Cyanophos

• O-( 4-cyanophenyl ) O, O- dimethyl thiophosphate
• Thiophosphoric acid O -(4- cyanophenyl) O, O - dimethyl
• Ciafos

Yellow to reddish-yellow liquid with a faint characteristic odor

Liquid

From 1.255 to 1.265 g · cm -3 ( 25 ° C)

14-15 ° C

119 ° C ( decomposition)

Sparingly soluble in water ( 46 mg · l-1 at 30 ° C)

1.5404 (32 ° C)

Attention

• 215 mg · kg -1 ( LD50, rat, oral)
• 800 mg · kg -1 ( LD50, rat, transdermal)

Template: Infobox chemical / molecular formula search available

Cyanophos is a chemical compound from the group of nitriles and Thiophosphoric.

Production and representation

Cyanophos can be obtained by reaction of 4- cyano-phenol with Dimethylchlorthiophosphat ( DMPCT ).

Properties

Cyanophos is a yellow to reddish yellow (colorless according to another source ) liquid with a faint characteristic odor, which is sparingly soluble in water. It decomposes above a temperature of 119 ° C.

Use

Cyanophos is an organophosphate insecticide that is used to reduce a number of biting and sucking pests in cotton, fruit and vegetables. It acts as a cholinesterase inhibitor and is metabolized in plants and animals to 4 - cyano-phenol.

In Switzerland, in Austria and in Germany no pesticide is approved, the Cyanophos contains as active ingredient.

Trade names

Cyanox