Tech Serve Solutions

3,3′-Thiodipropionic acid

CAS 111-17-1S(CH2CH2COOH)2Chemical Synthesis

3,3′-Thiodipropionic acid (CAS 111-17-1), molecular formula S(CH2CH2COOH)2, 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
Bis(2-carboxyethyl) sulfide
3,3′-Thiodipropionic acid
Building BlocksCarbonyl CompoundsCarboxylic AcidsChemical Synthesis
01 /Properties
Molecular weight178.21
Linear formulaS(CH2CH2COOH)2
Assay97%
Melting point131-134 °C(lit.)
02 /Safety & handling
Harmful / irritant
Harmful / irritant
Warning

Hazard statements

  • H319Causes serious eye irritation

Precautionary statements

  • P305IF IN EYES
Protective equipmentdust mask type N95 (US), Eyeshields, Gloves
Flash point128 °C / 262.4 °F
Water hazard class (WGK, DE)2
Hazard codes (EU)Xi
Risk statements (R)36
Safety statements (S)26

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

03 /Identifiers & registry
CAS number
111-17-1
MDL number
MFCD00002781
PubChem substance
24900099
Beilstein registry
1210299
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 3,3′-Thiodipropionic acid?

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3,3′-Thiodipropionic acid (CAS 111-17-1), molecular formula S(CH2CH2COOH)2, is a high-purity chemical supplied by Tech Serve Solutions for chemical synthesis applications, to USP, BP and EP standards.

What grades of 3,3′-Thiodipropionic acid does Tech Serve Solutions supply?

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Tech Serve Solutions supplies 3,3′-Thiodipropionic acid 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 3,3′-Thiodipropionic acid?

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3,3′-Thiodipropionic acid has CAS number 111-17-1 and molecular formula S(CH2CH2COOH)2. Full specifications appear in the table above and in the Certificate of Analysis.

What is the typical minimum order quantity and lead time for 3,3′-Thiodipropionic acid?

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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 3,3′-Thiodipropionic acid 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 3,3′-Thiodipropionic acid be stored?

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Store 3,3′-Thiodipropionic acid 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 3,3′-Thiodipropionic acid used for?

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3,3′-Thiodipropionic acid 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 3,3′-Thiodipropionic acid?

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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 3,3′-Thiodipropionic acid in a specific grade or volume?

Request a quote