4-Hydroxyphenylboronic acid
4-Hydroxyphenylboronic acid (CAS 71597-85-8), molecular formula HOC6H4B(OH)2, is a high-purity chemical supplied by Tech Serve Solutions for chemical synthesis applications, to pharmacopoeia specification (USP, BP, EP). Every batch is tested and ships with a Certificate of Analysis; MSDS and technical data sheets are available on request. Tech Serve Solutions has supplied laboratory reagents, fine chemicals and pharmaceutical intermediates worldwide since 1998.
- IUPAC
- (p-Hydroxyphenyl)boronic acid,4-Hydroxybenzeneboronic acid,p-hydroxy-benzeneboronic acid

| Molecular weight | 137.93 |
|---|---|
| Linear formula | HOC6H4B(OH)2 |
| Assay | ≥95.0% |
| Application | Reagent used for• Suzuki-Miyaura coupling and Stille coupling and potential for introducing different alkyl groups1 • Palladium-catalyzed aminocarbonylation and cross-coupling reactions2 • Bio-supported palladium nanoparticles as phosphine-free catalyst for Suzuki reaction in water3 • Cu2O-catalyzed aerobic oxidative cross-coupling of tetrazoles4 Reagent used in Preparation of• PDK1 inhibitory activity (cancer cell growth, survival, and tumorigenesis inhibitor)5 • Rod-like dendronized polymers contg. G4 and G5 ester dendrons via macromonomer approach by living ROMP6 • Estrone-derived cyclopamine analogs as Sonic Hedgehog signaling inhibitors for anti-cancer chemotherapeutics7 • Enzymatic inhibitors for the treatment of gram-negative bacterial infections8 |
| Melting point | >230 °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) | 26-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Supplied to USP, BP and EP standards. Every batch ships with a Certificate of Analysis (assay, identity, purity); MSDS 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-Hydroxyphenylboronic acid?
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4-Hydroxyphenylboronic acid (CAS 71597-85-8), molecular formula HOC6H4B(OH)2, is a high-purity chemical supplied by Tech Serve Solutions for chemical synthesis applications, to USP, BP and EP standards.
What grades of 4-Hydroxyphenylboronic acid does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-Hydroxyphenylboronic acid in USP, BP, EP and reagent/AR grades. Custom specifications for nutraceutical or specialty pharmaceutical applications are available — contact our technical sales team.
What is the CAS number and molecular formula of 4-Hydroxyphenylboronic acid?
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4-Hydroxyphenylboronic acid has CAS number 71597-85-8 and molecular formula HOC6H4B(OH)2. Full specifications appear in the table above and in the Certificate of Analysis.
What is the typical minimum order quantity and lead time for 4-Hydroxyphenylboronic acid?
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Sample quantities are available for technical evaluation; bulk MOQ depends on grade and packaging. In-stock material typically ships in 7–10 working days; custom-spec orders take 3–4 weeks. Tech Serve Solutions ships worldwide with full export documentation.
Do you provide a Certificate of Analysis (CoA) with each shipment?
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Yes. Every batch of 4-Hydroxyphenylboronic acid ships with a Certificate of Analysis covering assay, identity and purity tests, plus pharmacopoeia conformance where applicable. MSDS and TDS documents are available on request before order placement.
How should 4-Hydroxyphenylboronic acid be stored?
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Store 4-Hydroxyphenylboronic acid in its original sealed container in a cool, dry place away from direct sunlight and incompatible materials, in line with the storage guidance on the Safety Data Sheet. Reseal between dispensings.
What is 4-Hydroxyphenylboronic acid used for?
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4-Hydroxyphenylboronic acid is used in chemical synthesis applications across pharmaceutical, research and industrial settings. Our technical team can advise on suitability for your specific process.
How do I request a quote for 4-Hydroxyphenylboronic acid?
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Request a quote with your required grade, quantity and destination via https://www.techservesolutions.in/contact or email info@techservesolutions.in. We respond with specifications, a Certificate of Analysis and pricing.
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