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Analytical Reagents

Demeton-S

Available on request

Demeton-S (CAS 126-75-0) supplier Zemixal. Request a quote with price, lead time and documents. Ships from India to 120+ countries.

Pack sizes
Demeton-S chemical structure
CAS number126-75-0
FormulaC8H19O3PS2
Molar mass258.3 g/mol
InChIKeyGRPRVIYRYGLIJU-UHFFFAOYSA-N
IUPAC name1-diethoxyphosphorylsulfanyl-2-ethylsulfanylethane

About Demeton-S

Demeton-S sits in our analytical Reagents section and ships worldwide from stock or short lead time. Key data: CAS 126-75-0, formula C8H19O3PS2 and molar mass 258.3 g/mol.

Where it is used

  • Agrochemical formulations
  • Laboratory analysis

Safe handling

Classified under GHS with signal word Danger and hazard statements H300 and H310. Read the SDS before first use.

Available as 100 mg, 250 mg, 1 g and 5 g. Larger or split packs can be arranged. Each lot travels with a batch certificate of analysis and a 16-section SDS. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Typical uses

  • Agrochemical formulations
  • Laboratory analysis

Applications

Specifications and identifiers

Specifications of Demeton-S
Product nameDemeton-S
Catalogue numberZX-042817
CAS number126-75-0
IUPAC name1-diethoxyphosphorylsulfanyl-2-ethylsulfanylethane
Molecular formulaC8H19O3PS2
Molar mass258.3 g/mol
Exact mass258.0513
XLogP32.3
H-bond donors / acceptors0 / 5
Topological polar surface area86.1 Ų
InChIKeyGRPRVIYRYGLIJU-UHFFFAOYSA-N
SMILESCCOP(=O)(OCC)SCCSCC
PubChem CID24723
SynonymsDemetonthiol, Thiol systox, PO-Systox, Demeton-S [ISO], Mercaptofos teolovy, IS [Pesticide], Diethyl S-(2-ethioethyl)thiophosphate, IS (pesticide), O,O-Diethyl S-(2-eththioethyl)phosphorothioate, O,O-Dietyl-S-2-etylmerkaptoetyltiofosfat, Phosphorothioic acid, O,O-diethyl S-[2-(ethylthio)ethyl] ester, O,O-Diethyl S-ethyl-2-ethylmercaptophosphorothiolate

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS06 Acute toxicity
Acute toxicity

Signal word Danger

  • H300Fatal if swallowed
  • H310Fatal in contact with skin

Precautionary statements P262, P264, P270, P280, P301 + P316, P302 + P352, P316, P321, P330, P361 + P364, P405, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Demeton-S
100 mgQuoted on request
250 mgQuoted on request
1 gQuoted on request
5 gQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Demeton-S

Which CAS number identifies Demeton-S?
Demeton-S is registered under CAS 126-75-0. You may also see it listed as Demetonthiol, Thiol systox, PO-Systox. Our catalogue number for this item is ZX-042817.
What are the formula and molar mass of Demeton-S?
For Demeton-S, its formula is C8H19O3PS2 and its molar mass is 258.3 g/mol. The systematic (IUPAC) name is 1-diethoxyphosphorylsulfanyl-2-ethylsulfanylethane. InChIKey GRPRVIYRYGLIJU-UHFFFAOYSA-N lets you match it in any structure database.
What grade and pack sizes are available for Demeton-S?
The grade and assay are confirmed on the quotation and the batch COA. Standard packs are 100 mg, 250 mg, 1 g, 5 g. Larger quantities and custom packing can be quoted on request.
Which documents come with Demeton-S?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Demeton-S to my country?
Yes. Because Demeton-S is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.
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MW
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