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Bis(pinacolato)diboron CAS 73183-34-3 Hrvatska

Chemical name: Bis(pinacolato)diboron

Synonymous names:4,4,4',4',5,5,5',5'-OCTAMETHYL-2,2-BI-1,3,2-DIOXABOROLANE；4,4,4',4',5,5,5',5'-OCTAMETHYL-2,2'-BL-1,3,2-DIOXABOROLANE；4,4,4',4',5,5,5',5'-OCTAMETHYL-2,2'-BIS(1,3,2-DIOXABOROLANE)

CAS No:73183-34-3

Molecular formula:C12H24B2O4

Molecular weight:253.94

EINECS No:615-925-0

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Structural formula：

Product Description：

Item	Specifications
Appearance	White to off-white solid
Purity(GC)	≥99.0%
Melting Point	135 -140 ℃ (Melting range ≤3 ℃ )
Water Content(KF)	≤0.3%

Properties and Usage:

1. Catalyst Application

As a strong acid catalyst, pinacol diborate improves the reaction rate and selectivity in olefin addition, cyclization and esterification reactions.

2. Organic Synthesis

Pinacol diborate is an efficient reaction medium and is often used in reactions such as alkylation, etherification and esterification. Its strong acidity promotes many reactions that are difficult to complete with traditional catalysts, and is particularly suitable for the synthesis of drugs and high-performance materials.

3. Petroleum and Chemical Industry

Pinacol diborate is used as a molecular sieve modifier and catalyst performance enhancer in petroleum refining and polymer industries to improve polymerization reaction efficiency and product quality. In addition, it acts as an accelerator in polymer synthesis and is an indispensable auxiliary material in the petrochemical industry.

4. Polymer and Materials Science

In the development of polymers and functional materials, pinacol diborate is a key catalyst promoter. It not only accelerates polymerization reactions, but also acts as a crosslinker or stabilizer to optimize material properties. For example, it is used to develop special materials with high conductivity or excellent optical properties.

5. Polymer synthesis

Pinacol borate is often used in the production of plastics and polymers to improve the mechanical properties and chemical stability of materials.

Storage conditions: Stored in the dry and ventilated inside storeroom, prevent direct sunlight, slightly pile and put down

Packing: This product is packed in 25kg cardboard drums, and it can also be customized according to customers' requirements