Supplier Product Identification Physical and Chemical Properties First Aid Measures Handling and Storage Hazards Identification Exposure Controls/Personal Protection Fire Fighting Measures Accidental Release Measures Transport Information Stability and Reactivity
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Edifenphos(17109-49-8)

Supplier Product Identification Physical and Chemical Properties First Aid Measures Handling and Storage Hazards Identification Exposure Controls/Personal Protection Fire Fighting Measures Accidental Release Measures Transport Information Stability and Reactivity

Product Identification

Product Name
Edifenphos
Synonyms
(Ethoxy-phenylsulfanylphosphoryl)sulfanylbenzene
O-Ethyl S,S-diphenyl dithiophosphate
O-Ethyl S,S-diphenyl phosphorodithioate
S,S-Diphenyl O-ethyl phosphorodithioate
CAS
17109-49-8
Formula
C14H15O2PS2
Molecular Weight
310.38
EINECS
241-178-1
RTECS
TE3850000
RTECS Class
Agricultural Chemical and Pesticide; Mutagen
Merck
12,3560
Beilstein/Gmelin
1988797
Beilstein Reference
6-06
EC Index Number
015-121-00-4

Physical and Chemical Properties

Appearance
Yellow to brown liquid with a characteristic odor.
Solubility in water
50 mg/L (20 C)
Boiling Point
430
Vapor Pressure
3E-7 (25 C)
Density
1.231 g/cm3 (20 C)
Partition Coefficient
2.66
Heat Of Vaporization
65.9 kJ/mol
Usage
Fungicide for blast disease, ear blight, and stemrot in rice. Not approved for use in the us.

First Aid Measures

Ingestion
Seek medical assistance.
Inhalation
Move victim to fresh air. Apply artificial respiration if victim is not breathing. Do not use mouth-to-mouth method if victim ingested or inhaled the substance; induce artificial respiration with the aid of a pocket mask equipped with a one-way valve or other proper respiratory medical device. Administer oxygen if breathing is difficult.
Skin
Remove and isolate contaminated clothing and shoes. Immediately flush with running water for at least 20 minutes. For minor skin contact, avoid spreading material on unaffected skin.
Eyes
Immediately flush with running water for at least 20 minutes.

Handling and Storage

Storage
Store at 2-8 C.

Hazards Identification

Inhalation
Highly toxic, may be fatal if inhaled, swallowed or absorbed through skin. Effects of contact or inhalation may be delayed.
Skin
Contact with molten substance may cause severe burns to skin and eyes. Avoid any skin contact.
Eyes
See Skin.
Hazards
Containers may explode when heated.
EC Risk Phrase
21 23/25 43 50/53
EC Safety Phrase
21 23/25 43 50/53
UN (DOT)
3018

Exposure Controls/Personal Protection

Personal Protection
Wear appropriate protective gloves, clothing and goggles.
Respirators
Wear positive pressure self-contained breathing apparatus (SCBA).

Fire Fighting Measures

Flash Point
214
Fire Fighting
Small Fires: Dry chemical, CO2 or water spray. Large Fires: Water spray, fog or regular foam.
Fire Potential
Combustible material: may burn but does not ignite readily.

Accidental Release Measures

Small spills/leaks
Do not touch damaged containers or spilled material unless wearing appropriate protective clothing. Stop leak if you can do it without risk. Cover with plastic sheet to prevent spreading. Absorb or cover with dry earth, sand or other non-combustible material and transfer to containers. DO NOT GET WATER INSIDE CONTAINERS.

Transport Information

UN Number
3018
Hazard Class
6.1

Stability and Reactivity

Combustion Products
Fire may produce irritating, corrosive and/or toxic gases.
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