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Substance Name: Methylacetophos
RN: 2088-72-4
UNII: W97JUH3UIL
InChIKey: LIXQYRZDAFGLSQ-UHFFFAOYSA-N

Classification Codes

  • Agricultural Chemical
  • Insecticide

Molecular Formula

  • C6-H13-O5-P-S

Molecular Weight

  • 228.2037
 
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Names and Synonyms

Name of Substance

  • Methylacetophos

Synonyms

  • AI3-27527
  • BRN 1911892
  • Ethyl ((dimethoxyphosphinyl)thio)acetate
  • Methyl acetophos
  • Methyl acetoxon
  • Methylacetaphos
  • O,O-Dimethyl S-(carbethoxy)methyl phosphorothiolate
  • O,O-Dimethyl S-carboethoxymethyl thiophosphate
  • Phosphorothioic acid, O,O-dimethyl ester, S-ester with ethyl mercaptoacetate
  • UNII-W97JUH3UIL

Systematic Names

  • Acetic acid, ((dimethoxyphosphinyl)thio)-, ethyl ester (9CI)
  • Acetic acid, mercapto-, ethyl ester, S-ester with O,O-dimethyl phosphorothioate

Registry Numbers

CAS Registry Number

  • 2088-72-4

FDA UNII

  • W97JUH3UIL

System Generated Number

  • 0002088724

Structure Descriptors

InChI

1S/C6H13O5PS/c1-4-11-6(7)5-13-12(8,9-2)10-3/h4-5H2,1-3H3

InChIKey

LIXQYRZDAFGLSQ-UHFFFAOYSA-N

Smiles

CCOC(=O)CSP(=O)(OC)OC

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
guinea pig LD50 oral 214mg/kg (214mg/kg)   Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 30(7), Pg. 9, 1965.
mouse LD50 oral 314mg/kg (314mg/kg)   Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 33(8), Pg. 107, 1968.
mouse LD50 unreported 1020mg/kg (1020mg/kg)   Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 7(5), Pg. 38, 1963.
rabbit LD50 oral 420mg/kg (420mg/kg)   Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 30(7), Pg. 9, 1965.
rat LD50 oral 385mg/kg (385mg/kg)   Hygiene and Sanitation Vol. 31(4-6), Pg. 18, 1966.
rat LD50 skin 220mg/kg (220mg/kg)   Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 33(8), Pg. 107, 1968.
rat LD50 unreported 1gm/kg (1000mg/kg)   "Chemistry of Pesticides," Melnikov, N.N., New York, Springer-Verlag New York, Inc., 1971Vol. -, Pg. 351, 1971.