4H-1,3,2-Benzodioxaphosphorin,2-methoxy-, 2-sulfide cas no:3811-49-2

Name4H-1,3,2-Benzodioxaphosphorin,2-methoxy-, 2-sulfide
CAS3811-49-2
SynonymsPhosphorothioicacid, O-methyl ester, cyclic O,O-ester with o-hydroxybenzyl alcohol (7CI);Phosphorothioic acid, cyclic O,O-(methylene-o-phenylene) O-methyl ester (8CI);Benzyl alcohol, o-hydroxy-, cyclic O,O-ester with O-methyl phosphorothioate(8CI); 2-Methoxy-4H-1,3,2-benzodioxaphorphorin-2-sulfide;2-Methoxy-4H-1,3,2-benzodioxaphospholin-2-sulfide; 2-Methoxy-4H-1,3,2-benzodioxaphosphorin-2-sulfide;Dioxabenzofos; Dioxabenzophos; Fenfosphorin; Saligenin cyclic methylphosphorothionate; Salithion
EINECS(EC#)223-292-3
Molecular FormulaC8H9 O3 P S
Molecular Weight216.20

refractive index1.59
storage temp0-6°C

Hazardclass6.1(b)

Hazard T: Toxic;N: Dangerous for the environment;
Risk 24/25-39/25-51/53
Safety

Poison by ingestion, skin contact, and subcutaneous routes. Mutation data reported. An insecticide. When heated to decomposition it emits very toxic fumes of SO_x and PO_x. See also PARATHION.
Safety Information of 2-Methoxy-4H-1,2,3-benzodioxaphosphorine-2-sulfide (CAS NO.3811-49-2):
Hazard Codes: T,N
Risk Statements: 24/25-39/25-51/53 
24:  Toxic in contact with skin 
25:  Toxic if swallowed 
39:  Danger of very serious irreversible effects 
51:  Toxic to aquatic organisms 
53:  May cause long-term adverse effects in the aquatic environment 
Safety Statements: 36/37-38-45-61
36:  Wear suitable protective clothing  
37:  Wear suitable gloves 
38:  In case of insufficient ventilation, wear suitable respiratory equipment 
45:  In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) 
61:  Avoid release to the environment. Refer to special instructions safety data sheet

Organism	Test Type	Route	Reported Dose (Normalized Dose)	Effect	Source
chicken	LD50	oral	110mg/kg (110mg/kg)	PERIPHERAL NERVE AND SENSATION: STRUCTURAL CHANGE IN NERVE OR SHEATH BEHAVIORAL: ATAXIA	Bochu Kagaku. Scientific Pest Control. Vol. 40, Pg. 49, 1975.
mouse	LD50	oral	88mg/kg (88mg/kg)		Agricultural and Biological Chemistry. Vol. 29, Pg. 243, 1965.
mouse	LD50	skin	> 1250mg/kg (1250mg/kg)		Pesticide Manual. Vol. 9, Pg. 308, 1991.
mouse	LD50	subcutaneous	81600ug/kg (81.6mg/kg)		Japan Pesticide Information. Vol. (2), Pg. 30, 1970.
rat	LD50	oral	102mg/kg (102mg/kg)		Pesticides. Vol. 15, Pg. 3, 1981.
rat	LD50	skin	400mg/kg (400mg/kg)		Farm Chemicals Handbook. Vol. -, Pg. C268, 1991.