High Quality 2-Bromo-9,9-dimethylfluorene with the CAS number 28320-31-2 is a high - quality chemical compound. The molecular formula of 2 - Bromo - 9,9 - dimethylfluorene is C₁₅H₁₃Br. It has a molecular weight of approximately 273.17 g/mol. This compound typically appears as a white to off - white crystalline powder. It has a relatively high purity, which can usually reach over 98% in our high - quality products. The melting point of 2 - Bromo - 9,9 - dimethylfluorene is around 95 - 97°C, and it has a specific density that can be determined by accurate laboratory measurement methods.
2 - Bromo - 9,9 - dimethylfluorene has various important applications in different fields. In the field of organic synthesis, it serves as a key intermediate. It can be used in the synthesis of a series of functionalized fluorene derivatives. These derivatives are often used in the preparation of advanced materials, such as organic light - emitting diodes (OLEDs). The structure of fluorene derivatives can be precisely tuned, which allows for the adjustment of the optical and electrical properties of OLED materials, thereby improving the performance of OLED devices, including brightness, color, and energy efficiency.
Moreover, in the field of pharmaceuticals, this compound can also be used in the synthesis of potential drug candidates. Some fluorene - based compounds have shown certain biological activities, such as anti - inflammatory and anti - tumor properties. By using 2 - Bromo - 9,9 - dimethylfluorene as a starting material, researchers can introduce different functional groups to explore new drug molecules.
When handling 2 - Bromo - 9,9 - dimethylfluorene, it is necessary to follow strict safety procedures. First of all, operators should wear appropriate personal protective equipment, such as safety glasses, gloves, and a lab coat. When weighing the compound, use an accurate analytical balance in a well - ventilated fume hood to avoid inhalation of dust. For storage, it should be kept in a cool, dry place, away from sources of heat and direct sunlight. The container should be tightly sealed to prevent moisture and air from entering, which may cause degradation of the compound.
During the reaction process, when using 2 - Bromo - 9,9 - dimethylfluorene as a reagent, it is necessary to add it slowly according to the reaction requirements. The reaction conditions, such as temperature, reaction time, and the molar ratio of reactants, should be carefully controlled to ensure the smooth progress of the reaction and the high yield of the product.
Case 1: OLED Material Synthesis
A research team in a high - tech company was engaged in the development of new OLED materials. They used 2 - Bromo - 9,9 - dimethylfluorene as a starting material. Through a series of organic synthesis reactions, including Suzuki coupling and Buchwald - Hartwig amination, they successfully synthesized a novel fluorene - based OLED material. After testing, the new material showed excellent electroluminescence performance. The brightness of the OLED device prepared with this material was increased by 30% compared with the original material, and the color purity was also significantly improved. This case demonstrated the importance of 2 - Bromo - 9,9 - dimethylfluorene in the synthesis of high - performance OLED materials.
Case 2: Pharmaceutical Research
A pharmaceutical research institution was searching for new anti - tumor drugs. They used 2 - Bromo - 9,9 - dimethylfluorene to synthesize a series of fluorene - based compounds. Through in - vitro cell experiments, they found that one of the compounds showed significant inhibitory effects on the growth of certain tumor cells. Further in - vivo experiments on animal models also confirmed its anti - tumor activity. This research provided a new direction for the development of anti - tumor drugs, highlighting the potential of 2 - Bromo - 9,9 - dimethylfluorene in pharmaceutical research.
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