Phosphorothioic acid,O-(1,6-dihydro-5-methoxy-1-methyl-6-oxo-4-pyridazinyl) O-ethylO-(1-methylethyl) ester

Modify Date: 2024-04-02 09:58:58

Phosphorothioic acid,O-(1,6-dihydro-5-methoxy-1-methyl-6-oxo-4-pyridazinyl) O-ethylO-(1-methylethyl) ester Structure
Phosphorothioic acid,O-(1,6-dihydro-5-methoxy-1-methyl-6-oxo-4-pyridazinyl) O-ethylO-(1-methylethyl) ester structure
Common Name Phosphorothioic acid,O-(1,6-dihydro-5-methoxy-1-methyl-6-oxo-4-pyridazinyl) O-ethylO-(1-methylethyl) ester
CAS Number 59631-23-1 Molecular Weight 322.31800
Density 1.31g/cm3 Boiling Point 366.4ºC at 760 mmHg
Molecular Formula C11H19N2O5PS Melting Point N/A
MSDS N/A Flash Point 175.4ºC

 Names

Name 5-[ethoxy(propan-2-yloxy)phosphinothioyl]oxy-4-methoxy-2-methylpyridazin-3-one
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.31g/cm3
Boiling Point 366.4ºC at 760 mmHg
Molecular Formula C11H19N2O5PS
Molecular Weight 322.31800
Flash Point 175.4ºC
Exact Mass 322.07500
PSA 113.71000
LogP 2.50430
Index of Refraction 1.544

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
TF6502000
CHEMICAL NAME :
Phosphorothioic acid, O-(1,6-dihydro-5-methoxy-1-methyl-6-oxo-4-pyridazinyl ) O-ethyl O- (1-methylethyl) ester
CAS REGISTRY NUMBER :
59631-23-1
LAST UPDATED :
198910
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C11-H19-N2-O5-P-S
MOLECULAR WEIGHT :
322.35

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 :
3200 ug/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
PSSCBG Pesticide Science. (Blackwell Scientific Pub. Ltd., POB 88, Oxford, UK) V.1- 1970- Volume(issue)/page/year: 10,227,1979

 Synonyms

Phosphorothioic acid,O-(1,6-dihydro-5-methoxy-1-methyl-6-oxo-4-pyridazinyl) O-ethyl O-(1-methylethyl) ester
Pyridathion
Vuathion
Vuation
o-ethyl o-(5-methoxy-1-methyl-6-oxo-1,6-dihydropyridazin-4-yl) o-propan-2-yl phosphorothioate
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