1,3,4-Thiadiazole-2,5-dithiol dipotassium salt
1,3,4-Thiadiazole-2,5-dithiol dipotassium salt (CAS 4628-94-8), molecular formula C2K2N2S3, 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
- 2,5-Dimercapto-1,3,4-thiadiazole dipotassium salt,Bismuthiol I dipotassium salt,Bismuththiol I dipotassium salt
- Synonyms
- 5-dithiol dipotassium salt4628-94-8

| Molecular weight | 226.43 |
|---|---|
| Empirical formula | C2K2N2S3 |
| Assay | 98% |
| Application | 1,3,4-thiadiazole-2,5-dithiol (Bismuthiol I) was used in determination of tellurium in indium phosphide doped with cadmium telluride by electrothermal atomic absorption spectrometry1. |
| Melting point | 274-276 °C (dec.)(lit.) |
| Protective equipment | Eyeshields, 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.
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.
What is 1,3,4-Thiadiazole-2,5-dithiol dipotassium salt?
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1,3,4-Thiadiazole-2,5-dithiol dipotassium salt (CAS 4628-94-8), molecular formula C2K2N2S3, is a high-purity chemical supplied by Tech Serve Solutions for chemical synthesis applications, to USP, BP and EP standards.
What grades of 1,3,4-Thiadiazole-2,5-dithiol dipotassium salt does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1,3,4-Thiadiazole-2,5-dithiol dipotassium salt 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 1,3,4-Thiadiazole-2,5-dithiol dipotassium salt?
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1,3,4-Thiadiazole-2,5-dithiol dipotassium salt has CAS number 4628-94-8 and molecular formula C2K2N2S3. Full specifications appear in the table above and in the Certificate of Analysis.
What is the typical minimum order quantity and lead time for 1,3,4-Thiadiazole-2,5-dithiol dipotassium salt?
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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 1,3,4-Thiadiazole-2,5-dithiol dipotassium salt 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 1,3,4-Thiadiazole-2,5-dithiol dipotassium salt be stored?
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Store 1,3,4-Thiadiazole-2,5-dithiol dipotassium salt 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 1,3,4-Thiadiazole-2,5-dithiol dipotassium salt used for?
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1,3,4-Thiadiazole-2,5-dithiol dipotassium salt 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 1,3,4-Thiadiazole-2,5-dithiol dipotassium salt?
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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.
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