Flavor ingredient regulatory record

beta-Bisabolene

beta-Bisabolene is a terpene in the floral family, FEMA GRAS under FEMA number 4940 (CAS 495-61-4). Its odor is sweet, floral, herbal, spicy, woody.

FEMA
4940
CAS
495-61-4
EU FL
01.028
Formula
C15H24

GRAS status: FEMA GRAS. Source: FEMA Flavor Ingredient Library.

Structure

2D structure of beta-Bisabolene
Structure of beta-Bisabolene, C15H24. Drawn from the canonical SMILES.

Identity

IUPAC name (4S)-1-methyl-4-(6-methylhepta-1,5-dien-2-yl)cyclohexene
CAS number 495-61-4
FEMA number 4940
Molecular formula C15H24
Molecular weight 204.36 g/mol
SMILES C=C(CCC=C(C)C)[C@@H]1CC=C(C)CC1
InChIKey XZRVRYFILCSYSP-OAHLLOKOSA-N
PubChem CID 10104370
FDA UNII S19BRC22QA
EPA DTXSID DTXSID701017550
Chemical class Terpene
Boiling point 100 °C
Flash point 33 °C

Also known as: Cyclohexene, 1-methyl-4-(5-methyl-1-methylene-4-hexen-1-yl)-, (4S)-, β-Bisabolene, 1,5-Heptadiene, 6-methyl-2-(4-methyl-3-cyclohexen-1-yl)-, (S)-(-)-, Cyclohexene, 1-methyl-4-(5-methyl-1-methylene-4-hexenyl)-, (S)-, Cyclohexene, 1-methyl-4-(5-methyl-1-methylene-4-hexenyl)-, (4S)-, (4S)-1-Methyl-4-(5-methyl-1-methylene-4-hexen-1-yl)cyclohexene, (-)-β-Bisabolene, l-β-Bisabolene, (S)-1-Methyl-4-(5-methyl-1-methylene-4-hexenyl)-1-cyclohexene, (S)-1-Methyl-4-(5-methyl-1-methylene-4-hexenyl)cyclohexene, (S)-β-Bisabolene, (s)-beta-bisabolene.

Can beta-Bisabolene be labeled natural?

beta-Bisabolene occurs in nature, so the label depends on the route: beta-Bisabolene won from a natural source by a physical, enzymatic or microbiological process is natural flavor in the United States, and synthesized beta-Bisabolene is artificial. The EU and UK follow the same logic without a middle class; Mercosur and Mexico label synthetic beta-Bisabolene identical-to-natural.

United States
Natural or artificial, by process
European Union and UK
Natural only from natural material
Mercosur and Mexico
Natural or identical-to-natural

How each market defines the classes: natural vs artificial flavor under 21 CFR 101.22.

Regulatory status, with citations

United States

beta-Bisabolene is FEMA GRAS under FEMA number 4940. It is cited in the Code of Federal Regulations at 21 CFR 172.515.

21 CFR 172.515

European Union and United Kingdom

Listed on the Union List of flavouring substances as FL 01.028, Annex I Part A under Regulation (EC) 1334/2008, evaluation status approved (EFSA). The UK retains the same list.

JECFA (WHO / FAO)

beta-Bisabolene has not been evaluated by JECFA as a flavouring agent, or no evaluation is on file.

Other US flags

Not on the California Proposition 65 list.

Odor and taste

Odor: Sweet, floral, herbal, spicy, woody.

Where it is used

beta-Bisabolene is used in beverage, confection, fragrance and aromatic oils, typically as a floral note.

Structurally similar flavor ingredients

Flavor ingredients with a GRAS determination closest to beta-Bisabolene by structure. Whether one can replace it is a sensory and regulatory call; the reformulation tool works that through.

MaterialFEMASimilarityOccurrence
Farnesene383992%In nature
beta-Farnesene497190%In nature
alpha -Bisabolene506787%In nature
Nerolidol277280%In nature
(+/-)-Dihydrofarnesol403175%In nature

More terpenes in this index

Farnesol · alpha-Ionol · alpha-bisabolol · alpha-Irone · Linalool oxide pyranoid · Tetrahydrolinalool

beta-Bisabolene FAQ

Is beta-Bisabolene on the FEMA GRAS list?

It is. FEMA number 4940 covers beta-Bisabolene. It is also codified at 21 CFR 172.515.

What is the FEMA number for beta-Bisabolene?

The FEMA number for beta-Bisabolene is 4940 and its CAS registry number is 495-61-4. FEMA files it in the floral flavor category.

Is beta-Bisabolene natural or artificial?

Since beta-Bisabolene is found in nature, US labeling follows how it was obtained: natural flavor from a natural source and a natural process, artificial when beta-Bisabolene is synthesized. The EU and UK follow the same logic without a middle class; Mercosur and Mexico label synthetic beta-Bisabolene identical-to-natural.

Is beta-Bisabolene approved in the EU?

beta-Bisabolene is on the EU Union List of flavouring substances as FL 01.028 (Annex I Part A) under Regulation 1334/2008.

What is beta-Bisabolene used for?

beta-Bisabolene is described as sweet, floral, herbal, spicy, woody. It shows up in beverage, confection, fragrance and aromatic oils.

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Guides: What Is FEMA GRAS? · Natural vs artificial · Filing a GRAS notification

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Sources and attribution. The FEMA number and GRAS status on this page name a conclusion reached by the Expert Panel of the Flavor and Extract Manufacturers Association of the United States. FDA does not list this substance by FEMA number in its Substances Added to Food inventory. Its identity is attested by EU Union List of flavouring substances, matched on CAS 495-61-4.

FEMA publishes its own entry for this substance in the FEMA Flavor Library, which is the authoritative record and is worth reading alongside this page.

Ambrose Compliance is not affiliated with, endorsed by, or sponsored by FEMA. FEMA and FEMA GRAS are used here as identifiers for a published regulatory determination, not as marks of any relationship between FEMA and Ambrose.

About this page. Facts come from the FDA Substances Added to Food inventory, the Code of Federal Regulations, the EPA TSCA Inventory, the EU Union List, JECFA and the Ambrose database, with FEMA's published determination cited where it applies; parts of the text are written by Ambrose AI, which can make mistakes. Check the cited source before relying on anything here. This is not regulatory or legal advice.