Flavor ingredient regulatory record
cis- and trans-1-Methoxy-1-decene
cis- and trans-1-Methoxy-1-decene is an alkene in the fruity family, FEMA GRAS under FEMA number 4161 (CAS 79930-37-3). Its odor is sweet, fruity, floral, fresh, green.
- FEMA
- 4161
- CAS
- 79930-37-3
- JECFA
- 1802
- EU FL
- 03.022
GRAS status: FEMA GRAS, publication 22. Recorded by FDA in the Substances Added to Food inventory under CAS 79930-37-3.
Structure
Under review
The structure for cis- and trans-1-Methoxy-1-decene is still under identity review, so no drawing is shown until the record is confirmed.
Identity
Also known as: 1-Decene, 1-methoxy-, 1-Methoxy-1-decene.
Can cis- and trans-1-Methoxy-1-decene be labeled natural?
Nature occurrence: Not yet found in nature (provisional).
Nature occurrence has not been settled for this substance, so the natural or artificial class is not stated here. The FEMA GRAS status does not depend on it.
Regulatory status, with citations
United States
cis- and trans-1-Methoxy-1-decene is FEMA GRAS under FEMA number 4161. It is cited in the Code of Federal Regulations at 21 CFR 172.515.
European Union and United Kingdom
Listed on the Union List of flavouring substances as FL 03.022, Annex I Part A under Regulation (EC) 1334/2008, evaluation status approved (EFSA). The UK retains the same list.
JECFA (WHO / FAO)
JECFA number 1802, evaluated at the 51st meeting in 1998. no safety concern at current levels of intake.
Other US flags
Not on the California Proposition 65 list.
Odor and taste
Odor: Sweet, fruity, floral, fresh, green.
Where it is used
cis- and trans-1-Methoxy-1-decene is used in beverage, confection, fruit flavors, aromas and perfumes, typically as a fruity note.
Structurally similar flavor ingredients
Flavor ingredients with a GRAS determination closest to cis- and trans-1-Methoxy-1-decene by structure. Whether one can replace it is a sensory and regulatory call; the reformulation tool works that through.
| Material | FEMA | Similarity | Occurrence |
|---|---|---|---|
| Undec-2(trans)-enal | 3423 | 91% | In nature |
| 9-Undecenal | 3094 | 91% | In nature |
| (E)-4-Undecenal | 4672 | 87% | Not determined |
| Dodec-2-(trans)-enal | 2402 | 87% | In nature |
| Undecanal | 3092 | 85% | In nature |
More alkenes in this index
1-Nonene · 4-Methyl-cis-2-pentene · 1,3,5,7-Undecatetraene · 1,3,5-Undecatriene · p,alpha-Dimethylstyrene · 1-Octene
cis- and trans-1-Methoxy-1-decene FAQ
Is cis- and trans-1-Methoxy-1-decene FEMA GRAS?
Yes. The FEMA Expert Panel lists cis- and trans-1-Methoxy-1-decene as GRAS under FEMA number 4161. The Code of Federal Regulations lists it at 21 CFR 172.515.
What are the FEMA and CAS numbers for cis- and trans-1-Methoxy-1-decene?
cis- and trans-1-Methoxy-1-decene is FEMA 4161, CAS 79930-37-3. Its flavor category is fruity.
How is cis- and trans-1-Methoxy-1-decene described, and where does it show up?
Flavorists describe cis- and trans-1-Methoxy-1-decene as sweet, fruity, floral, fresh, green. It is used in beverage, confection, fruit flavors, aromas and perfumes.
What did JECFA conclude about cis- and trans-1-Methoxy-1-decene?
JECFA evaluated cis- and trans-1-Methoxy-1-decene at the 51st meeting in 1998 under JECFA number 1802. The panel concluded: no safety concern at current levels of intake.
Is cis- and trans-1-Methoxy-1-decene on the EU Union List?
Yes. FL 03.022 is the Union List entry for cis- and trans-1-Methoxy-1-decene, annex I Part A, under Regulation 1334/2008, and the UK keeps the same list.
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Sources and attribution. The identity and regulatory facts on this page are taken from the FDA Substances Added to Food inventory, a US government record, which lists this substance as TRANS- AND CIS-1-METHOXY-1-DECENE under CAS 79930-37-3 and carries its FEMA number, its JECFA flavor number. The inventory is searchable at FDA. FDA records its technical effect as flavoring agent or adjuvant.
A FEMA GRAS conclusion is reached by the Expert Panel of the Flavor and Extract Manufacturers Association of the United States, and the FEMA number names that conclusion. FEMA publishes its own entry for this substance in the FEMA Flavor Library, which is the authoritative record of what the Panel decided 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.