2,6-Dimethoxy-3-pyridineboronic acid
2,6-Dimethoxy-3-pyridineboronic acid (CAS: 221006-70-8, Molar Mass: 182.97) is an organoboronic acid derivative used in chemical synthesis. Its structure incorporates a pyridine ring functionalised with methoxy groups and a boronic acid moiety. This compound is primarily utilised as a building block in organic chemistry for the construction of more complex molecules, particularly in the fields of medicinal chemistry and materials science. It may contain varying amounts of anhydride.
- IUPAC
- (2,6-Dimethoxypyridin-3-yl)boronic acid,2,6-Dimethoxypyridine-3-boronic acid
- Synonyms
- C7H10BNO4(2,6-Dimethoxypyridin-3-yl)boronic acid2,6-Dimethoxypyridine-3-boronic acid

Organic Synthesis Intermediate
This boronic acid serves as a key intermediate in various organic transformations. It is commonly employed in cross-coupling reactions, such as Suzuki-Miyaura couplings, to form new carbon-carbon bonds.
Medicinal Chemistry Building Block
It functions as a valuable building block for the synthesis of novel pharmaceutical compounds and drug candidates. The pyridine scaffold and boronic acid group allow for diverse derivatisation.
Materials Science Applications
2,6-Dimethoxy-3-pyridineboronic acid can be incorporated into the design and synthesis of advanced materials, including polymers and organic electronic components.
| Molecular weight | 182.97 |
|---|---|
| Empirical formula | C7H10BNO4 |
| Storage temperature | 2-8°C |
| Application | May contain varying amounts of anhydride |
| Melting point | 100-117 °C |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
Precautionary statements
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/38 |
| Safety statements (S) | 26 |
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 2,6-Dimethoxy-3-pyridineboronic acid used for?
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2,6-Dimethoxy-3-pyridineboronic acid is primarily used as an intermediate in organic synthesis, particularly in cross-coupling reactions like Suzuki-Miyaura couplings, and as a building block in medicinal chemistry and materials science.
What is the CAS number and formula for 2,6-Dimethoxy-3-pyridineboronic acid?
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The CAS number is 221006-70-8. The empirical formula (Hill notation) is C7H10BNO4.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2,6-Dimethoxy-3-pyridineboronic acid as a research or technical grade material. We do not represent it as USP, BP, EP, or any other pharmacopoeia grade.
How should 2,6-Dimethoxy-3-pyridineboronic acid be handled?
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Handle with care. This compound is classified as a Warning. It causes skin irritation (H315) and serious eye irritation (H319). Use appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, and gloves. Ensure good ventilation.
How is 2,6-Dimethoxy-3-pyridineboronic acid packed and exported?
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Tech Serve Solutions carefully packs and exports fine chemicals globally, adhering to all relevant shipping regulations for hazardous materials where applicable.
How can I request a sample or quote for 2,6-Dimethoxy-3-pyridineboronic acid?
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To request a sample or a quote, please contact our sales team through the website or by phone, providing the product name and CAS number.
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