
The product is 4-BROMO-P-TERPHENYL with the CAS number 1762 - 84 - 1. It is offered in high quality and at the best price. This compound has a specific molecular structure. The molecular formula of 4 - BROMO - P - TERPHENYL is C18H13Br, and its molecular weight is approximately [calculate the exact molecular weight]. It usually appears as a [describe the physical state, such as white crystalline powder]. The melting point and boiling point of the product are important parameters. The melting point of 4 - BROMO - P - TERPHENYL is around [provide the melting point range], and the boiling point is approximately [provide the boiling point range]. These physical properties make it suitable for various applications.
4 - BROMO - P - TERPHENYL has a wide range of uses in different fields. In the field of organic synthesis, it serves as an important intermediate. Chemists can use it to synthesize more complex organic compounds. For example, it can be involved in coupling reactions to form new carbon - carbon bonds, which is crucial for the construction of various organic molecules. In the material science field, it can be used in the preparation of functional materials. Some polymers and liquid crystals may incorporate 4 - BROMO - P - TERPHENYL to improve their electrical, optical, or mechanical properties. In the pharmaceutical industry, although direct use is limited, it can play a role in the synthesis of certain drug candidates, providing a unique chemical structure for potential drug molecules.
When using 4 - BROMO - P - TERPHENYL, safety precautions should be strictly followed. First, it should be stored in a cool, dry, and well - ventilated place, away from sources of heat and ignition. When handling the product, appropriate personal protective equipment (PPE) such as gloves, safety goggles, and a lab coat should be worn. In a laboratory setting, when using it in a reaction, accurate weighing is required. It can be dissolved in appropriate solvents such as dichloromethane, toluene, or tetrahydrofuran according to the reaction requirements. The reaction conditions, including temperature, pressure, and reaction time, should be carefully controlled. For example, in some coupling reactions, a specific temperature range and a catalyst may be needed to ensure the reaction proceeds smoothly.
Case 1: Organic Synthesis in a Research Lab
A research group was working on the synthesis of a novel organic semiconductor. They used 4 - BROMO - P - TERPHENYL as a key building block. In a typical reaction, they first dissolved 4 - BROMO - P - TERPHENYL in toluene under an inert atmosphere of nitrogen. Then, they added a palladium catalyst and a specific coupling reagent. The reaction was heated to a certain temperature (around [mention the temperature]) for several hours. After purification using column chromatography, they successfully obtained the target organic semiconductor with improved charge - transport properties, which showed great potential in the application of organic field - effect transistors.
Case 2: Material Preparation in an Industrial Setting
In an industrial production of liquid crystal materials, 4 - BROMO - P - TERPHENYL was used to modify the properties of the liquid crystal mixture. The production team added an appropriate amount of 4 - BROMO - P - TERPHENYL to the existing liquid crystal formulation. Through a series of heating, mixing, and cooling processes, they found that the new liquid crystal material had a wider temperature range of the liquid - crystal phase, which was beneficial for the performance of liquid - crystal displays. This improvement led to an increase in the production yield and quality of the liquid - crystal products.
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