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O,O-Diethyl S-methyl dithiophosphate

HCID 18682
NotesReactions
Basic informationOverviewNames & identifiersPropertiesSafety & regulationChemistry & industryRelated reactionsCompound notes
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Basic information

CAS
3288-58-2
Standard SMILES
CCOP(=S)(OCC)SC
InChIKey
MXSZXPYMTRBCQT-UHFFFAOYSA-N
Molecular formula
C5H13O2PS2
Average molar mass
200.3 g/mol
Monoisotopic mass
200.009459

Overview

O,o-diethyl s-methyl dithiophosphate is a solid.

Names & identifiers

Preferred name
O,O-Diethyl S-methyl dithiophosphate
IUPAC
diethoxy-methylsulfanyl-sulfanylidene-λ5-phosphane
English name
O,O-Diethyl S-methyl dithiophosphate
Molecular formula
C5H13O2PS2
Molecular weight
200.26

Names & synonyms

O,O-DIETHYL S-METHYL DITHIOPHOSPHATEO,O-diethyl S-methyl phosphorodithioateRCRA waste number U087HSDB 6064O,O-Diethyl-S-methyl-dithiophosphateUNII-V70A3DQJ01BRN 1704611Phosphorodithioic acid, O,O-diethyl S-methyl esterAI3-25993DTXSID20629574-01-00-01355 (Beilstein Handbook Reference)O,O-DIETHYL S-METHYL DITHIOPHOSPHATE [HSDB]
Show more names
Bayer-64037O,O-Diethyl S-methyl DithiophosphatDithiophosphoric acid O,O-diethyl S-methyl ester
ETHYL METHYL PHOSPHORODITHIOATE ((ETO)2(MES)PS)RefChem:167050DTXCID5038599Phosphorodithioic acid, O,Odiethyl Smethyl esterMETHYL ETHYL PHOSPHORODITHIOATE (ETO)-2(MES)PS3288-58-2V70A3DQJ01RCRA waste no. U087

Database identifiers

CAS
3288-58-2
PubChem CID
18682
DTXSID
DTXSID2062957

Properties

Computed structural properties

XLogP
2.4
Topological polar surface area
75.9 Ų
Hydrogen bond donors
0
Hydrogen bond acceptors
4
Rotatable bonds
5
Heavy atoms
10
Formal charge
0
Complexity
119

Experimental & physicochemical properties

Chemical ClassesOther Classes -> Organophosphates, Other
Physical Description · 2 items

O,o-diethyl s-methyl dithiophosphate is a solid.

Solid; [CAMEO]

Physicochemical properties

Boiling point
63.5 · 63.5-64 °C(Press: 0.08 Torr)
Density
1.1951 g/cm3 · 1.1951 g/cm3
EWG's Food Scores
1 · 1
FDA UNII
70 A3DQJ01 · V70A3DQJ01
EPA Substance Registry System
O,O-Diethyl S-methyl dithiophosphate (3288-58-2)
Hazardous Substances Data
3288 · 3288-58-2(Hazardous Substances Data)

Safety & regulation

Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.

Hazard information

Regulatory InformationThe New Jersey Worker and Community Right to Know Act requires public and private employers to provide information about hazardous substances at their workplaces. (N.J.S.A. 34:5A-1 et. seq.)
DOT LabelClass 9
Fire HazardsExcerpt from ERG Guide 171 [Substances (Low to Moderate Hazard)]:
Health HazardsExcerpt from ERG Guide 171 [Substances (Low to Moderate Hazard)]:
Hazards SummaryEmergency treatment: Organophosphates; [HSDB]
Reactive GroupEsters, Sulfate Esters, Phosphate Esters, Thiophosphate Esters, and Borate Esters
Special ReportsWHO; Diseases Caused by Phosphorus and Its Toxic Compounds; Early Detection of Occupational Diseases pg 53-62 (1986). Review of diseases and health related effects resulting from exposure to phosphorus or phosphorus cmpd.
RCRA Requirements · 1 item

U087; As stipulated in 40 CFR 261.33, when O,O-diethyl S-methyl dithiophosphate as a commercial chemical product or manufacturing chemical intermediate or an off-specification commercial chemical product or a manufacturing chemical intermediate, becomes a waste, it must be managed according to Federal and/or State hazardous waste regulations. Also defined as a hazardous waste is any residue, contaminated soil, water, or other debris resulting from the cleanup of a spill, into water or on dry land, of this waste. Generators of small quantities of this waste may qualify for partial exclusion from hazardous waste regulations (40 CFR 261.5).

TSCA Requirements · 1 item

Pursuant to section 8(d) of TSCA, EPA promulgated a model Health and Safety Data Reporting Rule. The section 8(d) model rule requires manufacturers, importers, and processors of listed chemical substances and mixtures to submit to EPA copies and lists of unpublished health and safety studies. Phosphorodithioic acid, O,O-diethyl-S-methyl ester is included on this list.

