Demeton-S-methyl Sulfoxide

Name: Demeton-S-methyl Sulfoxide
Brand: Vaqora Chemicals
SKU: VQ-050184

About Demeton-S-methyl Sulfoxide

Demeton-S-methyl Sulfoxide is an organic building block carrying the CAS registry number 301-12-2. The compound has the formula C6H15O4PS2, corresponding to a molecular weight of 246.3 g/mol. Systematically, it is named 1-dimethoxyphosphorylsulfanyl-2-ethylsulfinylethane. Common synonyms include Oxydemeton methyl and Metasystox R.

Keep the container tightly sealed and store it in a cool, dry area. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

Typical applications include organic synthesis and API synthesis. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Demeton-S-methyl Sulfoxide in 100 mg, 250 mg, 1 g and 5 g packs, each shipped with a Certificate of Analysis (COA), and exports worldwide. A Safety Data Sheet (SDS) and technical specifications are available on request.

Typical applications

Organic synthesis
API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Demeton-S-methyl Sulfoxide
Catalogue No.	VQ-050184
CAS Number	301-12-2
IUPAC name	1-dimethoxyphosphorylsulfanyl-2-ethylsulfinylethane
Molecular formula	C₆H₁₅O₄PS₂
Molecular weight	246.3 g/mol
Exact mass	246.0149
InChIKey	PMCVMORKVPSKHZ-UHFFFAOYSA-N
SMILES	CCS(=O)CCSP(=O)(OC)OC
PubChem CID	4618

Physical properties
Physical form	Other
LogP (XLogP3)	-0.7
H-bond donors / acceptors	0 / 6
TPSA	97.1 Å²
Synonyms	Oxydemeton methyl, Metasystox R, Metaisosystox sulfoxide, Methyl oxydemeton S, Oxydemetonmethyl, Aimco systox, Metasystemox R, Metasytox R, Metaisosystoxsulfoxide, Oxydemeton M, Oxydemeton-metile

Safety & hazard information (GHS)

Toxic

Environmental hazard

Signal word: Danger

Hazard statements

H301Toxic if swallowed
H311Toxic in contact with skin
H400Very toxic to aquatic life

Precautionary statements: P262, P264, P270, P273, P280, P301 + P316, P302 + P352, P316, P321, P330, P361 + P364, P391, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Demeton-S-methyl Sulfoxide?

The CAS Registry Number of Demeton-S-methyl Sulfoxide is 301-12-2. It is also known as Oxydemeton methyl, Metasystox R, Metaisosystox sulfoxide.

What is the molecular formula and molecular weight of Demeton-S-methyl Sulfoxide?

Demeton-S-methyl Sulfoxide has the molecular formula C6H15O4PS2 and a molecular weight of 246.3 g/mol. Its IUPAC name is 1-dimethoxyphosphorylsulfanyl-2-ethylsulfinylethane.

Which grade and pack sizes of Demeton-S-methyl Sulfoxide can I order?

We supply Demeton-S-methyl Sulfoxide, in 100 mg, 250 mg, 1 g, 5 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Demeton-S-methyl Sulfoxide?

Yes. Every lot of Demeton-S-methyl Sulfoxide is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Demeton-S-methyl Sulfoxide be shipped internationally?

Yes. Demeton-S-methyl Sulfoxide is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.