Dihydropyran - Names and Identifiers
Dihydropyran - Physico-chemical Properties
| Molecular Formula | C5H8O
|
| Molar Mass | 84.11642 |
| Use | Abstract: dihydropyran is an oxo-heterocyclic compound with six-membered ring. It is an important chemical intermediate and can be used as a solvent for chemical reaction and a hydroxyl protecting agent in reaction. |
Dihydropyran - Introduction
Dihydropyran is an organic compound with the molecular formula C5H8O and the structural formula C4H7O. It is a colorless liquid with a special smell. The following is a description of the nature, use, formulation and safety information of Dihydropyran:
Nature:
1. Dihydropyran is a flammable liquid with low volatility at room temperature.
2. It has a lower boiling point and flash point, and is miscible with many organic solvents and water.
3. Dihydropyran gradually reacts with oxygen in the air to form harmful gases.
Use:
1. Dihydropyran, as an important reagent in organic synthesis, is commonly used as a solvent for catalysts, intermediates and Reagents for Organic Synthesis.
2. It can be used as a solvent for catalysis or auxiliary solvents for various organic reactions.
3. Dihydropyran is also widely used in the fields of pesticide and medicine, as a synthetic intermediate.
Method:
There are many preparation methods of Dihydropyran, one of which is commonly used by the reaction of palladium tetrachloride and butanediol. The specific preparation method further includes the reaction of Dihydropyran chloride with sodium borohydride, the reaction of butylene oxide with an acid catalyst, and the like.
Safety Information:
1. Dihydropyran is a volatile liquid and should avoid contact with skin and inhalation of vapors. Wear appropriate protective gloves and respiratory protective equipment when using.
2. During storage and use, keep away from open flames and high temperatures to avoid flammable gases.
3. Dihydropyran is irritating and may cause irritation to the eyes and respiratory tract. Immediate contact should be washed with water immediately.
Last Update：2024-04-09 02:00:50