3-Fluorophenylboronic Acid CAS 768-35-4 Supplier and Purchasing Guide

When purchasing 3-Fluorophenylboronic acid CAS 768-35-4, I recommend confirming the chemical identity, required purity, analytical documentation, packaging, lead time, and export requirements before comparing price. At Maison Chemical, we support B2B buyers with product qualification, specification review, batch documentation, packaging coordination, and shipment planning for this organic boronic acid. The most suitable supplier is not necessarily the lowest-cost source; it is the supplier that can provide consistent material and clear technical evidence for your intended use.

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Who This Guide Is For

This guide is intended for procurement teams, process chemists, pharmaceutical and agrochemical researchers, custom synthesis companies, and laboratory distributors sourcing 3-Fluorophenylboronic acid for research or manufacturing-related work. It is also useful for buyers comparing domestic and export suppliers, especially when the material will be used in palladium-catalyzed cross-coupling development. I focus on practical purchasing decisions rather than treating a catalog listing as sufficient qualification.

What Is 3-Fluorophenylboronic Acid?

3-Fluorophenylboronic acid is an aryl boronic acid containing a fluorine substituent in the meta position of the phenyl ring. It is identified by CAS Number 768-35-4 and is commonly used as an organoboron building block in synthetic chemistry. Its reported molecular formula is C₆H₆BFO₂, with a molecular weight of approximately 139.92 g/mol.

The compound is generally handled as a research or synthesis intermediate rather than as a finished active ingredient. Its value comes from the boronic acid functional group, which can participate in Suzuki–Miyaura and related coupling chemistry under appropriate reaction conditions. Actual performance depends on the reaction design, catalyst system, solvent, base, substrate, water content, and the quality of the supplied batch.

Key Product Specifications to Confirm

A purchasing specification should distinguish confirmed product data from information that must be verified for a particular lot. Buyers should request the current certificate of analysis, specification sheet, safety data sheet, and product label information before approving a supplier. I recommend reviewing the exact analytical method and acceptance limits instead of relying only on a stated purity figure.

Purity is often expressed as a percentage, but the number alone does not describe every risk. For example, a stated purity of 98% or higher may be suitable for some discovery-stage reactions, while a process-development program may require tighter impurity, water, or residual-solvent controls. I advise buyers to define the required threshold according to the reaction sensitivity and downstream purification strategy.

Application Matching: Which Material Is Suitable?

Research and Method Development

For early-stage medicinal chemistry or reaction screening, buyers may prioritize small pack sizes, rapid availability, and a practical purity level supported by an accessible certificate of analysis. The material should still have a clear identity and traceable lot information. A supplier that can provide technical answers quickly may reduce delays when several boronic acid building blocks are being screened in parallel.

Process Development and Scale-Up

For process work, supply consistency becomes more important than a single favorable laboratory result. Buyers should evaluate batch-to-batch analytical comparability, packaging suitability, storage instructions, and the supplier’s ability to reserve or reproduce the required grade. It is prudent to qualify a representative sample before committing to a larger purchase.

Custom Synthesis and Distribution

Distributors and contract synthesis organizations may require multiple package configurations, neutral labeling, export documents, or predictable replenishment. In this situation, the commercial evaluation should include packaging integrity, documentation timing, and communication during order execution. A supplier should confirm what is available as standard stock and what requires production or special preparation.

How I Recommend Selecting a Supplier

Step 1: Define the Technical Requirement

Start with the product identity, CAS Number 768-35-4, required quantity, target purity, intended application, and delivery destination. Add any limits for water, residual solvents, metals, or specific impurities if those limits are important to your process. This prevents suppliers from quoting materially different grades under the same product name.

Step 2: Request the Documentation Package

Ask for a current specification sheet, safety data sheet, certificate of analysis, packaging information, and available product photos or inspection details when appropriate. The certificate should identify the lot and show the test results or conformity statement relevant to the agreed specification. If the supplier cannot clarify which documents apply to the quoted batch, the quotation should be treated as incomplete.

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Step 3: Compare Commercial Terms

Compare price by net quantity, not only by package price, and check whether shipping, hazardous-material handling, insurance, or export charges are included. Request the minimum order quantity, sample policy, production lead time, and estimated transit time in writing. A lead-time figure should be separated into stock preparation, quality release, and transportation because these stages can affect the final delivery date.

