5-Methyl-2-propoxyphenylboronic acid
5-Methyl-2-propoxyphenylboronic acid (CAS: 480438-70-8) is an organoboron compound with the chemical formula H3CC6H3(OCH2CH2CH3)B(OH)2 and a molecular weight of 194.04 g/mol. This disubstituted aryl boronic acid serves as a valuable building block in organic synthesis, particularly in cross-coupling reactions. It is frequently employed in the development of complex molecules within the pharmaceutical and materials science sectors.

Organic Synthesis Intermediate
Utilised as a key intermediate in Suzuki-Miyaura cross-coupling reactions for the formation of carbon-carbon bonds. Its structure allows for the introduction of the 5-methyl-2-propoxyphenyl moiety into target molecules.
Pharmaceutical Research
Serves as a building block in the synthesis of novel drug candidates. Aryl boronic acids are integral to the discovery and development of new therapeutic agents.
Materials Science
Applications in the synthesis of functional materials, including organic light-emitting diodes (OLEDs) and other advanced electronic materials where specific aryl structures are required.
| Molecular weight | 194.04 |
|---|---|
| Linear formula | H3CC6H3(OCH2CH2CH3)B(OH)2 |
| Melting point | 68-73 °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 5-Methyl-2-propoxyphenylboronic acid used for?
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5-Methyl-2-propoxyphenylboronic acid is primarily used as an intermediate in organic synthesis, particularly for cross-coupling reactions like the Suzuki-Miyaura coupling, and in pharmaceutical and materials science research.
What are the CAS number and formula for this compound?
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The CAS number is 480438-70-8, and the chemical formula is H3CC6H3(OCH2CH2CH3)B(OH)2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this compound for research and development purposes. The specific grade and purity are available on the product's Certificate of Analysis. We do not represent this product as USP, BP, EP, or other pharmacopoeial grades.
What are the safety considerations when handling 5-Methyl-2-propoxyphenylboronic acid?
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Handle with appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is recommended. Ensure good ventilation. Refer to the Safety Data Sheet for comprehensive handling instructions.
How is 5-Methyl-2-propoxyphenylboronic acid packed and shipped?
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This chemical is carefully packed and exported by Tech Serve Solutions, adhering to all relevant shipping regulations for chemical substances.
How can I request a quote or sample?
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To request a quote or a sample of 5-Methyl-2-propoxyphenylboronic acid, please visit the Tech Serve Solutions website or contact our sales department directly.
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