2-бромйодбензол

Введение

2-Bromoiodobenzene, also known as 1-bromo-2-iodobenzene, is a versatile chemical compound with a wide range of applications in organic synthesis, material science, and the pharmaceutical industry. This compound has the CAS number 583-55-1. Below is a detailed overview of this compound, presented in a table format for clarity.

химические свойства

2-Bromoiodobenzene has a molecular formula of C6H4BrI and a molecular weight of 282.9044 g/mol. Its boiling point is 120-121°C at 15 mmHg, and its density is 2.203 g/mL at 25°C. The compound has a melting point of 9-10°C and appears as a pale yellow to red liquid. It is slightly soluble in ethanol, ether, and benzene, but insoluble in water. It should be stored in a sealed container at room temperature, protected from light.

Приложения

This compound has multiple applications across different industries. It is used as an organic synthesis intermediate, particularly in the synthesis of other organic compounds. Additionally, it serves as a pesticide fungicide raw material, indicating its utility in pesticide production. It is also used as an industrial disinfectant, highlighting its significance in industrial cleaning processes. Furthermore, it is used as a liquid crystal display (LCD) material, suggesting its importance in the production of LCDs. It is also used as a pharmaceutical intermediate, indicating its role in drug synthesis.

Синтез

2-Bromoiodobenzene can be synthesized through several methods. One common method is the diazotization reaction, where aniline is treated with sodium nitrite and hydrochloric acid to form a diazonium salt, which is then reacted with potassium iodide to yield iodobenzene. However, for 2-bromoiodobenzene, a specific synthesis route involves the use of o-dibromobenzene as a starting material, which is then reacted with n-butyl lithium at low temperatures to produce the desired compound.

Информация по технике безопасности

2-Bromoiodobenzene is classified as an irritant. It is recommended to wear appropriate protective gear, such as gloves and goggles, to avoid contact. In case of contact, the affected area should be rinsed immediately with plenty of water, and medical attention should be sought. The compound should be stored in a sealed container at room temperature, protected from light, to ensure stability and prevent decomposition.

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Фабрика и отгрузка