Phosphoramidothioicacid, O-methyl O-(2,4,5-trichlorophenyl) ester

Modify Date: 2024-09-20 06:50:45

Phosphoramidothioicacid, O-methyl O-(2,4,5-trichlorophenyl) ester Structure
Phosphoramidothioicacid, O-methyl O-(2,4,5-trichlorophenyl) ester structure
Common Name Phosphoramidothioicacid, O-methyl O-(2,4,5-trichlorophenyl) ester
CAS Number 2591-66-4 Molecular Weight 306.53400
Density 1.601 g/cm3 Boiling Point 376.2ºC at 760 mmHg
Molecular Formula C7H7Cl3NO2PS Melting Point N/A
MSDS N/A Flash Point 181.3ºC

 Names

Name 1-[amino(methoxy)phosphinothioyl]oxy-2,4,5-trichlorobenzene
Synonym More Synonyms

 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

~%

Phosphoramidothioicacid, O-methyl O-(2,4,5-trichlorophenyl) ester Structure

Phosphoramidoth...

CAS#:2591-66-4

Literature: Dow Chem. Co. Patent: US2552541 , 1949 ;

 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%

 Synonyms

OMS 3
ET-15
O-Methyl O-2,4,5-trichlorophenyl phosphoramidothioate
Dow ET-15
ENT 23,285