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2674-91-1

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Basic Information
CAS No.: 2674-91-1
Name: Oxydeprofos
Article Data: 2
Molecular Structure:
Molecular Structure of 2674-91-1 (Oxydeprofos)
Formula: C7H17 O4 P S2
Molecular Weight: 260.315
Synonyms: Oxydeprofos;2674-91-1;Oxydeprofos [ISO];Oxyphionfos;Thiometan;Estox;Metasystox-S;ESP;Caswell No. 366;Bayer 23655;EINECS 220-221-8;BAY 23655;ENT 25,674;EPA Pesticide Chemical Code 366100;2-dimethoxyphosphorylsulfanyl-1-ethylsulfinylpropane;BRN 1711537;S410;UNII-48XI86F84W;AI3-25674;48XI86F84W;Phosphorothioic acid, S-(2-(ethylsulfinyl)-1-methylethyl) O,O-dimethyl ester;O,O-Dimethyl-S-(ethylsulfinyl-(2-isopropyl)) phosphorothioate;O,O-Dimethyl S-(2-(ethylsulfinyl)-1-methylethyl) phosphorothioate;S-(2-Ethylsulphinyl-1-methylethyl)-O,O-dimethyl phosphorothioate;S-2-Ethyl-sulphinyl-1-methyl-ethyl-O,O-dimethyl phosphorothiolate;S-2-Ethyl-sulfinyl-1-methyl-ethyl-O,O-dimethyl-monothiofosfaat [Dutch];S-2-Etil-sulfinil-1-metil-etil-O,O-dimetil-monotiofosfato [Italian];Phosphorothioic acid, O,O-dimethyl S-(ethylsulfinyl-(2-isopropyl)) ester;S-2-Aethylsulfinyl-1-methyl aethyl-O,O dimethyl-monothiophosphat [German];Thiophosphate de O,O-dimethyle et de S-2-(isopropylsulfinyl)-ethyle [French];S-2-Etil-sulfinil-1-metil-etil-O,O-dimetil-monotiofosfato;S-2-Aethylsulfinyl-1-methyl aethyl-O,O dimethyl-monothiophosphat;S-2-Ethyl-sulfinyl-1-methyl-ethyl-O,O-dimethyl-monothiofosfaat;Thiophosphate de O,O-dimethyle et de S-2-(isopropylsulfinyl)-ethyle;Phosphorothioic acid, S-[2-(ethylsulfinyl)-1-methylethyl] O,O-dimethyl ester;ESP (Oxydeprofos);SCHEMBL115810;DTXSID4042250;CHEBI:82123;BAY-23655;ENT-25674;LS-108920;Dimethyl ethylsulfiny lisopropyl thiophosphate;S-410;C18984;Q27155760;S-1-(ethylsulfinyl)propan-2-yl O,O-dimethyl phosphorothioate
Density: 1.271g/cm3
Boiling Point: 382.8°Cat760mmHg
Flash Point: 185.3°C
Safety: Poison by ingestion and intraperitoneal routes. Moderately toxic by skin contact. Mutation data reported. When heated to decomposition it emits very toxic fumes of POx and SOx.
PSA: 106.92000
LogP: 3.14330
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Chemistry

IUPAC Name: 2-Dimethoxyphosphorylsulfanyl-1-ethylsulfinylpropane
Synonyms: 3-Methoxy-5-methyl-2-oxa-4-thia-7-thionia-3-phosphanonan-7-olate 3-oxide ;oxydeprofos ; Phosphorothioic acid, S-[2-(ethylsulfinyl)-1-methylethyl] O,O-dimethyl ester ; S-[1-(Ethylsulfinyl)-2-propanyl] O,O-dimethyl phosphorothioate
CAS NO:2674-91-1
Molecular Formula of O,O-Dimethyl-s-isopropyl-2-sulfinylethylphosphorothioate (CAS NO.2674-91-1) :C7H17O4PS2
Molecular Weight of O,O-Dimethyl-s-isopropyl-2-sulfinylethylphosphorothioate (CAS NO.2674-91-1) :260.31
Molecular Structure of O,O-Dimethyl-s-isopropyl-2-sulfinylethylphosphorothioate (CAS NO.2674-91-1) :
Surface Tension: 48.7 dyne/cm
Density: 1.271 g/cm3
Flash Point: 185.3 °C
Enthalpy of Vaporization: 60.65 kJ/mol
Boiling Point: 382.8 °C at 760 mmHg
Vapour Pressure: 1.02E-05 mmHg at 25°C

Toxicity Data With Reference

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
guinea pig LD50 intraperitoneal 100mg/kg (100mg/kg)   "Pesticide Index," Frear, E.H., ed., State College, PA, College Science Pub., 1969Vol. 5, Pg. 148, 1976.
guinea pig LD50 oral 225mg/kg (225mg/kg)   Toxicology and Applied Pharmacology. Vol. 4, Pg. 621, 1962.
Link to PubMed
mouse LD50 intraperitoneal 30mg/kg (30mg/kg)   Toxicology and Applied Pharmacology. Vol. 4, Pg. 621, 1962.
Link to PubMed
mouse LD50 oral 58700ug/kg (58.7mg/kg)   Yakkyoku. Pharmacy. Vol. 30, Pg. 623, 1979.
mouse LD50 skin 1100mg/kg (1100mg/kg)   Nippon Noyaku Gakkaishi. Journal of the Pesticide Science Society of Japan. Vol. 17, Pg. S309, 1992.
mouse LD50 subcutaneous 24mg/kg (24mg/kg)   Nippon Noyaku Gakkaishi. Journal of the Pesticide Science Society of Japan. Vol. 17, Pg. S309, 1992.
mouse LD50 unreported 88700ug/kg (88.7mg/kg)   Rinsho Shinkeigaku. Clinical Neurology. Vol. 23, Pg. 101, 1983.
rat LD50 intraperitoneal 27mg/kg (27mg/kg)   Nippon Noyaku Gakkaishi. Journal of the Pesticide Science Society of Japan. Vol. 17, Pg. S309, 1992.
rat LD50 oral 89mg/kg (89mg/kg)   Nippon Noyaku Gakkaishi. Journal of the Pesticide Science Society of Japan. Vol. 17, Pg. S309, 1992.
rat LD50 skin 820mg/kg (820mg/kg)   Nippon Noyaku Gakkaishi. Journal of the Pesticide Science Society of Japan. Vol. 17, Pg. S309, 1992.
rat LD50 subcutaneous 29mg/kg (29mg/kg)   Nippon Noyaku Gakkaishi. Journal of the Pesticide Science Society of Japan. Vol. 17, Pg. S309, 1992.
rat LD50 unreported 105mg/kg (105mg/kg)   "Chemistry of Pesticides," Melnikov, N.N., New York, Springer-Verlag New York, Inc., 1971Vol. -, Pg. 349, 1971.

Safety Profile

Poison by ingestion and intraperitoneal routes. Moderately toxic by skin contact. Mutation data reported. When heated to decomposition it emits very toxic fumes of POx and SOx.
RIDADR 3018
HazardClass 6.1(a)
PackingGroup II