3-Iodophenylboronic acid pinacol ester
3-Iodophenylboronic acid pinacol ester (CAS: 408492-28-4) is an organoboron compound with the molecular formula C12H16BIO2 and a molecular weight of 329.97. It serves as a valuable building block in organic synthesis, particularly in cross-coupling reactions. Its applications span the synthesis of complex organic molecules, including pharmaceuticals and advanced materials, where the introduction of an iodophenyl moiety is required.
- IUPAC
- 2-(3-Iodophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
- Synonyms
- 2-(3-Iodophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane

Suzuki-Miyaura Coupling Reactions
This compound is frequently employed as a coupling partner in Suzuki-Miyaura reactions, enabling the formation of carbon-carbon bonds. It facilitates the synthesis of biaryl compounds and other complex structures.
Pharmaceutical Intermediate Synthesis
It acts as a key intermediate in the synthesis of various pharmaceutical agents. The iodophenyl group can be further functionalized or incorporated into drug candidates.
Materials Science
Utilised in the development of new materials, such as organic light-emitting diodes (OLEDs) and other advanced functional materials where precise molecular architecture is critical.
Organic Synthesis Reagent
Serves as a versatile reagent in general organic synthesis for introducing the 3-iodophenyl group into target molecules through various synthetic strategies.
| Molecular weight | 329.97 |
|---|---|
| Empirical formula | C12H16BIO2 |
| Assay | 97% |
| Melting point | 70-75 °C |

Hazard statements
- H302Harmful if swallowed
- H413May cause long-lasting harmful effects to aquatic life
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22 |
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-Iodophenylboronic acid pinacol ester used for?
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3-Iodophenylboronic acid pinacol ester is primarily used as a building block in organic synthesis, particularly in Suzuki-Miyaura cross-coupling reactions for creating carbon-carbon bonds, and as an intermediate in the synthesis of pharmaceuticals and advanced materials.
What is the CAS number and chemical formula for 3-Iodophenylboronic acid pinacol ester?
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The CAS number is 408492-28-4, and the chemical formula is C12H16BIO2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3-Iodophenylboronic acid pinacol ester with an assay of 97%. TSS does not represent this product as USP, BP, EP or other pharmacopoeial grades.
What are the safety and handling precautions for this chemical?
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This compound is classified as harmful if swallowed (H302) and may cause long lasting harmful effects to aquatic life (H413). It is recommended to use a dust mask type N95 (US), safety eyeshields, and gloves during handling. Ensure good ventilation.
How is 3-Iodophenylboronic acid pinacol ester packed and exported?
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Tech Serve Solutions packs and exports chemicals adhering to international shipping regulations, ensuring safe transit for research and industrial use worldwide.
How can I request a quote or sample?
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To request a quote or a sample of 3-Iodophenylboronic acid pinacol ester, please use the contact form on our website or contact our sales team directly.
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