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Analytical Reagents

Aspon

Available on request

Buy Aspon (CAS 3244-90-4) from Zemixal. Lab and bulk packs, batch COA, fast global delivery. Part of our Analytical Reagents range.

Pack sizes
Aspon chemical structure
CAS number3244-90-4
FormulaC12H28O5P2S2
Molar mass378.4 g/mol
InChIKeyIIDFEIDMIKSJSV-UHFFFAOYSA-N
IUPAC namedipropoxyphosphinothioyloxy-dipropoxy-sulfanylidene-lambda5-phosphane

About Aspon

Researchers and plant chemists source Aspon from Zemixal for routine and specialised work. For your records, the material is defined by CAS 3244-90-4, formula C12H28O5P2S2 and molar mass 378.4 g/mol.

Common uses in the lab and plant

  • Agrochemical formulations
  • Laboratory analysis

Storage and safety notes

Hazard communication follows GHS (Warning: H302, H312, H400 and H410). Our SDS lists exposure controls and first-aid measures.

Standard pack sizes are 100 mg, 250 mg, 1 g and 5 g, and custom quantities are quoted on request. Each lot travels with a batch certificate of analysis and a 16-section SDS. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Typical uses

  • Agrochemical formulations
  • Laboratory analysis

Applications

Specifications and identifiers

Specifications of Aspon
Product nameAspon
Catalogue numberZX-043563
CAS number3244-90-4
IUPAC namedipropoxyphosphinothioyloxy-dipropoxy-sulfanylidene-lambda5-phosphane
Molecular formulaC12H28O5P2S2
Molar mass378.4 g/mol
Exact mass378.0853
XLogP36
H-bond donors / acceptors0 / 7
Topological polar surface area110 Ų
InChIKeyIIDFEIDMIKSJSV-UHFFFAOYSA-N
SMILESCCCOP(=S)(OCCC)OP(=S)(OCCC)OCCC
PubChem CID18609
SynonymsStauffer asp-51, Tetra-n-propyl dithiopyrophosphate, O,O,O,O-Tetrapropyl dithiopyrophosphate, ASP 51, Tetrapropyl dithiopyrophosphate, ENT 16,894, Tetrapropyl thiodiphosphate, Thiopyrophosphoric acid, tetrapropyl ester, Tetrapropyl thiopyrophosphate, Thiodiphosphoric acid (((HO)2P(S))2O), tetrapropyl ester, Propyl thiopyrophosphate (((PrO)2P(S))2O), Thiopyrophosphoric acid (((HO)2PS)2O), tetrapropyl ester

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

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful
GHS09 Hazardous to the environment
Hazardous to the environment

Signal word Warning

  • H302Harmful if swallowed
  • H312Harmful in contact with skin
  • H400Very toxic to aquatic life
  • H410Very toxic to aquatic life with long lasting effects

Precautionary statements P264, P270, P273, P280, P301 + P317, P302 + P352, P317, P321, P330, P362 + P364, P391, 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 Aspon
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 Aspon

Which CAS number identifies Aspon?
Aspon is registered under CAS 3244-90-4. You may also see it listed as Stauffer asp-51, Tetra-n-propyl dithiopyrophosphate, O,O,O,O-Tetrapropyl dithiopyrophosphate. Our catalogue number for this item is ZX-043563.
What are the formula and molar mass of Aspon?
For Aspon, its formula is C12H28O5P2S2 and its molar mass is 378.4 g/mol. The systematic (IUPAC) name is dipropoxyphosphinothioyloxy-dipropoxy-sulfanylidene-lambda5-phosphane. InChIKey IIDFEIDMIKSJSV-UHFFFAOYSA-N lets you match it in any structure database.
What grade and pack sizes are available for Aspon?
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 Aspon?
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 Aspon to my country?
Yes. Because Aspon 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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