discontinued. Volume(issue)/page/year: 9,119,1970
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 50 mg/kg
- TOXIC EFFECTS :
- Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - true cholinesterase
- REFERENCE :
- JAFCAU Journal of Agricultural and Food Chemistry. (American Chemical Soc., Distribution Office Dept. 223, POB 57136, West End Stn., Washington, DC 20037) V.1- 1953- Volume(issue)/page/year: 11,91,1963
Safety Information
[ HS Code ]:
2931900090
Synthetic Route
Customs
[ HS Code ]: 2931900090
[ Summary ]:
2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0%