5,6-Dimethyl-4-hydroxy-2-pyrone

5,6-Dimethyl-4-hydroxy-2-pyrone - Names and Identifiers

Name	4-Hydroxy-5,6-dimethylpyran-2-one
Synonyms	5,6-Dimethyl-4-hydroxy-2-pyrone 5,6-Dimethyl-4-hydroxy-a-pyrone 5,6-Dimethyl-4-hydroxy-?-pyrone 4-Hydroxy-5,6-dimethylpyran-2-one 6-hydroxy-2,3-dimethyl-4-pyranone 4-hydroxy-5,6-diMethyl-2H-pyran-2-one 2H-Pyran-2-one, 4-hydroxy-5,6-dimethyl-
CAS	50405-45-3

5,6-Dimethyl-4-hydroxy-2-pyrone - Physico-chemical Properties

Molecular Formula	C7H8O3
Molar Mass	140.14
Density	1.256±0.06 g/cm3(Predicted)
Melting Point	209-210 °C(Solv: acetone (67-64-1))
Boling Point	242.2±40.0 °C(Predicted)
pKa	5.53±0.50(Predicted)
Storage Condition	Inert atmosphere,Room Temperature

5,6-Dimethyl-4-hydroxy-2-pyrone - Introduction

4-Hydroxy-5,6-dimethylpyran-2-one(4-Hydroxy-5,6-dimethylpyran-2-one) is an organic compound also known as Mendel's ketone. The following is a description of its nature, use, preparation and safety information:

Nature:
-Mendelone is a solid compound with pale yellow to orange crystals. It is stable at room temperature.
-Mendelone is insoluble in water, but readily soluble in organic solvents such as ether, methanol and ethanol.
-It has a special cherry and potato smell.

Use:
-Mendelone is mainly used in the food and beverage industry as a flavor and fragrance ingredient. It can add fruit and sweetness to the product.
-It can also be used as a catalyst in research fields such as biochemistry and organic synthesis reactions.

Preparation Method:
-Mendelian ketones are usually prepared by the cyclization reaction of 2,3-dimethoxyhexanone with sulfuric acid.
-The specific preparation method involves multiple steps and reaction conditions, and professional laboratory equipment and technology are also required.

Safety Information:
-Mendelian ketones are generally considered to be low risk for human ecology and the environment.
-However, during production and storage, it is still necessary to follow general safety procedures for chemicals, such as wearing protective gloves, eye protection and respiratory protection.
-In addition, in accordance with relevant regulations and recommendations, Mendelone should be stored and handled properly to avoid mixing with other compounds and excessive temperatures.

Please note that when handling any chemical substances, make sure to consult and comply with relevant safety operating guidelines and laws and regulations.

Last Update：2024-04-09 20:45:29