moleculefinder

SHEET /m/maltol · PubChem CID 8369 · CAS 118-71-8 · REV 2026.07

marquee

Maltol from source

C6H6O3 · 126.11 g/mol

3-Hydroxy-2-methyl-4-pyrone · Larixinic acid · Palatone · Larixic acid

chemical compound

LeaderboardsBiggestDeadliest

Fig. 1 · 2D structure RDKit

CC1=C(C(=O)C=CO1)O

Where you'll find it

Not yet mapped to everyday foods or products.

The dose makes the poison inferred

A reported guinea pig oral LD50 for Maltol is 1,410 mg/kg, the dose lethal to half the animals tested. Scaled by body mass alone:

98.7 g
a median lethal dose scaled to 154 lb (98,700 mg)

“The dose makes the poison” is a cross-species estimate shown as neutral science, not a threshold anyone should act on. Real toxicity depends on the person, not body mass alone.

Toxicity & hazards

Toxicity · LD50

1,410 mg/kg · low toxicity · LD50 guinea pig oral from source

The dose lens above scales this to a body weight.

3 more reported values
  • 1,620 mg/kgLD50 · oral · rabbit
  • 3,720 mg/kgLD50 · oral · chicken
  • 820 mg/kgLD50 · other · mouse
WarningIrritantHealth hazardH302, H315, H319, H335, H341from source

Keep roaming

Where Maltol leads