SHEET /m/caprylic-acid · PubChem CID 379 · CAS 124-07-2 · REV 2026.07
Caprylic acid
from sourceC8H16O2 · 144.21 g/mol
octoic acid · n-octanoic acid · n-octylic acid · n-octoic acid
What is Caprylic acid?
A medium-chain fat abundant in coconut oil and goat milk. It is the C8 in MCT oil and gives some cheeses their goaty note. from source
Fig. 1 · 2D structure RDKit
CCCCCCCC(=O)OThe dose makes the poison inferred
A reported rat oral LD50 for Caprylic acid is 1,410 mg/kg, the dose lethal to half the animals tested. Scaled by body mass alone:
“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 rat oral from source
The dose lens above scales this to a body weight.
1 more reported value
- 5,000 mg/kgLD50 · dermal · rabbit
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