3-phenylacrylaldehyde

green aldehyde

Found in 1 ingredient across the CompKitchen flavor graph.

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

Properties

Odor threshold: 750.0 ppb
CAS number: 104-55-2

Not in FEMA GRAS publications 1-33. Of 3,367 listed flavoring substances, none match this compound name. May still be food-safe under other regulatory routes (FDA 21 CFR 172, EFSA, JECFA) — check femaflavor.org for the authoritative current list.

Thresholds in published tables

Numbers printed in open-access papers, grouped by the medium the table states. Median and full range of the values; “agree” means two or more papers whose middle 80% of values sit within 100×. Not reviewed.

Medium	Median	Range	Values	Papers	Papers agree?
air	8 µg/L air	6–8	4	2	yes
food matrix	15.1 ppb	2–1.6e+05	3	3	no (4.9 decades)
model wine or beer	1180 ppb	1.18e+03–1.18e+03	1	1	one paper
unstated	500 ppb	0.1–1e+05	15	14	no (4.2 decades)
water	750 ppb	24–6e+03	6	6	yes

Found in

Measured impact first, then profile share

Every ingredient known to contain 3-phenylacrylaldehyde. 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 3-phenylacrylaldehyde in it.

cinnamon

spice

327 cmpds

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Try the pairing tools to see which ingredient combinations rely on 3-phenylacrylaldehyde, or compare two ingredients side-by-side.