Chemistry & industry

Pharmacology

Absorption, Distribution and ExcretionMost organophosphate compounds are ... absorbed from skin, conjunctiva, gastrointestinal tract, & lung. /Organophosphate compounds/

Uses & manufacturing

UsesInsecticidal, acaricidal, and fungicidal properties; Useful as intermediate in organic synthesis; [EPA OHM/TADS]
Applications · 2 items

DescriptionO,O-Diethyl-S-methyl phosphorodithioate isan organophosphate and the methyl derivative of O,Odiethyl dithiophosphoric acid. The compound has partlyinsecticidal, acaricidal, and fungicidal activity and is usefulas an intermediate for organic synthesis.

General DescriptionSolid.

Upstream & downstream products

Upstream raw materials

DIETHYL DITHIOPHOSPHATE, POTASSIUM SALTMethyl thiocyanateIodomethane

Suppliers2 total

湖北瑞玛标物科技有限公司15787879035 15787875101 · [email protected]
TLC梯尔希(南京)药物研发有限公司18012923235 · [email protected]

Related reactions

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Compound notes

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On this pageBasic informationOverviewNames & identifiersPropertiesSafety & regulationChemistry & industryRelated reactionsCompound notes
UNII
V70A3DQJ01
Nikkaji
J7.712G
Reactivity Profile · 1 item

Organothiophosphates, such as O,O-DIETHYL S-METHYL DITHIOPHOSPHATE, are susceptible to formation of highly toxic and flammable phosphine gas in the presence of strong reducing agents such as hydrides. Partial oxidation by oxidizing agents may result in the release of toxic phosphorus oxides.

Air and Water ReactionsNo rapid reaction with air. No rapid reaction with water.
EPA Hazardous Waste NumberU087; A toxic waste when a discarded commercial chemical product or manufacturing chemical intermediate or an off-specification commercial chemical product or manufacturing chemical intermediate.

Safety & protection

Fire FightingExcerpt from ERG Guide 171 [Substances (Low to Moderate Hazard)]:
First AidExcerpt from ERG Guide 171 [Substances (Low to Moderate Hazard)]:
Nonfire Spill ResponseExcerpt from ERG Guide 171 [Substances (Low to Moderate Hazard)]:
Disposal Methods · 2 items

Generators of waste (equal to or greater than 100 kg/mo) containing this contaminant, EPA hazardous waste number U087, must conform with USEPA regulations in storage, transportation, treatment and disposal of waste.

A potential candidate for liquid injection incineration at a temperature range of 650 to 1,600 °C and a residence time of 0.1 to 2 seconds. A potential candidate for rotary kiln incineration at a temperature range of 820 to 1,600 °C and residence times of seconds for liquids and gases, and hours for solids. A potential candidate for fluidized bed incineration at a temperature range of 450 to 980 °C and residence times of seconds for liquids and gases, and longer for solids.

Isolation and EvacuationExcerpt from ERG Guide 171 [Substances (Low to Moderate Hazard)]:
Personal Protective Equipment (PPE) · 2 items

Excerpt from ERG Guide 171 [Substances (Low to Moderate Hazard)]:

Respiratory protection (supplied-air respirator with full facepiece or self-contained breathing apparatus) should be available where these compounds are manufactured or used and should be worn in case of emergency and overexposure. /Phosphorus compounds/

Toxicology

Adverse EffectsOther Poison - Organophosphate
Human Toxicity ExcerptsOrganophosphorus cmpd can produce dermal irritation but most are weak sensitizers. /Organophosphate cmpd/

Regulatory information

RCRA Requirements · 1 item

U087; As stipulated in 40 CFR 261.33, when O,O-diethyl S-methyl dithiophosphate as a commercial chemical product or manufacturing chemical intermediate or an off-specification commercial chemical product or a manufacturing chemical intermediate, becomes a waste, it must be managed according to Federal and/or State hazardous waste regulations. Also defined as a hazardous waste is any residue, contaminated soil, water, or other debris resulting from the cleanup of a spill, into water or on dry land, of this waste. Generators of small quantities of this waste may qualify for partial exclusion from hazardous waste regulations (40 CFR 261.5).

TSCA Requirements · 1 item

Pursuant to section 8(d) of TSCA, EPA promulgated a model Health and Safety Data Reporting Rule. The section 8(d) model rule requires manufacturers, importers, and processors of listed chemical substances and mixtures to submit to EPA copies and lists of unpublished health and safety studies. Phosphorodithioic acid, O,O-diethyl-S-methyl ester is included on this list.

CERCLA Reportable Quantities · 1 item

Persons in charge of vessels or facilities are required to notify the National Response Center (NRC) immediately, when there is a release of this designated hazardous substance, in an amount equal to or greater than its reportable quantity of 5,000 lb or 2,270 kg. The toll free number of the NRC is (800) 424-8802; In the Washington D.C. metropolitan area (202) 426-2675. The rule for determining when notification is required is stated in 40 CFR 302.4 (section IV. D.3.b).

Safety data

Hazardous Substances Data
3288-58-2(Hazardous Substances Data)