Tech Serve Solutions

S,S′-Trimethylene di(p-toluenethiosulfonate)

CAS 3866-79-3CH3C6H4SO2SCH2CH2CH2SSO2C6H4CH3Chemical Synthesis

S,S′-Trimethylene di(p-toluenethiosulfonate) (CAS 3866-79-3), molecular formula CH3C6H4SO2SCH2CH2CH2SSO2C6H4CH3, is a high-purity chemical supplied by Tech Serve Solutions for chemical synthesis applications, to pharmacopoeia specification (USP, BP, EP). Every batch is tested and ships with a Certificate of Analysis; MSDS and technical data sheets are available on request. Tech Serve Solutions has supplied laboratory reagents, fine chemicals and pharmaceutical intermediates worldwide since 1998.

IUPAC
1,3-Di(p-tosylthio)propane,1,3-Propanediyl di(thiotosylate),Trimethylene di(thiotosylate)
S,S′-Trimethylene di(p-toluenethiosulfonate)
Building BlocksChemical SynthesisOrganic Building BlocksSulfur CompoundsTosylates
01 /Properties
Molecular weight416.60
Linear formulaCH3C6H4SO2SCH2CH2CH2SSO2C6H4CH3
Assay≥97.0% (HPLC)
Melting point64-67 °C
02 /Safety & handling
Protective equipmentEyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
Water hazard class (WGK, DE)3

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

03 /Identifiers & registry
CAS number
3866-79-3
MDL number
MFCD00014918
Beilstein registry
2020157
04 /Quality & supply

Documentation

Supplied to USP, BP and EP standards. Every batch ships with a Certificate of Analysis (assay, identity, purity); MSDS and technical data sheets are available on request.

Supply & logistics

Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.

05 /Frequently asked questions

What is S,S′-Trimethylene di(p-toluenethiosulfonate)?

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S,S′-Trimethylene di(p-toluenethiosulfonate) (CAS 3866-79-3), molecular formula CH3C6H4SO2SCH2CH2CH2SSO2C6H4CH3, is a high-purity chemical supplied by Tech Serve Solutions for chemical synthesis applications, to USP, BP and EP standards.

What grades of S,S′-Trimethylene di(p-toluenethiosulfonate) does Tech Serve Solutions supply?

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Tech Serve Solutions supplies S,S′-Trimethylene di(p-toluenethiosulfonate) in USP, BP, EP and reagent/AR grades. Custom specifications for nutraceutical or specialty pharmaceutical applications are available — contact our technical sales team.

What is the CAS number and molecular formula of S,S′-Trimethylene di(p-toluenethiosulfonate)?

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S,S′-Trimethylene di(p-toluenethiosulfonate) has CAS number 3866-79-3 and molecular formula CH3C6H4SO2SCH2CH2CH2SSO2C6H4CH3. Full specifications appear in the table above and in the Certificate of Analysis.

What is the typical minimum order quantity and lead time for S,S′-Trimethylene di(p-toluenethiosulfonate)?

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Sample quantities are available for technical evaluation; bulk MOQ depends on grade and packaging. In-stock material typically ships in 7–10 working days; custom-spec orders take 3–4 weeks. Tech Serve Solutions ships worldwide with full export documentation.

Do you provide a Certificate of Analysis (CoA) with each shipment?

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Yes. Every batch of S,S′-Trimethylene di(p-toluenethiosulfonate) ships with a Certificate of Analysis covering assay, identity and purity tests, plus pharmacopoeia conformance where applicable. MSDS and TDS documents are available on request before order placement.

How should S,S′-Trimethylene di(p-toluenethiosulfonate) be stored?

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Store S,S′-Trimethylene di(p-toluenethiosulfonate) in its original sealed container in a cool, dry place away from direct sunlight and incompatible materials, in line with the storage guidance on the Safety Data Sheet. Reseal between dispensings.

What is S,S′-Trimethylene di(p-toluenethiosulfonate) used for?

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S,S′-Trimethylene di(p-toluenethiosulfonate) is used in chemical synthesis applications across pharmaceutical, research and industrial settings. Our technical team can advise on suitability for your specific process.

How do I request a quote for S,S′-Trimethylene di(p-toluenethiosulfonate)?

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Request a quote with your required grade, quantity and destination via https://www.techservesolutions.in/contact or email info@techservesolutions.in. We respond with specifications, a Certificate of Analysis and pricing.

Need S,S′-Trimethylene di(p-toluenethiosulfonate) in a specific grade or volume?

Request a quote