Organic Chemistry

Methyllithium is a colorless to yellowish solution, It is insoluble in hydrocarbon solvents although propyllithium and the higher homologues are miscible in hydrocarbons. Methyllithium is soluble in diethyl ether to about 6% by weight at room temperature (with or without lithium bromide) and is a little less soluble in tetrahydrofuran. Cooling of these solutions produces clear, colorless crystals of methyllithium etherate. Methyllithium is stable to about 200°C, at which temperature it dispropoMore

Used as a dye intermediate.More

Copper Citrate was used to study the effects of copper on activity and kinetics of free and mineral-immobilized acid phosphatase.More

White infusible solid. Sol in Me 2 CO. More

White to light yellow crystal powdeMore

White to pale yellow or light beige crystallineMore

Hexamethylcyclotrisiloxane, also known as the six methyl siloxane, three is a white crystalline solid or liquid compound that has a variety of applications. Its appearance usually appears as a liquid state, with specific physical properties such as a density of 1.020 g/cm³, a melting point of 64.5°C, a boiling point of 134°C, a flash point of 95°F, and an refractive index of 1.418. It is worth noting that this compound may undergo a decomposition reaction in water, so special attention needs to be paid to moisture-proof measures during storage and avoid placing it in flammable areas to ensure safety. In terms of chemical properties, the vapor pressure of Hexamethylcyclotrisiloxane 3.53 mmHg, its vapor density compared with the air of 1. This substance is relatively low in reactivity and exhibits a long OH value (5.20e-13 cm³/molecule·sec), which makes it potentially useful for use in some industrial applications. Because of its unique structure and properties of Hexamethylcyclotrisiloxane has been widely used in many fields. Specifically, Hexamethylcyclotrisiloxane is often used in cosmetics industry, because it can provide good lubrication and protection effect, make the skin and hair more smooth and soft. In addition, it also has important applications in the field of lubricants, which can provide excellent lubrication properties, reduce friction, and extend the service life of equipment. In the field of industrial chemicals, Hexamethylcyclotrisiloxane also plays an important role, for example as raw materials or intermediates, used in the production of various kinds of silicon-based materials and specialty chemicals. Because of its unique chemical and physical properties, Hexamethylcyclotrisiloxane has an irreplaceable position in these areas.More

Components of ion exchange resins, photoresist polymers, cross-linked fibers, coupling agents and conductive polymers. Starting materials for the preparation of various copolymers. 1,2,3 Bifunctional monomer. It is easily substituted by chlorine to form derivatives.More

Off white crystalline solidMore