4-(4′-Isopentyloxyphenyl)phenylboronic acid
4-(4′-Isopentyloxyphenyl)phenylboronic acid (CAS: 1072951-81-5; Formula: C17H21BO3; Molar Mass: 284.16 g/mol) is a valuable organoboron compound. Supplied by Tech Serve Solutions with an assay of ≥95%, it functions as a key building block in organic synthesis, particularly in cross-coupling reactions. Its specific structure makes it useful in the development of advanced materials and complex organic molecules.
- IUPAC
- 4-(4-Isoamyloxyphenyl)phenylboronic acid

Suzuki-Miyaura Coupling Reagent
This boronic acid derivative is extensively employed as a coupling partner in Suzuki-Miyaura reactions. It enables the formation of carbon-carbon bonds, facilitating the synthesis of biaryl compounds and other complex organic architectures.
Organic Synthesis Intermediate
Utilised as a versatile intermediate in the multi-step synthesis of fine chemicals and active pharmaceutical ingredients. Its phenylboronic acid moiety allows for targeted functionalisation in various synthetic pathways.
Materials Science Research
The unique electronic and structural properties of compounds derived from this boronic acid lend themselves to applications in materials science. It can be incorporated into the synthesis of novel polymers, liquid crystals, and organic electronic materials.
| Molecular weight | 284.16 |
|---|---|
| Empirical formula | C17H21BO3 |
| Assay | ≥95% |
| Melting point | 214-220 °C |
| 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 4-(4′-Isopentyloxyphenyl)phenylboronic acid used for?
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It is primarily used as a reagent in Suzuki-Miyaura cross-coupling reactions for the synthesis of biaryl compounds and as a versatile intermediate in organic synthesis and materials science research.
What are the CAS number and formula for 4-(4′-Isopentyloxyphenyl)phenylboronic acid?
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The CAS number is 1072951-81-5 and the empirical formula (Hill notation) is C17H21BO3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-(4′-Isopentyloxyphenyl)phenylboronic acid with an assay of ≥95%. We do not represent this product as USP, BP, or EP grade.
What are the main safety hazards associated with this compound?
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This compound may cause skin irritation, serious eye irritation, and respiratory irritation. It is important to use appropriate personal protective equipment, including eyeshields, gloves, and a type N95 (US) or type P1 (EN143) respirator filter.
How is this chemical supplied and exported by Tech Serve Solutions?
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Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals. This product is available for purchase and export, subject to relevant regulations.
How can I request a sample or a quote for 4-(4′-Isopentyloxyphenyl)phenylboronic acid?
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Please contact our sales department directly via our website or by phone to request a sample or obtain a quotation for this product.
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