4-Trifluoromethylphenylboronic Acid CAS 128796-39-4: Supplier and Bulk Purchasing Guide

If you are sourcing 4-Trifluoromethylphenylboronic acid, CAS 128796-39-4, the most reliable approach is to confirm the chemical identity, required quality grade, packaging, documentation, and delivery plan before placing a bulk order. I identify this product as an aryl boronic acid containing a para-trifluoromethyl substituent, commonly considered for palladium-catalyzed cross-coupling and medicinal chemistry synthesis. Its molecular formula is generally represented as C₇H₆BF₃O₂, with a calculated molecular weight of approximately 189.93 g/mol. At Maison Chemical, I support buyers by aligning product specifications and supply arrangements with the actual needs of research, process development, and manufacturing projects.

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Who This Purchasing Guide Is For

This guide is intended for procurement teams, pharmaceutical and agrochemical research organizations, chemical manufacturers, contract research organizations, and distributors evaluating 4-Trifluoromethylphenylboronic acid in laboratory or bulk quantities. It is also useful for buyers who need to compare suppliers beyond a simple catalog price. In practice, the most suitable source is the one that can provide consistent identification, transparent documentation, appropriate packaging, and realistic lead-time communication.

Because requirements vary between an initial reaction screen and a repeat manufacturing campaign, I recommend defining the intended use before requesting quotations. A buyer ordering a small amount for route scouting may prioritize availability and analytical documentation. A process team may place greater emphasis on lot consistency, impurity control, packaging configuration, and continuity of supply.

Basic Chemical Context

4-Trifluoromethylphenylboronic acid is an organoboron intermediate and belongs to the broader family of organic boronic acids. The boronic acid group can participate in Suzuki–Miyaura coupling with suitable aryl or vinyl halides under appropriate reaction conditions. The trifluoromethyl group can modify the electronic and lipophilic characteristics of a synthesized molecule, which is one reason this building block is considered in discovery and process chemistry.

The compound should not be treated as a universal reagent for every coupling system. Reaction performance depends on the substrate, catalyst, base, solvent, temperature, water content, and handling conditions. I therefore recommend evaluating the product with the intended reaction system rather than assuming that a specification sheet alone will predict final process performance.

Product and Specification Overview

Identity and Core Data

The data above are useful for confirming the catalog identity, but they do not replace a lot-specific certificate of analysis. Depending on the supplier and intended application, buyers may request assay, water content, residual solvents, elemental impurities, related substances, and analytical spectra. I recommend asking the supplier which tests are routinely performed and which tests are available as additional release or characterization items.

Material and Packaging Options

Purchasing options may include laboratory quantities, development-scale packs, and larger commercial packages. The appropriate format depends on consumption rate, storage capability, re-test policy, and the time between receipt and use. A small package can reduce initial inventory exposure, while a larger package may simplify supply planning when demand is stable.

Packaging should protect the material from contamination and unsuitable environmental exposure. I advise buyers to confirm the container type, secondary packaging, label information, net weight, batch number, manufacturing or re-test date where applicable, and recommended storage conditions. Storage instructions should follow the supplier’s current technical documentation rather than an assumed universal condition.

How to Select a Supplier for Bulk Purchasing

Step 1: Confirm the Exact Product Identity

Start by sending the supplier the complete product name and CAS number, 128796-39-4. If your internal system uses a synonym or structure-based identifier, include that information as well. This reduces the risk of comparing a related boronic acid, a different substitution position, or an incorrectly matched catalog item.

Step 2: Define the Required Quality Package

State whether you need research grade, process development grade, or a specification tailored to a manufacturing application. Ask for a representative certificate of analysis and clarify the assay method, chromatographic method, reporting basis, and acceptance criteria. If your project is sensitive to trace metals or water, make those requirements explicit before quotation.

Step 3: Match Quantity to the Supply Plan

Request pricing at the quantities you realistically expect to purchase, such as a development pack, a multi-kilogram requirement, or a scheduled repeat order. Pricing can change with quantity, packaging, testing, freight, and regulatory documentation. A low unit price is not necessarily the lowest total procurement cost if it involves unsuitable packaging, excessive minimum order quantity, or uncertain delivery timing.

Step 4: Review Documents and Logistics

Before approval, confirm the commercial invoice details, packing list, safety data sheet, certificate of analysis, and any other documents required by your receiving or compliance team. Also review shipping classification, export requirements, destination restrictions, and customs information with the supplier. I recommend agreeing on the documentation package before dispatch rather than treating it as an afterthought.

