3,3′,5,5′-Tetraiodothyroacetic acid
3,3′,5,5′-Tetraiodothyroacetic acid (CAS 67-30-1), molecular formula 5, is a high-purity chemical supplied by Tech Serve Solutions for cell biology 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
- 4-(4-Hydroxy-3,5-diiodophenoxy)-3,5-diiodobenzeneacetic acid,Tetrac
- Synonyms
- 5′-Tetraiodothyroacetic acid67-30-1

| Molecular weight | 747.83 |
|---|---|
| Linear formula | C14H8O4I4 |
| Solubility | acetone: soluble19.60 - 20.40 mg/mL, clear, faintly yellow to yellow |
| Storage temperature | −20°C |
| Application | Studies in rats have reported that Tetrac may regulate TSH secretion under in vivo conditions1. |

Hazard statements
- H300Fatal if swallowed
Precautionary statements
- P264Wash thoroughly after handling
- P301IF SWALLOWED
| Protective equipment | Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 2811 6.1 / PGI |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T+ |
| Risk statements (R) | 28 |
| Safety statements (S) | 45 |
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 3,3′,5,5′-Tetraiodothyroacetic acid?
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3,3′,5,5′-Tetraiodothyroacetic acid (CAS 67-30-1), molecular formula 5, is a high-purity chemical supplied by Tech Serve Solutions for cell biology applications, to USP, BP and EP standards.
What grades of 3,3′,5,5′-Tetraiodothyroacetic acid does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3,3′,5,5′-Tetraiodothyroacetic 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′,5,5′-Tetraiodothyroacetic acid?
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3,3′,5,5′-Tetraiodothyroacetic acid has CAS number 67-30-1 and molecular formula 5. 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′,5,5′-Tetraiodothyroacetic 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′,5,5′-Tetraiodothyroacetic 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′,5,5′-Tetraiodothyroacetic acid be stored?
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Store 3,3′,5,5′-Tetraiodothyroacetic 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′,5,5′-Tetraiodothyroacetic acid used for?
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3,3′,5,5′-Tetraiodothyroacetic acid is used in cell biology 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′,5,5′-Tetraiodothyroacetic 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.
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