(E)-1-(1-Hydroxycyclohexyl)ethene-1,2-diboronic acid bis(pinacol) ester
(E)-1-(1-Hydroxycyclohexyl)ethene-1,2-diboronic acid bis(pinacol) ester (CAS: 264144-69-6) is an organoboron compound with the molecular formula C20H36B2O5. This white solid, with a melting point of 85-90 °C, is primarily utilised in organic synthesis. Its structure, featuring two pinacol boronate ester groups and a hydroxyl-functionalised cyclohexyl ring, makes it a valuable building block for creating complex molecules. It serves as a key intermediate in the development of novel chemical entities.
- IUPAC
- 1-(cis-1,2-Bis(4,4,5,5,-tetramethyl-1,3,2-dioxaborolan-2-yl))vinylcyclohexan-1-ol
- Synonyms
- (E)-1-(1-Hydroxycyclohexyl)ethene-1,2-diboronic acid bis(pinacol) ester1-(cis-1,2-Bis(4,4,5,5,-tetramethyl-1,3,2-dioxaborolan-2-yl))vinylcyclohexan-1-ol

Organic Synthesis Reagent
This compound acts as a versatile building block in complex organic synthesis. It is particularly useful in reactions involving the formation of carbon-carbon bonds through cross-coupling methodologies.
Intermediate in Pharmaceutical Research
Its unique structure with multiple reactive sites allows for its use in the synthesis of advanced pharmaceutical intermediates. These intermediates can be further elaborated into potential drug candidates.
Material Science Applications
The presence of boronate ester functionalities suggests potential applications in the development of novel materials. These could include polymers or functionalised surfaces where boron's properties are advantageous.
| Molecular weight | 378.12 |
|---|---|
| Linear formula | C6H10(OH)C(BO2C2(CH3)4)CH(BO2C2(CH3)4) |
| Melting point | 85-90 °C(lit.) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
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 (E)-1-(1-Hydroxycyclohexyl)ethene-1,2-diboronic acid bis(pinacol) ester used for?
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This compound is primarily used as a reagent in organic synthesis and as an intermediate in pharmaceutical research and potentially in material science applications.
What are the CAS number and formula for this product?
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The CAS number is 264144-69-6. The linear formula is C6H10(OH)C(BO2C2(CH3)4)CH(BO2C2(CH3)4).
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this product as a research-grade chemical. We do not represent it as USP, BP, EP, or any other pharmacopoeia grade unless explicitly stated otherwise in the product specifications.
What are the safety and handling recommendations?
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This product requires the use of eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is recommended. It is classified under WGK Germany 3, indicating it is hazardous to water.
How is this chemical packed and shipped?
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This chemical is carefully packed to ensure stability during transit and is exported globally by Tech Serve Solutions, adhering to all relevant shipping regulations.
How can I request a sample or a quote?
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You can request a sample or a quote by contacting our sales team through the website or by calling our customer service line.
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