Ingredient Record

3-N-Butylphthalide

A phthalide compound found in celery seed, used as a flavoring.

CAS 6066-49-5

HigherBar policy

No policy

No HigherBar policy on this ingredient.

Regulatory status

Approved in 3 of 7 tracked registries, no published record in 4.

See the status of each registry, with sources

What It Is

3-n-Butylphthalide occurs naturally in celery seed oil, where it contributes to celery's characteristic flavor and aroma. Food makers use it as a flavoring agent in small amounts. The FDA lists it as an approved flavoring agent or adjuvant.

Regulatory Record

What each registry publishes about 3-n-butylphthalide.

Every row comes from a published regulator source, linked so you can read it yourself. "Prohibited" means a regulator has affirmatively banned it; "not authorized" means it has never been cleared for that use there. The two are not the same thing, so we never collapse them.

Approved in 3 of 7 tracked registries, no published record in 4. Last verified Oct 1, 2026.

Published regulatory status for 3-N-Butylphthalide, one row per registry.
RegistryStatusPublished record
United States (FDA)ApprovedgrasTechnical effect: FLAVORING AGENT OR ADJUVANTNo effective date published · Last verified Oct 1, 2026View the source document
European Union (EFSA)ApprovedflavorNo effective date published · Last verified Oct 1, 2026View the source document
United Kingdom (FSA)ApprovedflavorEffective Dec 31, 2020 · Last verified Oct 1, 2026View the source document
Codex Alimentarius (JECFA)No published dataOur sources hold no evidenced record here. That is not a clearance and not a ban.
Japan (CAA)No published dataOur sources hold no evidenced record here. That is not a clearance and not a ban.
Australia & New Zealand (FSANZ)No published dataOur sources hold no evidenced record here. That is not a clearance and not a ban.
Canada (Health Canada)No published dataOur sources hold no evidenced record here. That is not a clearance and not a ban.

We publish only evidenced regulatory rows, each with its source. Coverage is uneven across registries, and a missing row is reported as missing.

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