Mellein

Mellein is a dihydroisocoumarin, a phenolic compound produced by the mold species Aspergillus ochraceus.[1]

Mellein
Names
IUPAC name
8-Hydroxy-3-methyl-3,4-dihydroisochromen-1-one
Other names
(−)-Mellein
(R)-(−)-Mellein
Ochracin
3,4-Dihydro-8-hydroxy-3-methyl-1H-2-benzopyran-1-one
Identifiers
3D model (JSmol)
ChEBI
ChEMBL
ChemSpider
UNII
Properties
C10H10O3
Molar mass 178.187 g·mol−1
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

Derivatives

4-Hydroxymellein is also produced by Aspergillus ochraceus.[1]

6-Hydroxymellein, together with S-adenosyl methionine, is a substrate of the enzyme 6-hydroxymellein O-methyltransferase to form 6-methoxymellein and S-adenosylhomocysteine in Apiaceae.[2] 6-Methoxymellein is one of the compounds responsible for bitterness in carrots.

References


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