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ПРОДУКТ

Метилбензол

  • наименование товара: Метилбензол
  • Другие имена: Toluene, MePh
  • Кас Нет.: 108-88-3
  • Чистота: 99.8%
  • МФ: C7H8
  • Появление: Colorless liquid
  • Упаковка: Барабан
  • Сертификат: ИСО
  • Приложение: It also known as toluene, is a volatile organic compound that finds various industrial and commercial uses due to its chemical properties
  • Образец: Доступный

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Информация о продукте

Метилбензол, органическое соединение, бесцветный, volatile liquid with a distinctive aroma. It has strong refraction. It is miscible with ethanol, эфир, ацетон, chloroform, carbon disulfide and glacial acetic acid, and very slightly soluble in water. Flammable, vapor can form an explosive mixture with air, and the mixture can explode when the volume concentration is in a low range. Low toxicity, median lethal dose (rats, orally) 5000mg/kg. High concentrations of gas are anesthetic and irritating.
 

Параметр продукта

Синонимы Toluene, Methyl benzene, Benzylene, Phenylmethane, Toluol, Anisen
Химическая формула C7H8 Количество CAS 108-88-3
Молярная масса 92.141 г·моль−1
ХАРАКТЕРИСТИКИ
Появление Colorless liquid
Запах sweet, pungent, benzene-like
Плотность 0.8623 г/мл (25 °С)
Температура плавления −95.0 °C (−139.0 °F; 178.2 К)
Точка кипения 110.60 °С (231.08 °Ф; 383.75 К)
Давление газа 2.8 кПа (20 °С)
Показатель преломления 1.4941 (25 °С)
точка возгорания 4 °С (39 °Ф; 277 К)
Растворимость It can be miscible in benzene, алкоголь, эфир и другие органические растворители
Растворимость в воде 0.54 г/л (5 °С)
0.519 г/л (25 °С)
0.63 г/л (45 °С)
1.2 г/л (90 °С)
log P 2.73

 

Приложение

1. Растворитель: Methylbenzene is an excellent solvent, can dissolve a variety of organic matter. Благодаря хорошей растворимости и летучести, it is widely used in industrial and household applications such as coatings, чернила, glues, cleaners and adhesives.

2. Химическая индустрия: MePh is an important raw material and intermediate for the synthesis of a variety of chemicals. Например, it is a raw material for the synthesis of styrene, which is used to prepare polystyrene (PS) пластмассы; It can also be used to prepare toluene diisocyanate (TDI) for the production of polyurethane foam materials.

3. Dyes and pigments: MePh can be used as a solvent and carrier for dyes and pigments to promote dye dispersion and penetration. It is widely used in the fields of textile, papermaking, printing and painting.

4. Spices and flavors: Because chemical methylbenzene has a unique aromatic smell, it is used as a component of spices and flavors. It can give special smells and fragrances to food, beverages, perfumes and household items.

5. Cleaners and solvents: Toluene has the ability to dissolve in industrial cleaners and solvents, and can remove grease, stains and other attachments. Поэтому, it is widely used in automotive maintenance, mechanical cleaning and metal surface treatment and other fields.
 

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