Tech Serve Solutions

3,5-Diiodosalicylic acid

CAS 133-91-5I2C6H2(OH)CO2HChemical Synthesis

3,5-Diiodosalicylic acid (CAS 133-91-5), molecular formula I2C6H2(OH)CO2H, 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-Hydroxy-3,5-diiodobenzoic acid,3,5-Diiodo-2-hydroxybenzoic acid
3,5-Diiodosalicylic acid
Building BlocksCarbonyl CompoundsCarboxylic AcidsChemical Synthesis
01 /Properties
Molecular weight389.91
Linear formulaI2C6H2(OH)CO2H
Assay99%
Melting point220-230 °C (dec.)(lit.)
02 /Safety & handling
Harmful / irritant
Harmful / irritant
Warning

Hazard statements

  • H302Harmful if swallowed
  • H312Harmful in contact with skin
  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H332Harmful if inhaled
  • H335May cause respiratory irritation

Precautionary statements

  • P261Avoid breathing dust, fume, gas or vapours
  • P280Wear protective gloves, clothing and eye/face protection
  • P305IF IN EYES
Protective equipmentdust mask type N95 (US), Eyeshields, Faceshields, Gloves
Water hazard class (WGK, DE)3
Hazard codes (EU)Xn
Risk statements (R)20/21/22-36/37/38
Safety statements (S)26-36

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

03 /Identifiers & registry
CAS number
133-91-5
MDL number
MFCD00002444
PubChem substance
24893385
Beilstein registry
2615358
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 3,5-Diiodosalicylic acid?

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3,5-Diiodosalicylic acid (CAS 133-91-5), molecular formula I2C6H2(OH)CO2H, is a high-purity chemical supplied by Tech Serve Solutions for chemical synthesis applications, to USP, BP and EP standards.

What grades of 3,5-Diiodosalicylic acid does Tech Serve Solutions supply?

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Tech Serve Solutions supplies 3,5-Diiodosalicylic 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 3,5-Diiodosalicylic acid?

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3,5-Diiodosalicylic acid has CAS number 133-91-5 and molecular formula I2C6H2(OH)CO2H. Full specifications appear in the table above and in the Certificate of Analysis.

What is the typical minimum order quantity and lead time for 3,5-Diiodosalicylic 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 3,5-Diiodosalicylic 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 3,5-Diiodosalicylic acid be stored?

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Store 3,5-Diiodosalicylic 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 3,5-Diiodosalicylic acid used for?

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3,5-Diiodosalicylic 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 3,5-Diiodosalicylic 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 3,5-Diiodosalicylic acid in a specific grade or volume?

Request a quote