2,3-butandione

Found in 1 ingredient across the CompKitchen flavor graph.

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

Properties

Odor description: woody, honey, caramel, butter, smoky
Retention index: 592

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	0.059 µg/L air	0.00018–2.9e+03	9	7	no (4.9 decades)
ethanol solution	52.5 ppb	2.8–100	4	4	yes
food matrix	5 ppb	0.05–206	27	19	no (2.8 decades)
model wine or beer	100 ppb	100–100	1	1	one paper
not applicable	6 ppb	6–6	1	1	one paper
oil	4.5 ppb	0.9–1e+04	5	4	no (4.0 decades)
starch or other	6.5 ppb	6.5–6.5	3	3	yes
unstated	5 ppb	0.05–3.26e+04	39	35	no (4.2 decades)
water	4.685 ppb	5e-06–1.01e+03	30	28	no (2.4 decades)

Found in

Measured impact first, then profile share

Every ingredient known to contain 2,3-butandione. 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 2,3-butandione in it.

baijiu

Beverage

201 cmpds

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