3-Formyl-5-propoxyphenylboronic acid
3-Formyl-5-propoxyphenylboronic acid (CAS: 871125-80-3), with the molecular formula C10H13BO4 and a molecular weight of 208.02 g/mol, is a valuable organic building block. This disubstituted aryl boronic acid derivative features both an aldehyde and a boronic acid functional group, making it a versatile reagent in organic synthesis, particularly for cross-coupling reactions.

Organic Synthesis Reagent
Utilised as a key intermediate in the synthesis of complex organic molecules. Its bifunctional nature allows for participation in various chemical transformations.
Pharmaceutical Intermediates
Serves as a building block in the development of novel pharmaceutical compounds. The boronic acid moiety is frequently employed in Suzuki-Miyaura couplings.
Materials Science
Can be incorporated into the design of advanced materials. Its structural features may lend themselves to applications in functional polymers or organic electronics.
| Molecular weight | 208.02 |
|---|---|
| Empirical formula | C10H13BO4 |
| Melting point | 190-196 °C |

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
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-Formyl-5-propoxyphenylboronic acid used for?
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3-Formyl-5-propoxyphenylboronic acid is primarily used as an organic building block and reagent in chemical synthesis, particularly for creating pharmaceutical intermediates and in materials science applications.
What are the CAS number and formula for 3-Formyl-5-propoxyphenylboronic acid?
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The CAS number is 871125-80-3 and the empirical formula is C10H13BO4.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this compound for research and chemical synthesis purposes. Purity details are available upon request, and it is not represented as USP, BP, EP, or pharmacopoeia grade.
How should 3-Formyl-5-propoxyphenylboronic acid be handled?
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This compound is classified as a Warning irritant (H315, H319, H335). Handle with appropriate personal protective equipment, including eyeshields, gloves, and a dust mask (N95 type recommended). Avoid inhalation of dust and contact with skin and eyes.
Is this chemical shipped internationally?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including 3-Formyl-5-propoxyphenylboronic acid.
How can I request a sample or quote?
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To request a sample or a quotation for 3-Formyl-5-propoxyphenylboronic acid, please contact our sales team through the website or by phone.
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