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Isopropyl diethyldithiophosphorylacetamide

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Name

Isopropyl diethyldithiophosphorylacetamide

EINECS
CAS No. 2275-18-5 Density 1.178g/cm3
Solubility Melting Point 28.5℃
Formula C9H20 N O3 P S2 Boiling Point °Cat760mmHg
Molecular Weight 285.39 Flash Point °C
Transport Information Appearance
Safety A poison by ingestion, inhalation, and skin contact. An insecticide. When heated to decomposition it emits very toxic NOx, POx, and SOx. Risk Codes 27/28-52/53
Molecular Structure Molecular Structure of 2275-18-5 (Phosphorodithioic acid,O,O-diethyl S-[2-[(1-methylethyl)amino]-2-oxoethyl] ester) Hazard Symbols Toxic by ingestion and skin absorption, cholinesterase inhibitor.
Synonyms

Phosphorodithioicacid, O,O-diethyl ester, S-ester with N-isopropyl-2-mercaptoacetamide(6CI,7CI,8CI); Acetamide, N-isopropyl-2-mercapto-, S-ester with O,O-di-Etphosphorodithioate (6CI); American Cyanamid 18,682; FAC; FAC (pesticide); Fac20; Fak 40; Fostion; O,O-Diethyl S-(N-isopropylcarbamoylmethyl)phosphorodithioate; Prothoat; Prothoate; Trimethoate

 

Isopropyl diethyldithiophosphorylacetamide Chemical Properties

IUPAC: 2-Diethoxyphosphinothioylsulfanyl-N-propan-2-ylacetamide
 Isopropyl diethyldithiophosphorylacetamide with CAS NO. of 2275-18-5 is also called for 2-Diethoxyphosphinothioylthio-N-isopropylacetamide ; 4-04-00-00533 (Beilstein Handbook Reference) ; AC 18682 ; AI3-24652 ; Acetamide, N-isopropyl-2-mercapto-, S-ester with O,O-diethyl phosphorodithioate ; American cyanamid 18682 ; BRN 1794477 ; Caswell No. 344B ; EI 18682 ; EINECS 218-893-2 ; ENT 24,652 ; EPA Pesticide Chemical Code 344300 ; FAC ; FAC 20 ; FAK 40 ; Fostion ; HSDB 2844 ; O,O-Diethyldithiophosphorylacetic acid, N-monoisopropylamide ; Oleofac ; Phosphorodithioic acid, O,O-diethyl S-(2-((1-methylethyl)amino)-2-oxoethyl) ester ; Phosphorodithioic acid, O,O-diethyl ester, S-ester with N-isopropyl-2-mercaptoacetamide ; Prothoate ; Protoat (Hungarian) ; Telefos ; Trimethoate and so on.
CAS: 2275-18-5
Molecular Formula: C9H20NO3PS2
Molecular Weight: 285.36
EINECS: 218-893-2
ACD/LogP: 2.42
ACD/LogD (pH 5.5): 2.42 
ACD/LogD (pH 7.4): 2.42 
ACD/BCF (pH 5.5): 40.87 
ACD/BCF (pH 7.4): 40.87 
ACD/KOC (pH 5.5): 495.5 
ACD/KOC (pH 7.4): 495.5 
H bond acceptors: 4 
H bond donors: 1 
Freely Rotating Bonds: 8
Index of Refraction: 1.514 
Molar Refractivity: 72.94 cm3 
Molar Volume: 242.1 cm
Surface Tension: 44.1 dyne/cm 
Density: 1.178 g/cm3 
Heavy Atom Count: 16
Formal Charge: 0
Complexity: 251
Isotope Atom Count: 0
Defined Atom StereoCenter Count: 0
Undefined Atom StereoCenter Count: 0
Defined Bond StereoCenter Count: 0
Undefined Bond StereoCenter Count: 0
Covalently-Bonded Unit Count: 1
The appearance of  Isopropyl diethyldithiophosphorylacetamide (CAS NO.2275-18-5) is colorless crystalline solid.
The molecular structure of Isopropyl diethyldithiophosphorylacetamide with CAS NO. of 2275-18-5 :

Isopropyl diethyldithiophosphorylacetamide Uses

 Isopropyl diethyldithiophosphorylacetamide (CAS NO.2275-18-5) is used as insecticide.

Isopropyl diethyldithiophosphorylacetamide Toxicity Data With Reference

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
dog LD50 oral 15mg/kg (15mg/kg)   "Pesticide Index," Frear, E.H., ed., State College, PA, College Science Pub., 1969Vol. 4, Pg. 333, 1969.
mouse LD50 oral 8mg/kg (8mg/kg)   Agricultural Research Service, USDA Information Memorandum. Vol. 20, Pg. 1, 1966.
rabbit LD50 oral 8500ug/kg (8.5mg/kg)   "Pesticide Index," Frear, E.H., ed., State College, PA, College Science Pub., 1969Vol. 4, Pg. 333, 1969.
rabbit LD50 skin 14mg/kg (14mg/kg)   Special Publication of the Entomological Society of America. Vol. 78-1, Pg. 32, 1978.
rat LC50 inhalation 165mg/m3/4H (165mg/m3) BEHAVIORAL: TREMOR

BEHAVIORAL: MUSCLE CONTRACTION OR SPASTICITY)

LUNGS, THORAX, OR RESPIRATION: DYSPNEA
Egeszsegtudomany. Vol. 24, Pg. 173, 1980.
rat LD50 oral 8mg/kg (8mg/kg)   Guide to the Chemicals Used in Crop Protection. Vol. 6, Pg. 439, 1973.
rat LD50 skin 100mg/kg (100mg/kg)   World Review of Pest Control. Vol. 9, Pg. 119, 1970.
rat LD50 unreported 8mg/kg (8mg/kg)   "Chemistry of Pesticides," Melnikov, N.N., New York, Springer-Verlag New York, Inc., 1971Vol. -, Pg. 362, 1971.

Isopropyl diethyldithiophosphorylacetamide Consensus Reports

EPA Extremely Hazardous Substances List.

Isopropyl diethyldithiophosphorylacetamide Safety Profile

A poison by ingestion, inhalation, and skin contact. An insecticide. When heated to decomposition it emits very toxic NOx, POx, and SOx.
Hazard Codes:  T+ Very
Risk Statements:  27/28-52/53
R27/28:Very toxic in contact with skin and if swallowed.
R52/53:Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
Safety Statements: 28-36/37-45-61
S28:After contact with skin, wash immediately with plenty of soap-suds. 
S36/37:Wear suitable protective clothing and gloves. 
S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) 
S61:Avoid release to the environment. Refer to special instructions / safety data sheets.
RIDADR:  2783
HazardClass:  6.1(a)
PackingGroup:  I

Isopropyl diethyldithiophosphorylacetamide Specification

1.Removal in wastewater treatment of Isopropyl diethyldithiophosphorylacetamide (CAS NO.2275-18-5):
Total removal:2.44  percent
Total biodegradation:0.10  percent
Total sludge adsorption:2.34  percent
Total to air:0.00  percent
(using 10000 hr Bio P,A,S)
2.Reactivity profile
 Isopropyl diethyldithiophosphorylacetamide (CAS NO.2275-18-5) is susceptible to formation of highly toxic and flammable phosphine gas in the presence of strong reducing agents.

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