Key Buyer Selection Factors

Identity control: The supplier should clearly link the product name, CAS number, batch number, and analytical records. This is especially important when several aryl boronic acids are being purchased within the same project.

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Lot consistency: Ask how the supplier manages repeat lots and whether a pre-shipment sample or representative analytical data can be reviewed. Consistency should be assessed against your process needs, not only against a generic catalog description.

Documentation: A practical documentation package may include a certificate of analysis, safety data sheet, specification sheet, and packing information. Additional documents may be appropriate for regulated or customer-specific applications.

Supply continuity: Discuss normal lead time, production scheduling, available inventory, and the possibility of reserved capacity for repeat demand. Buyers should distinguish confirmed stock from an estimated production date.

Technical communication: A responsive supplier can help clarify packaging, testing scope, storage, and shipment requirements. This does not guarantee reaction success, but it can reduce preventable procurement and handling errors.

Pricing, MOQ, and Lead-Time Considerations

There is no responsible single price for 4-Trifluoromethylphenylboronic acid without knowing quantity, grade, testing requirements, destination, and delivery terms. Minimum order quantity may differ between stock material and made-to-order production. I recommend requesting a tiered quotation for at least two or three purchase volumes so your team can compare unit price with inventory risk.

Lead time should be separated into material preparation, quality release, documentation review, and transportation. For planning purposes, buyers should request a confirmed dispatch estimate in calendar days and verify whether the estimate begins at purchase order acceptance or after technical approval. This simple clarification can prevent avoidable schedule misunderstandings.

Supplier Evaluation Checklist

• Does the quotation identify CAS 128796-39-4 and the correct chemical name?
• Is the offered formula or molecular weight consistent with the requested material?
• Can the supplier provide a lot-specific or representative certificate of analysis?
• Are assay, impurities, water, and residual solvent requirements clearly defined?
• Are packaging, labeling, storage, and transport conditions documented?
• Are MOQ, price breaks, lead time, and payment terms stated in writing?
• Can the supplier support repeat orders or planned production quantities?
• Will the required export and customs documents be available before shipment?

Common Purchasing Mistakes

One common mistake is selecting a product solely by name while failing to verify the CAS number and substitution position. Another is requesting “high purity” without defining the analytical method or acceptance threshold. These vague terms can produce quotations that appear comparable but represent different quality packages.

Buyers also sometimes overlook the impact of packaging and storage on material usability. Ordering a large quantity without a consumption forecast can create unnecessary inventory exposure, while ordering too little may interrupt a development schedule. I recommend using a staged purchasing plan when demand is uncertain: qualify a smaller lot first, then move to larger quantities after analytical and process review.

How Maison Chemical Supports Buyers

At Maison Chemical, I approach 4-Trifluoromethylphenylboronic acid sourcing as a specification and supply-planning task rather than a simple product lookup. I can help organize quotations by quantity, clarify the available documentation, and distinguish stock-based supply from production scheduling. For buyers with repeat requirements, I also recommend discussing forecast quantities and preferred packaging at the beginning of the relationship.

Our support is intended to help procurement, technical, and logistics teams work from the same product information. The final suitability decision remains with the buyer’s qualified technical and compliance personnel, particularly when the material will enter a regulated process. Providing the intended quantity, destination, required documents, and target specification usually allows me to prepare a more useful commercial response.

Key Takeaways

• 4-Trifluoromethylphenylboronic acid, CAS 128796-39-4, is an aryl boronic acid used as a synthetic building block, including in suitable cross-coupling applications.
• The commonly stated molecular formula is C₇H₆BF₃O₂, and the approximate molecular weight is 189.93 g/mol.
• Bulk purchasing decisions should cover identity, assay, impurity profile, packaging, documentation, MOQ, lead time, and supply continuity.
• A staged qualification and purchasing plan can reduce inventory, quality, and scheduling risk when demand is not yet established.

Conclusion and Next Steps

The best way to purchase 4-Trifluoromethylphenylboronic acid in bulk is to compare suppliers using a documented specification and a clearly defined supply plan. Confirm CAS 128796-39-4, request appropriate lot documentation, evaluate the total delivered cost, and verify that packaging and lead time fit your project. This process is more reliable than choosing solely on catalog price or an unqualified purity claim.

To request a quotation from Maison Chemical, send the required quantity, target grade or specification, destination country, preferred packaging, and documentation requirements. I can then help you evaluate the available supply route and identify the next practical step for sampling, qualification, or repeat bulk purchasing.

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