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diphenyl(3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)phosphine oxideCAS：328917-29-9
Product Name: diphenyl(3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)phosphine oxide
CAS: 328917-29-9
EINECS: Not available
MF: C24H26BO3P
MW: 404.25
Density: Not available
Melting Point: Not available
Boiling Point: Not available
Purity: ≥98%
Appearance: White to off-white solid powder
Packaging: 10g, 25g, 100g, 500g, 1kg, 25kg or customized
Grade: Industrial grade, Laboratory grade
Storage Condition: Store at 2-8°C, sealed and dry environment, avoid light and high temperature
Shelf Life: 2 years under proper storage
HS Code: Not available
Our Advantages: Supply Capacity & Service
As a professional fine chemical manufacturer in China,Lingzhiyue technology provide comprehensive product support, including:
✅ Competitive price, stable bulk supply to meet large-scale procurement needs.
✅ Custom Solutions: Custom Purity & Packaging to match different application scenarios and procurement requirements.
✅ Full test reports: COA, HPLC, NMR, MSDS and professional technical support for safe use and quality confirmation.
✅ Fast response within 12 hours to answer inquiries and solve problems in a timely manner, ensuring efficient communication.
If you need real-time price, inventory information or sample support, please feel free to send an inquiry. Request COA & Quotation:Lingzhiyue@aliyun.com
2-[3-(Diphenylphosphoroso)phenyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
diphenyl(3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)phosphine oxide (CAS 328917-29-9) is a high-purity organic boron-phosphorus hybrid fine chemical compound. It features a stable molecular structure containing pinacol boronate and diphenylphosphine oxide functional groups, with excellent chemical stability and reactive activity. This product is a crucial functional intermediate widely applied in organic synthesis and new material preparation industries, supplied in white to off-white solid powder form with industrial and laboratory available grades.
1. Organic Synthetic Intermediate: diphenyl(3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)phosphine oxide (328917-29-9) serves as a core boron-phosphorus functional intermediate for coupling reactions, supporting the synthesis of various high-value organic functional molecules and complex chemical raw materials.
2. OLED Material Precursor: This 328917-29-9 chemical is widely used in the preparation of organic light-emitting diode materials. Its unique boron and phosphorus oxide structure effectively improves the thermal stability and luminous efficiency of OLED functional materials, and is an essential raw material for high-performance optoelectronic material synthesis.
3. Functional Polymer Modifier: diphenyl(3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)phosphine oxide can be used as a modifier for polymer materials, enhancing the flame retardancy, thermal stability and mechanical properties of polymer products, and is applied in the production of high-performance polymer composite materials.
4. Pharmaceutical Intermediate Synthesis: The high-purity 328917-29-9 product is applicable to the synthesis of fine pharmaceutical intermediates, providing stable functional group structures for the preparation of new pharmaceutical raw materials and fine chemical drugs.
Shipping Ways: DHL, FedEx, UPS, air freight, sea freight
Main Shipping Ports: Shanghai, Qingdao, Guangzhou, Tianjin
T/T, WeChat, Alipay, Western Union
What does the buyer need to confirm before inquiring?
In order to provide an accurate quotation, buyers need to confirm the following information before quoting.
✅ Product name and CAS number
✅ Sample quantity or bulk quantity
✅ Required purity, grade or specification
✅ Usage direction
✅ Packing requirement
✅ Destination country or port
We conduct strict testing on every batch after production and re-inspect before shipment to ensure compliance. A Certificate of Analysis (COA) is provided for customers before procurement. We suggest that customers request samples from us before purchasing bulk products to ensure that product meet their requirements.
If the customer receives a product that does not meet the requirements during testing, please communicate with us within 7 days and we will provide technical guidance; If it is confirmed that it is a problem with our product, we will proceed with a return or exchange.
1. What is the MOQ of this product?
We accept flexible MOQ, including small quantities for laboratory R&D and large volumes for industrial production.
2. What is the delivery time?
Normally 3–7 working days after payment confirmation, depending on stock and order quantity.
3. Can I request a sample of diphenyl(3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)phosphine oxide (328917-29-9) for testing before placing a bulk order?
Yes, we support quality evaluation by providing samples for laboratory testing. We understand the importance of verification in chemical sourcing; please contact our team to arrange a sample shipment.
4. How to guarantee product quality and handle quality issues?
Strict quality inspection is conducted before delivery, and each batch is equipped with a COA. If quality defects are found within 7 days after receipt, goods can be returned or exchanged after failing third-party testing to protect your interests.
5. Are technical documents available?
COA, TDS, and SDS can be provided to support product evaluation and industrial use.
6. What are the usage precautions for diphenyl(3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)phosphine oxide (328917-29-9)?
Store and operate in a dry, ventilated and low-temperature environment at 2-8°C, avoid direct sunlight, high temperature and humid conditions to prevent product deterioration. Wear professional protective gloves and goggles during operation to avoid direct contact with skin and eyes. Seal the container tightly after use to isolate air and moisture, and keep away from incompatible oxidizing substances to ensure safe and stable use of the product.
