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Name:Ethyl maltol

Synonyms:2-Ethyl-3-hydroxy-4-pyrone; 3-Hydroxy-2-ethyl-4-pyrone

Molecular Formula: C7H8O3

Molecular Weight;140.14

CAS Registry Number:4940-11-8



Ethyl maltol, 2-ethyl-3-hydroxy-4-pyrone, 2-ethyl pyromeconic acid, or C7H8O3 is an analog of maltol, where the methyl group on maltol is substituted with an ethyl group. It is a stable white crystalline powder at room temperature and easily dissolves in many polar liquids. Ethyl maltol has a melting point of between 89 and 93 °C, and a boiling point of 161 °C.

This chemical has a sweet odor that can be described as caramalized sugar and cooked fruit. It is an important flavourant for the food, beverage, and fragrance industry. Ethyl maltol is non-toxic, highly pleasant to human sense of smell, and easily detected by the human, with as little as 10 parts per million perceivable in air.

Product name Ethyl maltol
Molar mass 140.14 g/mol
Appearance White crystalline powder
Melting point 85-95 °C
Boiling point 161 °C, 434 K, 322 °F
R-phrases R22
S-phrases S36



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