5-Cyanothiophene-2-boronic acid MIDA ester
5-Cyanothiophene-2-boronic acid MIDA ester (CAS: 26734-08-7; Formula: C10H9BN2O4S; MW: 264.07 g/mol) is a heteroaryl MIDA boronate primarily utilised in organic synthesis. Its structure, featuring a thiophene ring functionalised with both a cyano group and a boronic acid MIDA ester, makes it a valuable building block. This compound is employed in cross-coupling reactions, enabling the formation of new carbon-carbon bonds and facilitating the construction of complex molecular architectures for research and development purposes.

Organic Synthesis Building Block
Utilised as a key intermediate in the synthesis of complex organic molecules, particularly those containing a thiophene core. Its MIDA ester protected boronic acid moiety allows for controlled participation in various cross-coupling reactions.
Cross-Coupling Reactions
Facilitates Suzuki-Miyaura coupling and other palladium-catalysed reactions, enabling the efficient formation of C-C bonds with diverse organic halides and pseudohalides.
Medicinal Chemistry Research
Serves as a versatile reagent in drug discovery programmes, aiding in the synthesis of novel pharmacologically active compounds with potential therapeutic applications.
Materials Science
Can be incorporated into the synthesis of advanced materials, such as organic semiconductors and polymers, where the thiophene unit contributes to desirable electronic or optical properties.
| Molecular weight | 264.07 |
|---|---|
| Empirical formula | C10H9BN2O4S |
| Assay | 97% |
| Melting point | 216-218 °C |
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 5-Cyanothiophene-2-boronic acid MIDA ester primarily used for?
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5-Cyanothiophene-2-boronic acid MIDA ester is primarily used as a versatile building block in organic synthesis, particularly for cross-coupling reactions to construct complex molecules, and in medicinal chemistry research.
What is the CAS number and chemical formula for 5-Cyanothiophene-2-boronic acid MIDA ester?
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The CAS number is 26734-08-7 and the chemical formula is C10H9BN2O4S.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 5-Cyanothiophene-2-boronic acid MIDA ester with a purity of 97% (assay). This product is supplied for research and laboratory use and is not represented as USP, BP, EP, or other pharmacopoeia grades.
What are the safety and handling recommendations for this compound?
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This compound is classified with a WGK Germany of 3, indicating a high hazard. Handle with appropriate personal protective equipment in a well-ventilated area to avoid contact and inhalation. Consult the Safety Data Sheet (SDS) for detailed hazard information and handling procedures.
Can Tech Serve Solutions export this chemical?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including 5-Cyanothiophene-2-boronic acid MIDA ester, adhering to all relevant shipping regulations.
How can I request a quote or sample for 5-Cyanothiophene-2-boronic acid MIDA ester?
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To request a quote or a sample, please visit the Tech Serve Solutions website and use the product inquiry form, or contact our sales department directly.
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