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Analytical ReagentsAvailable on request

Fonofos

Synonyms: Dyfonate · Difonate · Stauffer N 2790 · Stauffer N2790

CAS No.944-22-9
FormulaC10H15OPS2
Mol. weight246.30
Catalogue No.VQ-040131
PurityOn COA
HSN—

Fonofos (CAS 944-22-9) – analytical reagent. C10H15OPS2, MW 246.3. Request a quote: COA, bulk packs and worldwide export. High-purity grade with batch COA.

Pack sizesPrice on quotation · bulk available
100 mg
250 mg
1 g
5 g
Bulk / custom pack · kg to MT
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Batch COA with every lot
16-section GHS SDS
Export to 120+ countries
DG-compliant packing

About Fonofos

Fonofos is an analytical reagent carrying the CAS registry number 944-22-9. The compound has the formula C10H15OPS2, corresponding to a molecular weight of 246.3 g/mol. Systematically, it is named ethoxy-ethyl-phenylsulfanyl-sulfanylidene-lambda5-phosphane. It is also known as Dyfonate or Difonate.

Keep the container tightly sealed and store it in a cool, dry area. Under GHS it is labelled “Danger”, so handle it with suitable PPE and consult the SDS.

Key uses span agrochemical formulations and laboratory analysis. Our customers for this product work in academic and industrial research and agrochemical production.

Available in 100 mg, 250 mg, 1 g and 5 g packs, Fonofos is dispatched with a Certificate of Analysis (COA) to destinations worldwide. A Safety Data Sheet (SDS) and technical specifications are available on request.

Typical applications

  • Agrochemical formulations
  • Laboratory analysis

Industries

Specifications & identifiers

Chemical identifiers
Product nameFonofos
Catalogue No.VQ-040131
CAS Number944-22-9
IUPAC nameethoxy-ethyl-phenylsulfanyl-sulfanylidene-lambda5-phosphane
Molecular formulaC10H15OPS2
Molecular weight246.3 g/mol
Exact mass246.0302
InChIKeyKVGLBTYUCJYMND-UHFFFAOYSA-N
SMILESCCOP(=S)(CC)SC1=CC=CC=C1
PubChem CID13676
Physical properties
Physical formOther
LogP (XLogP3)3.9
H-bond donors / acceptors0 / 3
TPSA66.6 Ų
SynonymsDyfonate, Difonate, Stauffer N 2790, Stauffer N2790, Dyfonate Tillam 1-4E, O-Ethyl S-phenyl ethylphosphonodithioate, OMS 410, ENT 25,796, O-Ethyl S-phenyl ethyldithiophosphonate, Ethylphosphonodithioic acid O-ethyl S-phenyl ester, Phosphonodithioic acid, ethyl-, O-ethyl S-phenyl ester

Safety & hazard information (GHS)

GHS06 Toxic
Toxic
GHS09 Environmental hazard
Environmental hazard

Signal word: Danger

Hazard statements

  • H300Fatal if swallowed
  • H310Fatal in contact with skin
  • H400Very toxic to aquatic life
  • H410Very toxic to aquatic life with long lasting effects

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

Frequently asked questions

What is the CAS number of Fonofos?

The CAS Registry Number of Fonofos is 944-22-9. It is also known as Dyfonate, Difonate, Stauffer N 2790.

What is the molecular formula and molecular weight of Fonofos?

Fonofos has the molecular formula C10H15OPS2 and a molecular weight of 246.3 g/mol. Its IUPAC name is ethoxy-ethyl-phenylsulfanyl-sulfanylidene-lambda5-phosphane.

Which grade and pack sizes of Fonofos can I order?

We supply Fonofos, 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 Fonofos?

Yes. Every lot of Fonofos 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 Fonofos be shipped internationally?

Yes. Fonofos 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.

Enquire about Fonofos

We reply within one business day with price, pack options, lead time and documentation.

By submitting you agree to our privacy policy. We never share your details.

Why buyers choose Vaqora

  • Batch-traceable lots with COA
  • R&D packs to multi-tonne supply
  • IATA / IMDG dangerous-goods packing
  • EXW, FOB, CIF, DAP Incoterms
  • Custom synthesis & sourcing
How ordering works

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