Toluene 2.5 liters
Original price was: $1,745.00.$1,600.00Current price is: $1,600.00.
Toluene is an aromatic hydrocarbon compound with the chemical formula C₆H₅CH₃. It is a clear, colorless liquid with a sweet, pungent smell. Toluene is widely used as a solvent in various industrial processes and is a common ingredient in many products, including paints, coatings, adhesives, and cleaning agents. It can also be found naturally in crude oil and is produced during the process of making gasoline. Toluene is flammable and can have harmful effects on human health if inhaled or ingested in large quantities.
Uses of Toluene
Solvent:
Toluene is frequently used as a solvent in laboratories for dissolving and diluting substances that are insoluble in water. It’s particularly useful for dissolving nonpolar compounds.
Extraction:
Toluene is used in liquid-liquid extractions to separate compounds from mixtures based on their solubility properties. It’s especially effective for extracting organic compounds from aqueous solutions.
Reaction Medium:
Toluene serves as a reaction medium in organic synthesis, facilitating reactions such as Friedel-Crafts acylation and alkylation reactions. It provides a nonpolar environment suitable for certain chemical transformations.
Chromatography:
Toluene is employed as a mobile phase solvent in various chromatographic techniques, including gas chromatography (GC) and thin-layer chromatography (TLC). It helps in separating and analyzing mixtures of compounds.
Standardization:
Toluene is sometimes used as a standard substance in analytical chemistry for calibrating instruments, particularly in gas chromatography.
Cleaning Agent:
Toluene’s ability to dissolve various substances makes it useful for cleaning laboratory equipment and glassware, although precautions should be taken due to its flammability and toxicity.
Polymerization:
In polymer chemistry, toluene can be used as a solvent or reaction medium in the synthesis of certain polymers.
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Properties
- Color: Red to purplish-red.
- Solubility: Soluble in water and ethanol.
- Staining Characteristics: Stains chromatin and cytoplasmic components, providing contrast for better visualization under a microscope.
Preparation
- Ingredients:
- Carmine dye: A natural red dye extracted from the cochineal insect.
- Acetic acid: A colorless liquid organic compound with a pungent smell.
- Procedure:
- Dissolve a specific amount of carmine powder in hot distilled water.
- Add glacial acetic acid to the solution.
- Filter the mixture to remove any undissolved particles.
Agar Agar Powder
Aluminum Carbonate 250g
Butanol 99.4%
- n-Butanol (1-butanol): The "n" stands for "normal," indicating that the carbon chain is linear. It is often used as a solvent and in the production of plastics, coatings, and pharmaceuticals.
- Isobutanol (2-methyl-1-propanol): This isomer has a branched structure, with a methyl group (-CH3) attached to the second carbon atom. Isobutanol has applications as a solvent, in the production of various chemicals, and as a fuel additive.
- Sec-butanol (2-butanol): It has a branched structure, with the hydroxyl group attached to the second carbon atom. It's used as a solvent and in the manufacture of perfumes and pharmaceuticals.
- Tert-butanol (2-methyl-2-propanol): This isomer is highly branched, with the hydroxyl group attached to a carbon atom that is itself attached to three other carbon atoms. Tert-butanol is used primarily as a solvent and as a chemical intermediate.
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