3-Bromo-5-iodobenzoic acid
3-Bromo-5-iodobenzoic acid (CAS: 188815-32-9; Formula: BrC6H3(I)CO2H) is a halogenated aromatic carboxylic acid. With a molecular weight of 326.91 g/mol, this compound serves as a valuable building block in organic synthesis. Its utility lies in its potential for further functionalization through reactions involving the carboxylic acid group or the aryl halides, making it a versatile intermediate in the development of complex molecules for research and development purposes.

Organic Synthesis Intermediate
This compound is employed as a key intermediate in complex organic syntheses. The presence of both bromine and iodine atoms on the benzene ring, along with the carboxylic acid functionality, allows for diverse synthetic transformations.
Pharmaceutical Research
As a functionalized aromatic building block, 3-Bromo-5-iodobenzoic acid can be utilised in the early stages of drug discovery and development. It provides a scaffold for the synthesis of novel biologically active compounds.
Materials Science
The compound's structure may lend itself to applications in materials science, potentially being incorporated into polymers or other advanced materials where specific electronic or physical properties are desired.
| Molecular weight | 326.91 |
|---|---|
| Linear formula | BrC6H3(I)CO2H |
| Assay | 97% |
| Melting point | 219-221 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets 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-Bromo-5-iodobenzoic acid used for?
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3-Bromo-5-iodobenzoic acid is primarily used as a building block in organic synthesis, particularly in the pharmaceutical and materials science sectors for developing new compounds and materials.
What is the CAS number and formula for 3-Bromo-5-iodobenzoic acid?
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The CAS number is 188815-32-9 and the linear formula is BrC6H3(I)CO2H.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3-Bromo-5-iodobenzoic acid with an assay of 97%. This product is intended for research and laboratory use and is not supplied as USP, BP, EP, or any other pharmacopoeia grade.
How should 3-Bromo-5-iodobenzoic acid be handled safely?
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Handle with appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, and gloves. Avoid breathing dust and ensure adequate ventilation. It is classified as causing skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335).
Is 3-Bromo-5-iodobenzoic acid a controlled substance?
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Based on the provided data, there is no indication that 3-Bromo-5-iodobenzoic acid is a controlled substance.
How is 3-Bromo-5-iodobenzoic acid packed and shipped?
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Products are carefully packed to ensure integrity during transit and are exported globally by Tech Serve Solutions, adhering to all relevant shipping regulations.
How can I request a quote or sample?
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To request a quote or a sample of 3-Bromo-5-iodobenzoic acid, please contact the Tech Serve Solutions sales team through the website or by phone.
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