Một dự án của Lê Mai A Lê Mai project · go to lemai.com.vn

Maltol

3-hydroxy-2-methylpyran-4-one

Larixinic acid

Pyranone · 4-Pyranone · C₆H₆O₃

Chemical structure of Maltol
2D structure PubChem / NCI CIR

Chemical info

CAS number CAS
118-71-8
Molecular formula
C₆H₆O₃
Molecular weight
126.11 g/mol
Origin
Natural
Odor family
Gourmand
Note
Base
Aroma
Toasted bread, caramel and malt; warm and sweet.

History

Maltol occurs naturally in larch bark, pine needles and roasted malt. It forms when sugars are heated.

In perfumery

Used for baked and caramel notes; weaker than ethyl maltol and easier to dose.

Connections

EvokesCaramel, Toast
Found in natureLarch bark, Roasted malt

Regulatory status

No specific limit
IFRA 51
No dedicated IFRA Standard in the IFRA library as of Amendment 51.
EU CosReg
No specific entry in Annex II or III of Regulation (EC) 1223/2009.
EU allergen 2023/1545
Not on the list of fragrance allergens requiring labelling, including after Regulation (EU) 2023/1545.

Sources

  1. NCI/CADD Chemical Identifier Resolver, CAS 118-71-8
  2. IFRA Standards Library, Amendments up to 51
  3. Regulation (EC) No 1223/2009, consolidated text of 18.05.2026, Annexes II and III