Step 4: Confirm Shipment and Storage Conditions

Before placing the order, confirm the packaging material, inner and outer container configuration, labeling, and protection against moisture or contamination. Storage conditions should follow the supplier’s current safety and technical documentation rather than an informal assumption. The receiving team should also verify the delivered label, quantity, lot number, and package condition before releasing the material for use.

Important Buyer Decision Points

The first decision is whether the project needs a research-grade material or a tighter process-oriented specification. The second is whether the supplier can support the required quantity repeatedly, rather than only offering one available lot. The third is whether the supplier’s documentation and communication are adequate for your internal quality review.

For international purchasing, I also recommend confirming the consignee name, import requirements, harmonized classification with the responsible logistics provider, and the documents required by the destination country. These requirements can vary by jurisdiction and shipment route. Buyers should not assume that a laboratory-scale order and a commercial shipment will follow identical procedures.

Pricing, MOQ, and Lead-Time Considerations

Pricing for 3-Fluorophenylboronic acid can vary with purity, quantity, packaging, availability, testing requirements, and destination. A small research pack may have a higher unit cost than a larger order, while a larger order may require additional production planning and quality release time. Because these variables change, I recommend requesting a quotation based on the exact quantity and delivery terms rather than using an old catalog price.

Minimum order quantity should be evaluated against consumption and shelf-life planning. Ordering substantially more material than the project can use may increase storage exposure and inventory cost, while ordering too little can create avoidable replenishment delays. Maison Chemical can review the requested quantity, packaging preference, delivery location, and documentation needs before preparing a B2B quotation.

Common Purchasing Mistakes

• Comparing suppliers only by price without confirming purity, test method, lot documentation, and net quantity.
• Assuming that all 3-Fluorophenylboronic acid listings have identical physical properties or impurity profiles.
• Ordering a large quantity before evaluating a representative sample or reviewing the current certificate of analysis.
• Ignoring moisture, packaging, labeling, or transport requirements until after the purchase order is issued.
• Failing to specify whether the order is for research use, process development, distribution, or another controlled application.

Another frequent mistake is treating a supplier’s general product page as a batch-specific quality guarantee. A catalog description provides an initial reference, but the relevant evidence for procurement is the documentation connected to the quoted lot or agreed specification. When the intended reaction is sensitive, buyers should discuss impurity and water requirements with both the supplier and their technical team.

How Maison Chemical Supports B2B Buyers

At Maison Chemical, I approach the sourcing process by first clarifying the product identity, required grade, quantity, destination, and application context. We can help buyers review available specifications, coordinate documentation, discuss packaging options, and organize a quotation for 3-Fluorophenylboronic acid CAS 768-35-4. Where a requirement is not covered by standard product information, we recommend confirming it before order acceptance rather than making an unsupported promise.

Our support is designed for practical purchasing: clear communication, specification alignment, export coordination, and responsive follow-up. Buyers can send the required quantity, target purity, delivery country, preferred packaging, and requested documents for evaluation. This information allows us to provide a more relevant quotation and identify any technical or logistics points that need confirmation.

Key Takeaways

• 3-Fluorophenylboronic acid CAS 768-35-4 is an aryl boronic acid building block commonly considered for cross-coupling and synthetic research.
• Confirm the identity, formula, approximate molecular weight of 139.92 g/mol, purity method, lot information, and documentation before purchase.
• Match the material and supplier capability to the application, quantity, packaging, documentation, and delivery requirements.
• Evaluate MOQ, lead time, transport, and quality-release timing together rather than comparing unit price alone.
• Request a product-specific quotation and documentation review before committing to a larger B2B order.

Conclusion: A Practical Next Step for Purchasing

The right way to source 3-Fluorophenylboronic acid CAS 768-35-4 is to qualify both the material and the supplier. Confirm the chemical identity and required specification, review lot-related documentation, compare the complete delivered cost, and assess whether the supplier can support your quantity and timeline. This approach provides a more reliable basis for laboratory purchasing, process development, and distribution planning.

For a quotation from Maison Chemical, prepare your required quantity, target purity, destination, packaging preference, and documentation checklist. We can then review the request and respond with applicable supply information, commercial terms, and any points requiring technical confirmation. That next step helps convert a general product search into a controlled and procurement-ready sourcing decision.

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