Molecular Formula | C14H14NO4PS |
Molar Mass | 323.3 |
Density | 1.3 g/cm3 |
Melting Point | 36℃ |
Boling Point | 371.1°C (estimate) |
Flash Point | 2°C |
Water Solubility | 6.6 mg l-1 (20 °C, est.) |
Solubility | Miscible with acetone, benzene, methanol, isopropanol, toluene, and xylene (Windholz et al.,1983) |
Vapor Presure | 3,000 at 100 °C (quoted, Verschueren, 1983) |
Appearance | solid |
Exposure Limit | NIOSH REL: TWA 0.5 mg/m3, IDLH 5 mg/m3; OSHA PEL: TWA 0.5mg/m3; ACGIH TLV: TWA 0.5 mg/m3. |
Merck | 13,3656 |
BRN | 2542580 |
Storage Condition | APPROX 4°C |
Refractive Index | 1.6021 (589.3 nm 25℃ |
Physical and Chemical Properties | White-like crystals. Melting point 36 ℃, relative density 1.268(25/4 ℃), refractive index 1.6021(25 ℃). The vapor pressure (100 ℃) is 0.04Pa. Soluble in benzene, toluene, xylene, acetone, isopropanol, methanol, actually insoluble in water. It is stable in neutral and acidic media, but decomposes with alkali. |
Risk Codes | R27/28 - R50/53 - Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. R36 - Irritating to the eyes R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed. R11 - Highly Flammable |
Safety Description | S22 - Do not breathe dust. S36/37 - Wear suitable protective clothing and gloves. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S60 - This material and its container must be disposed of as hazardous waste. S61 - Avoid release to the environment. Refer to special instructions / safety data sheets. S16 - Keep away from sources of ignition. |
UN IDs | 3018 |
WGK Germany | 3 |
RTECS | TB1925000 |
Hazard Class | 6.1(a) |
Packing Group | II |
Toxicity | LD50 in female, male rats (mg/kg): 7.7, 36 orally; 25, 230 dermal (Gaines) |
EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
Use | The thienyl phosphate is a contact insecticide and acaricide, effective against a variety of pests. For the control of rice Chilo suppressalis, Chilo suppressalis, rice borer Boll, leaf hopper, planthopper, Rice bract and so have a high insecticidal effect. |
production method | results from the reaction of sodium p-nitrophenolate with O-ethylphenylthiophosphoryl chloride. |
category | pesticide |
toxicity grade | highly toxic |
Acute toxicity | oral-rat LD50: 7 mg/kg; Oral-mouse LD50: 12.2 mg/kg |
stimulation data | Skin-rabbit 0.5 moderate; Eye-rabbit 0.1 moderate |
flammability hazard characteristics | open flame flammability; Toxic nitrogen oxide, sulfur oxide, phosphorus oxide gas |
storage and transportation characteristics | The warehouse is ventilated and dried at low temperature, separate storage of food additives |
fire extinguishing agent | Sand, dry powder, foam |
Occupational Standard | TWA 0.5 mg/m3 |
toxic substance data | information provided by: pubchem.ncbi.nlm.nih.gov (external link) |
immediate life-threatening and health concentration | 5 mg/m3 |