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Substance Name: Cyanophos [BSI:ISO]
RN: 2636-26-2
UNII: 2AB0Z99OXP
InChIKey: SCKHCCSZFPSHGR-UHFFFAOYSA-N

Molecular Formula

  • C9-H10-N-O3-P-S

Molecular Weight

  • 243.222
 

Classification Codes

Classification Codes

  • Agricultural Chemical
  • Insecticide
  • Out-Dated Pesticide

Superlist Classification Code

  • Threshold Planning Quantity (TPQ) = 1000 lb
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Names and Synonyms

Results Name

  • Cyanophos [BSI:ISO]

Name of Substance

  • Ciafos
  • Cyanophos
  • Cyanophos [BSI:ISO]

Synonyms

  • (O-p-Cyanophenyl-O,O-dimethylphosphorothioate)
  • 4-(Dimethoxyphosphinothioyloxy)benzonitrile
  • AI3-25675
  • BAY 34727
  • Bayer 34727
  • BRN 2695901
  • Caswell No. 268A
  • Ciafos
  • Cyanophos
  • Cyanox
  • CYAP
  • Cynock
  • EINECS 220-130-3
  • ENT 25,675
  • EPA Pesticide Chemical Code 268200
  • HSDB 6427
  • May & baker S-4084
  • O,O-Dimethyl O-(4-cyanophenyl) thionophosphate
  • O,O-Dimethyl O-4-cyanophenyl phosphorothioate
  • O,O-Dimethyl O-4-cyanophenyl thiophosphate
  • O,O-Dimethyl phosphorothioate O-ester with p-hydroxybenzonitrile (8CI)
  • O,O-Dimethyl-O-(4-cyano-phenyl)-monothiophosphat
  • O,O-Dimethyl-O-(4-cyano-phenyl)-monothiophosphat [German]
  • O,O-Dimethyl-O-p-cyanophenyl phosphorothioate
  • O-(4-Cyanophenyl) O,O-dimethyl phosphorothioate
  • O-p-Cyanophenyl O,O-dimethyl phosphorothioate
  • OMS 226
  • OMS 869
  • S 4084
  • Sumitomo S 4084
  • UNII-2AB0Z99OXP

Systematic Names

  • Cyanophos
  • O,O-Dimethyl O-4-cyanophenyl phosphorothioate
  • Phosphorothioic acid, O,O-dimethyl ester, O-ester with p-hydroxybenzonitrile
  • Phosphorothioic acid, O-(4-cyanophenyl) O,O-dimethyl ester

Superlist Name

  • Cyanophos

Registry Numbers

CAS Registry Number

  • 2636-26-2

FDA UNII

  • 2AB0Z99OXP

Other Registry Numbers

  • 12692-90-9
  • 54578-39-1

System Generated Number

  • 0002636262

Structure Descriptors

InChI

1S/C9H10NO3PS/c1-11-14(15,12-2)13-9-5-3-8(7-10)4-6-9/h3-6H,1-2H3

InChIKey

SCKHCCSZFPSHGR-UHFFFAOYSA-N

Smiles

P(Oc1ccc(C#N)cc1)(OC)(OC)=S

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
bird - wild LD50 oral 3mg/kg (3mg/kg)   Journal de Toxicologie Clinique et Experimentale. Vol. 6(3), Pg. 175, 1986.
chicken LD50 oral 23500ug/kg (23.5mg/kg) BEHAVIORAL: ATAXIA

BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD

PERIPHERAL NERVE AND SENSATION: SPASTIC PARALYSIS WITH OR WITHOUT SENSORY CHANGE
Toxicology and Applied Pharmacology. Vol. 11, Pg. 49, 1967.
mammal (species unspecified) LD50 skin 2010mg/kg (2010mg/kg)   Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 21(7), Pg. 34, 1977.
mouse LD50 intraperitoneal 350mg/kg (350mg/kg)   Agricultural and Biological Chemistry. Vol. 26, Pg. 257, 1962.
mouse LD50 oral 720mg/kg (720mg/kg)   Yakkyoku. Pharmacy. Vol. 37, Pg. 427, 1986.
mouse LD50 skin > 2gm/kg (2000mg/kg)   Agricultural and Biological Chemistry. Vol. 26, Pg. 257, 1962.
mouse LD50 subcutaneous 1080mg/kg (1080mg/kg)   Agricultural and Biological Chemistry. Vol. 26, Pg. 257, 1962.
mouse LD50 unreported 720mg/kg (720mg/kg)   Rinsho Shinkeigaku. Clinical Neurology. Vol. 23, Pg. 101, 1983.
rat LD50 oral 215mg/kg (215mg/kg)   Agricultural and Biological Chemistry. Vol. 26, Pg. 257, 1962.
rat LD50 skin 800mg/kg (800mg/kg)   "Pesticide Index," Frear, E.H., ed., State College, PA, College Science Pub., 1969Vol. 5, Pg. 62, 1976.
rat LD50 unreported 580mg/kg (580mg/kg)   Rinsho Shinkeigaku. Clinical Neurology. Vol. 23, Pg. 101, 1983.

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point 14.5 deg C   EXP
log P (octanol-water) 2.71 (none)   EXP
Water Solubility 46 mg/L 30 EXP
Vapor Pressure 7.88E-04 mm Hg 20 EXP
Henry's Law Constant 5.48E-06 atm-m3/mole 25 EST
Atmospheric OH Rate Constant 5.92E-11 cm3/molecule-sec 25 EST

Physical property data is provided to ChemIDplus by SRC, Inc.