Product Identification

Product Name

Diethyl O-(2-quinoxalyl) phosphorothioate

Synonyms

Diethchinalphion
Diethyl 2-quinoxalyl phosphorothionate
O,O-Diethyl O-(2-quinoxalyl) phosphorothionate
O,O-Diethyl-O-quinoxal-2-yl thionophosphate

CAS

13593-03-8

Formula

C12H15N2O3PS

Molecular Weight

298.32

EINECS

237-031-6

RTECS

TF6125000

RTECS Class

Agricultural Chemical and Pesticide; Mutagen; Reproductive Effector; Primary Irritant

Beilstein/Gmelin

754823

Beilstein Reference

5-23-11-00455

EC Index Number

015-138-00-7

Physical and Chemical Properties

Appearance

Colorless liquid

Solubility in water

Insoluble.

Melting Point

36

Boiling Point

387

Vapor Pressure

7.6E-6 (25 C)

Density

1.235 g/cm3 (20 C)

Heat Of Vaporization

61.1 kJ/mol

Usage

Insecticide.

Refractive Index

1.5624

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

Keep tightly closed.

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.

Ingestion

Toxic if swallowed.

Hazards

Containers may explode when heated.

EC Risk Phrase

21 25

EC Safety Phrase

22 36/37 45

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).

Exposure Effects

Toxic. Very toxic by inhalation. Toxic in contact with skin and if swallowed. Highly toxic if inhaled. Toxic if absorbed through skin. Target organ(s): Heart. Central nervous system.

Poison Class

3

Fire Fighting Measures

Flash Point

188

Fire Fighting

Extinguish using Water spray. Carbon dioxide, dry chemical powder, or appropriate foam. Wear self-contained breathing apparatus and protective clothing to prevent contact with skin and eyes.

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.

Stability and Reactivity

Stability

Stable at normal temperatures and pressures.

Incompatibilities

Strong oxidizing agents.

Decomposition

Carbon monoxide, Carbon dioxide.

Combustion Products

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

Transport Information

UN Number

3018

Hazard Class

6.1

Packing Group

II