9-octadecenal

green aldehyde

Found in 1 ingredient across the CompKitchen flavor graph.

Look up another compound — search by name, CAS number, PubChem CID, or FEMA #.

2D Lewis Structure

Formula: C18H34O
Molecular weight: 266.5 g/mol
PubChem CID: 5283381 — full record on PubChem

Properties

Odor description: fatty
Volatility: low
CAS number: 5090-41-5
Retention index: 1978

Regulatory · United States

FEMA GRAS — Generally Recognized As Safe for flavoring use

✓ Exact match

FEMA number: 4059
GRAS publication: GRAS 21
FEMA primary name: 9-OCTADECENAL

Use-level matrix not extracted for this substance — check the source publication for current ppm guidance.

Source: FEMA GRAS publications 1-33.

Found in

Measured impact first, then profile share

Every ingredient known to contain 9-octadecenal. Ingredients with a measured concentration come first, ranked by odour activity; the rest follow by how large a share of that ingredient's profile this molecule is. The figure beside each is how many different compounds that ingredient has in total — not the concentration of 9-octadecenal in it.

chicken

meat

443 cmpds

Into the chemistry?

Get a molecule-level pairing breakdown each week — which ingredients share a compound, and why it matters at the table. Free, no spam.

Prefer an account? Create a free account to save pairings and unlock the full chemistry.

Try the pairing tools to see which ingredient combinations rely on 9-octadecenal, or compare two ingredients side-by-side.