Cyanophos is a

cholinesterase The enzyme cholinesterase (EC 3.1.1.8, choline esterase; systematic name acylcholine acylhydrolase) catalyses the hydrolysis of choline-based esters: : an acylcholine + H2O = choline + a carboxylate Several of these serve as neurotransmitte ...

inhibitor used as an

insecticide Insecticides are pesticides used to kill insects. They include ovicides and larvicides used against insect eggs and larvae, respectively. The major use of insecticides is in agriculture, but they are also used in home and garden settings, i ...

and

avicide An avicide is any substance (normally a chemical) used to kill birds. Commonly used avicides include strychnine (also used as rodenticide and predacide), DRC-1339 (3-chloro-4-methylaniline hydrochloride, Starlicide) and CPTH (3-chloro-p-toluidi ...

; for example, against rice stem borers and

house flies The housefly (''Musca domestica'') is a fly of the suborder Cyclorrhapha. It possibly originated in the Middle East, and spread around the world as a commensal of humans. Adults are gray to black, with four dark, longitudinal lines on the th ...

. It is part of the chemical class of

organophosphorus Organophosphorus chemistry is the scientific study of the synthesis and properties of organophosphorus compounds, which are organic compounds containing phosphorus. They are used primarily in pest control as an alternative to chlorinated hydrocarb ...

compounds, and is a yellow to reddish-yellow transparent liquid.

Safety

Cyanophos can enter the body via inhalation, ingestion, and contact with the skin and eyes. Symptoms of cyanophos poisoning resemble those of the

chemical weapon A chemical weapon (CW) is a specialized munition that uses chemicals formulated to inflict death or harm on humans. According to the Organisation for the Prohibition of Chemical Weapons (OPCW), this can be any chemical compound intended as ...

sarin Sarin (NATO designation GB nerve_agent#G-series.html" ;"title="hort for nerve agent#G-series">G-series, "B" is an extremely toxic organophosphorus compound.dyspnea Shortness of breath (SOB), known as dyspnea (in AmE) or dyspnoea (in BrE), is an uncomfortable feeling of not being able to breathe well enough. The American Thoracic Society defines it as "a subjective experience of breathing discomfort that ...

vomiting Vomiting (also known as emesis, puking and throwing up) is the forceful expulsion of the contents of one's stomach through the mouth and sometimes the nose. Vomiting can be the result of ailments like food poisoning, gastroenteritis, pre ...

diarrhea Diarrhea (American English), also spelled diarrhoea or diarrhœa (British English), is the condition of having at least three loose, liquid, or watery bowel movements in a day. It often lasts for a few days and can result in dehydration d ...

abdominal pain Abdominal pain, also known as a stomach ache, is a symptom associated with both non-serious and serious medical issues. Since the abdomen contains most of the body's vital organs, it can be an indicator of a wide variety of diseases. Given th ...

bronchorrhea Bronchorrhea is the production of more than 100 mL per day of watery sputum. Chronic bronchitis is a common cause, but it may also be caused by asthma, pulmonary contusion, bronchiectasis, tuberculosis, cancer, scorpion stings, severe hypothermia ...

blurred vision Blurred vision is an ocular symptom where vision becomes less precise and there is added difficulty to resolve fine details. Temporary blurred vision may involve dry eyes, eye infections, alcohol poisoning, hypoglycemia, or low blood pressur ...

, and

opsoclonus Opsoclonus refers to uncontrolled, irregular, and nonrhythmic eye movement. Opsoclonus consists of rapid, involuntary, multivectorial (horizontal and vertical), unpredictable, conjugate fast eye movements without inter-saccadic intervals. It is al ...

. It is classified as an extremely hazardous substance in the United States as defined in Section 302 of the U.S.

Emergency Planning and Community Right-to-Know Act The Emergency Planning and Community Right-to-Know Act of 1986 is a United States federal law passed by the 99th United States Congress located at Title 42, Chapter 116 of the U.S. Code, concerned with emergency response preparedness. On Octobe ...

(42 U.S.C. 11002), and is subject to strict reporting requirements by facilities which produce, store, or use it in significant quantities.

Synonyms

* BAY 34727 * Bayer 34727 * Ciafos * Cyanofos * Cyanox * Cyap * ENT 25,675 * O,O-dimethyl O-(4-cyanophenyl) phosphorothioate * O,O-dimethyl O-(p-cyanophenyl) phosphorothioate * O,O-dimethyl O-4-cyanophenyl phosphorothioate * O,O-dimethyl O-4-cyanophenyl thiophosphate * O,O-dimethyl-O-p-cyanophenyl phosphorothioate * O-p-cyanophenyl O,O-dimethyl phosphorothioate * Phosphorothioic acid O-(4-cyanophenyl) O,O-dimethyl ester * Phosphorothioic acid, O,O-dimethyl ester, O-ester with p-hydroxybenzonitrile * Phosphorothioic acid, O-p-cyanophenyl O,O-dimethyl ester * S 4084 * Sumitomo S 4084

References

{{Acetylcholine metabolism and transport modulators Acetylcholinesterase inhibitors Organophosphate insecticides Nitriles Organothiophosphate esters Methyl esters